diff --git a/KiaExtension/CarListHandler.swift b/KiaExtension/CarListHandler.swift
index ed14805..2680368 100644
--- a/KiaExtension/CarListHandler.swift
+++ b/KiaExtension/CarListHandler.swift
@@ -9,6 +9,7 @@
 import Foundation
 import Intents
 import UIKit
+import os.log
 
 class CarListHandler: NSObject, INListCarsIntentHandling, Handler {
     private let api: Api
@@ -86,7 +87,7 @@ extension Vehicle {
         
         // Get Bluetooth and iAP2 identifiers for this vehicle
         let headUnitIds = headUnitIdentifiers()
-        print("CarListHandler: Vehicle '\(nickname)' - Bluetooth: \(headUnitIds.bluetooth ?? "none"), iAP2: \(headUnitIds.iap2 ?? "none")")
+        os_log(.debug, log: Logger.extension, "CarListHandler: Vehicle '%{public}@' - Bluetooth: %{public}@, iAP2: %{public}@", nickname, headUnitIds.bluetooth ?? "none", headUnitIds.iap2 ?? "none")
         
         let car: INCar = .init(
             carIdentifier: vehicleId.uuidString,
diff --git a/KiaExtension/CredentialsHandler.swift b/KiaExtension/CredentialsHandler.swift
index 191f526..489d21b 100644
--- a/KiaExtension/CredentialsHandler.swift
+++ b/KiaExtension/CredentialsHandler.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import os.log
 
 class CredentialsHandler {
     private let api: Api
@@ -37,7 +38,7 @@ class CredentialsHandler {
         }
         
         do {
-            print("CredentialsHandler: Using credentials from local server for reauthorization")
+            os_log(.info, log: Logger.extension, "CredentialsHandler: Using credentials from local server for reauthorization")
             let authorization = try await api.login(
                 username: credentials.username,
                 password: credentials.password
@@ -55,7 +56,7 @@ class CredentialsHandler {
     }
 
     private func updateCredentials() async {
-        print("CredentialsHandler: Updating credentials")
+        os_log(.info, log: Logger.extension, "CredentialsHandler: Updating credentials")
 
         if let credentials = try? await credentialClient.fetchCredentials() {
             api.authorization = credentials.authorization
@@ -67,7 +68,7 @@ class CredentialsHandler {
             
             // Store username and password if available for future use
             if let username = credentials.username, let password = credentials.password {
-                print("CredentialsHandler: Successfully received username and password from local server")
+                os_log(.info, log: Logger.extension, "CredentialsHandler: Successfully received username and password from local server")
                 LoginCredentialManager.store(
                     credentials: LoginCredentials(
                         username: username,
@@ -75,9 +76,9 @@ class CredentialsHandler {
                     )
                 )
             }
-            print("CredentialsHandler: Successfully updated authorization from local server")
+            os_log(.info, log: Logger.extension, "CredentialsHandler: Successfully updated authorization from local server")
         } else {
-            print("CredentialsHandler: Failed to fetch credentials from local server")
+            os_log(.default, log: Logger.extension, "CredentialsHandler: Failed to fetch credentials from local server")
             // Fallback to locally stored in keychain
             api.authorization = Authorization.authorization
         }
diff --git a/KiaMaps/App/ApiExtensions.swift b/KiaMaps/App/ApiExtensions.swift
index 10b8b5f..4f5d8ce 100644
--- a/KiaMaps/App/ApiExtensions.swift
+++ b/KiaMaps/App/ApiExtensions.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import os.log
 
 /// Extension to Api class that handles automatic token refresh and retry logic
 extension Api {
@@ -22,15 +23,15 @@ extension Api {
         } catch {
             // Check if this is an unauthorized error (401) indicating expired token
             if let apiError = error as? ApiError, case .unauthorized = apiError {
-                print("ApiAutoRefresh: Detected expired token, attempting automatic login retry")
+                os_log(.info, log: Logger.auth, "Detected expired token, attempting automatic login retry")
                 
                 // Try to refresh the token using stored credentials
                 if await refreshTokenIfPossible() {
-                    print("ApiAutoRefresh: Token refreshed successfully, retrying operation")
+                    os_log(.info, log: Logger.auth, "Token refreshed successfully, retrying operation")
                     // Retry the operation with fresh token
                     return try await operation()
                 } else {
-                    print("ApiAutoRefresh: Token refresh failed, throwing original error")
+                    os_log(.error, log: Logger.auth, "Token refresh failed, throwing original error")
                     // If refresh failed, throw the original unauthorized error
                     throw error
                 }
@@ -46,18 +47,18 @@ extension Api {
     private func refreshTokenIfPossible() async -> Bool {
         // Check if we have stored login credentials
         guard let storedCredentials = LoginCredentialManager.retrieveCredentials() else {
-            print("ApiAutoRefresh: No stored credentials available for token refresh")
+            os_log(.default, log: Logger.auth, "No stored credentials available for token refresh")
             return false
         }
         
         // Check if current token is actually expired before attempting refresh
         if let currentAuth = authorization, !isTokenExpired(currentAuth) {
-            print("ApiAutoRefresh: Current token is not expired, no refresh needed")
+            os_log(.debug, log: Logger.auth, "Current token is not expired, no refresh needed")
             return true
         }
         
         do {
-            print("ApiAutoRefresh: Attempting to login with stored credentials")
+            os_log(.info, log: Logger.auth, "Attempting to login with stored credentials")
             let newAuthData = try await login(
                 username: storedCredentials.username,
                 password: storedCredentials.password
@@ -67,15 +68,15 @@ extension Api {
             Authorization.store(data: newAuthData)
             self.authorization = newAuthData
             
-            print("ApiAutoRefresh: Successfully refreshed token")
+            os_log(.info, log: Logger.auth, "Successfully refreshed token")
             return true
             
         } catch {
-            print("ApiAutoRefresh: Failed to refresh token with error: \(error)")
+            os_log(.error, log: Logger.auth, "Failed to refresh token with error: %{public}@", error.localizedDescription)
             
             // If login fails, clear the stored credentials as they might be invalid
             if error is ApiError {
-                print("ApiAutoRefresh: Clearing invalid stored credentials")
+                os_log(.default, log: Logger.auth, "Clearing invalid stored credentials")
                 LoginCredentialManager.clearCredentials()
             }
             
diff --git a/KiaMaps/App/AppDelegate.swift b/KiaMaps/App/AppDelegate.swift
index a74bf3e..bb4399b 100644
--- a/KiaMaps/App/AppDelegate.swift
+++ b/KiaMaps/App/AppDelegate.swift
@@ -1,6 +1,7 @@
 import SwiftUI
 import UIKit
 import BackgroundTasks
+import os.log
 
 class AppDelegate: NSObject, UIApplicationDelegate {
     var localClient: LocalCredentialClient! = nil
@@ -14,7 +15,7 @@ class AppDelegate: NSObject, UIApplicationDelegate {
         
         // Start the local credential server
         LocalCredentialServer.shared.start { success in
-            print("AppDelegate: Server start success: \(success)")
+            os_log(.info, log: Logger.server, "Server start success: %{public}@", success ? "true" : "false")
         }
         return true
     }
@@ -23,7 +24,7 @@ class AppDelegate: NSObject, UIApplicationDelegate {
         // Stop the local credential server
         LocalCredentialServer.shared.stop()
         BackgroundTaskManager.shared.cleanup()
-        print("AppDelegate: Stopped local credential server")
+        os_log(.info, log: Logger.server, "Stopped local credential server")
     }
 }
     
@@ -42,11 +43,11 @@ class BackgroundTaskManager: ObservableObject {
         BGTaskScheduler.shared.register(forTaskWithIdentifier: Self.backgroundTaskIdentifier, using: nil) { task in
             self.handleBackgroundServerMaintenance(task: task as! BGAppRefreshTask)
         }
-        print("BackgroundTaskManager: Registered background task: \(Self.backgroundTaskIdentifier)")
+        os_log(.info, log: Logger.app, "Registered background task: %{public}@", Self.backgroundTaskIdentifier)
     }
     
     func handleAppDidEnterBackground() {
-        print("BackgroundTaskManager: App entered background, maintaining server")
+        os_log(.info, log: Logger.app, "App entered background, maintaining server")
         
         // Start background task to keep server running
         startBackgroundTask()
@@ -56,7 +57,7 @@ class BackgroundTaskManager: ObservableObject {
     }
     
     func handleAppWillEnterForeground() {
-        print("BackgroundTaskManager: App entering foreground")
+        os_log(.info, log: Logger.app, "App entering foreground")
         
         // End background task if running
         endBackgroundTask()
@@ -77,27 +78,27 @@ class BackgroundTaskManager: ObservableObject {
         
         do {
             try BGTaskScheduler.shared.submit(request)
-            print("BackgroundTaskManager: Scheduled background refresh task")
+            os_log(.info, log: Logger.app, "Scheduled background refresh task")
         } catch {
-            print("BackgroundTaskManager: Failed to schedule background refresh: \(error)")
+            os_log(.error, log: Logger.app, "Failed to schedule background refresh: %{public}@", error.localizedDescription)
         }
     }
     
     private func handleBackgroundServerMaintenance(task: BGAppRefreshTask) {
-        print("BackgroundTaskManager: Handling background server maintenance")
+        os_log(.info, log: Logger.app, "Handling background server maintenance")
         
         // Schedule next refresh
         scheduleBackgroundRefresh()
         
         task.expirationHandler = {
-            print("BackgroundTaskManager: Background task expired")
+            os_log(.info, log: Logger.app, "Background task expired")
             task.setTaskCompleted(success: false)
         }
         
         // Check and restart server if needed
         DispatchQueue.global(qos: .default).async {
             if !LocalCredentialServer.shared.isRunning {
-                print("BackgroundTaskManager: Restarting server during background refresh")
+                os_log(.info, log: Logger.app, "Restarting server during background refresh")
                 LocalCredentialServer.shared.start()
                 
                 // Wait a moment for server to start
@@ -113,7 +114,7 @@ class BackgroundTaskManager: ObservableObject {
     private func startBackgroundTask() {
         backgroundTask = UIApplication.shared.beginBackgroundTask(withName: "LocalServerMaintenance") {
             [weak self] in
-            print("BackgroundTaskManager: Background task expired, ending task")
+            os_log(.info, log: Logger.app, "Background task expired, ending task")
             self?.endBackgroundTask()
         }
         
@@ -132,13 +133,13 @@ class BackgroundTaskManager: ObservableObject {
     }
     
     private func maintainServerInBackground() {
-        print("BackgroundTaskManager: Maintaining server in background")
+        os_log(.info, log: Logger.app, "Maintaining server in background")
         
         // Keep the server alive for as long as possible in background
         while backgroundTask != .invalid && UIApplication.shared.backgroundTimeRemaining > 5.0 {
             // Check server status periodically
             if !LocalCredentialServer.shared.isRunning {
-                print("BackgroundTaskManager: Restarting server in background")
+                os_log(.info, log: Logger.app, "Restarting server in background")
                 LocalCredentialServer.shared.start()
             }
             
@@ -146,7 +147,7 @@ class BackgroundTaskManager: ObservableObject {
             Thread.sleep(forTimeInterval: 1.0)
         }
         
-        print("BackgroundTaskManager: Background maintenance ending, time remaining: \(UIApplication.shared.backgroundTimeRemaining)")
+        os_log(.info, log: Logger.app, "Background maintenance ending, time remaining: %{public}f", UIApplication.shared.backgroundTimeRemaining)
     }
 }
 
@@ -179,19 +180,19 @@ struct Application: App {
     private func handleScenePhaseChange(_ phase: ScenePhase) {
         switch phase {
         case .active:
-            print("Application: Scene became active")
+            os_log(.debug, log: Logger.app, "Scene became active")
             backgroundManager.handleAppWillEnterForeground()
             
         case .inactive:
-            print("Application: Scene became inactive")
+            os_log(.debug, log: Logger.app, "Scene became inactive")
             // Handle brief inactive state (e.g., incoming call, control center)
             
         case .background:
-            print("Application: Scene entered background")
+            os_log(.debug, log: Logger.app, "Scene entered background")
             backgroundManager.handleAppDidEnterBackground()
             
         @unknown default:
-            print("Application: Unknown scene phase: \(phase)")
+            os_log(.default, log: Logger.app, "Unknown scene phase: %{public}@", String(describing: phase))
         }
     }
 }
diff --git a/KiaMaps/App/LoginView.swift b/KiaMaps/App/LoginView.swift
index 84a08a2..4553632 100644
--- a/KiaMaps/App/LoginView.swift
+++ b/KiaMaps/App/LoginView.swift
@@ -7,6 +7,7 @@
 //
 
 import SwiftUI
+import os.log
 
 struct LoginView: View {
     @State private var username: String = ""
@@ -291,6 +292,6 @@ struct KiaTextFieldStyle: TextFieldStyle {
 
 #Preview {
     LoginView(configuration: AppConfiguration.self) { authData in
-        print("Login successful with user: \(authData)")
+        os_log(.info, log: Logger.auth, "Login successful for user")
     }
 }
diff --git a/KiaMaps/App/MainView.swift b/KiaMaps/App/MainView.swift
index 40643d6..74e1154 100644
--- a/KiaMaps/App/MainView.swift
+++ b/KiaMaps/App/MainView.swift
@@ -7,6 +7,7 @@
 //
 
 import SwiftUI
+import os.log
 
 struct MainView: View {
     let configuration: AppConfiguration.Type
@@ -293,7 +294,7 @@ struct MainView: View {
                 await loadData()
                 if lastUpdateDate < selectedVehicleStatus.lastUpdateTime {
                     self.lastUpdateDate = nil
-                    print("Updated")
+                    os_log(.debug, log: Logger.ui, "Vehicle status updated")
                 }
             } else {
                 _ = try await api.refreshVehicleWithAutoRefresh(selectedVehicle.vehicleId)
diff --git a/KiaMaps/Core/Api/Api.swift b/KiaMaps/Core/Api/Api.swift
index e67c7fc..ee276fd 100644
--- a/KiaMaps/Core/Api/Api.swift
+++ b/KiaMaps/Core/Api/Api.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import os.log
 
 /**
  * Api - Main interface for Kia/Hyundai/Genesis vehicle API communication
@@ -76,15 +77,15 @@ class Api {
         let referer: String
         do {
             referer = try await fetchConnectorAuthorization()
-            print("Retrieved referer: \(referer)")
+            os_log(.info, log: Logger.api, "Retrieved referer: %{private}@", referer)
         } catch {
-            print("Client connector authorization failed \(error.localizedDescription)")
+            os_log(.error, log: Logger.api, "Client connector authorization failed: %{public}@", error.localizedDescription)
             throw AuthenticationError.clientConfigurationFailed
         }
 
         // Step 1: Get client configuration
         let clientConfig = try await fetchClientConfiguration(referer: referer)
-        print("Client configured for: \(clientConfig.clientName)")
+        os_log(.info, log: Logger.api, "Client configured for: %{public}@", clientConfig.clientName)
         
         // Step 2: Check if password encryption is enabled
         let encryptionSettings = try await fetchPasswordEncryptionSettings(referer: referer)
@@ -97,7 +98,7 @@ class Api {
         do {
             rsaKey = try await fetchRSACertificate(referer: referer)
         } catch {
-            print("Fetch RSA Certificate failed \(error.localizedDescription)")
+            os_log(.error, log: Logger.api, "Fetch RSA Certificate failed: %{public}@", error.localizedDescription)
             throw AuthenticationError.certificateRetrievalFailed
         }
         // Step 4: Initialize OAuth2 flow
@@ -117,7 +118,7 @@ class Api {
         do {
             tokenResponse = try await exchangeCodeForTokens(authorizationCode: authorizationCode)
         } catch {
-            print("Exchange code for token failed \(error.localizedDescription)")
+            os_log(.error, log: Logger.api, "Exchange code for token failed: %{public}@", error.localizedDescription)
             throw AuthenticationError.tokenExchangeFailed
         }
 
@@ -145,9 +146,9 @@ class Api {
     func logout() async throws {
         do {
             try await provider.request(with: .post, endpoint: .logout).empty()
-            print("Successfully logout")
+            os_log(.info, log: Logger.auth, "Successfully logout")
         } catch {
-            print("Failed to logout: " + error.localizedDescription)
+            os_log(.error, log: Logger.auth, "Failed to logout: %{public}@", error.localizedDescription)
         }
         provider.authorization = nil
         cleanCookies()
diff --git a/KiaMaps/Core/Api/ApiRequest.swift b/KiaMaps/Core/Api/ApiRequest.swift
index 70f51bb..2213c7f 100644
--- a/KiaMaps/Core/Api/ApiRequest.swift
+++ b/KiaMaps/Core/Api/ApiRequest.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import os.log
 
 public enum JSONDecoders {
     public static let `default`: JSONDecoder = {
@@ -334,13 +335,13 @@ struct ApiRequestImpl: ApiRequest {
         guard let string = String(data: data, encoding: .utf8) else {
             throw URLError(.cannotDecodeContentData)
         }
-        print("\(endpoint) - result: \(string)")
+        os_log(.debug, log: Logger.api, "%{public}@ - result: %{private}@", String(describing: endpoint), string)
         return string
     }
 
     func httpResponse(acceptStatusCode: Int) async throws -> HTTPURLResponse {
         let (_, response) = try await callRequest(acceptStatusCode: acceptStatusCode)
-        print("\(endpoint) - result: \(response)")
+        os_log(.debug, log: Logger.api, "%{public}@ - result: %{private}@", String(describing: endpoint), String(describing: response))
         guard let response = response as? HTTPURLResponse else {
             throw URLError(.cannotDecodeContentData)
         }
@@ -350,7 +351,7 @@ struct ApiRequestImpl: ApiRequest {
     func data<Data: Decodable>(acceptStatusCode: Int) async throws -> Data {
         let (data, _) = try await callRequest(acceptStatusCode: acceptStatusCode)
         let result = try JSONDecoders.default.decode(Data.self, from: data)
-        print("\(endpoint) - result: \(result)")
+        os_log(.debug, log: Logger.api, "%{public}@ - result: %{private}@", String(describing: endpoint), String(describing: result))
         return result
     }
 
@@ -367,10 +368,10 @@ struct ApiRequestImpl: ApiRequest {
     @discardableResult
     private func callRequest(acceptStatusCode: Int) async throws -> (Data, URLResponse) {
         let urlRequest = try self.urlRequest
-        print("\(endpoint) - request: \(String(describing: urlRequest.url)) \(String(describing: urlRequest.allHTTPHeaderFields))")
+        os_log(.debug, log: Logger.api, "%{public}@ - request: %{private}@ %{private}@", String(describing: endpoint), String(describing: urlRequest.url), String(describing: urlRequest.allHTTPHeaderFields))
 
         let (data, response) = try await caller.urlSession.data(for: urlRequest)
-        print("\(endpoint) - response: \(response)")
+        os_log(.debug, log: Logger.api, "%{public}@ - response: %{private}@", String(describing: endpoint), String(describing: response))
 
         guard (200 ... 399).contains(response.status ?? 0) else {
             if response.status == 401 {
diff --git a/KiaMaps/Core/Api/Models/SignInResponse.swift b/KiaMaps/Core/Api/Models/SignInResponse.swift
index 7acd40a..a892269 100644
--- a/KiaMaps/Core/Api/Models/SignInResponse.swift
+++ b/KiaMaps/Core/Api/Models/SignInResponse.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import os.log
 
 struct SignInResponse: Decodable {
     let redirectUrl: URL
@@ -30,7 +31,7 @@ struct SignInResponse: Decodable {
                 return String(string[range]).replacingOccurrences(of: "&amp;", with: "&")
             }
         } catch {
-            print("Invalid regex: \(error.localizedDescription)")
+            os_log(.error, log: Logger.api, "Invalid regex: %{public}@", error.localizedDescription)
         }
         return nil
     }
diff --git a/KiaMaps/Core/Authorization/Authorization.swift b/KiaMaps/Core/Authorization/Authorization.swift
index 5ce2656..72f5fd6 100644
--- a/KiaMaps/Core/Authorization/Authorization.swift
+++ b/KiaMaps/Core/Authorization/Authorization.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import os.log
 
 struct AuthorizationData: Codable {
     var stamp: String
@@ -35,7 +36,7 @@ struct AuthorizationData: Codable {
               cfb.count == rawString.count,
               let rawData = rawString.data(using: .utf8)
         else {
-            print("cfb and raw length not equal")
+            os_log(.error, log: Logger.auth, "CFB and raw length not equal")
             return ""
         }
 
diff --git a/KiaMaps/Core/Authorization/Keychain.swift b/KiaMaps/Core/Authorization/Keychain.swift
index 65c0b25..ed3164a 100644
--- a/KiaMaps/Core/Authorization/Keychain.swift
+++ b/KiaMaps/Core/Authorization/Keychain.swift
@@ -7,6 +7,7 @@
 //
 
 import Foundation
+import os.log
 
 private enum KeychainSecurityKeys: String {
     case className
@@ -82,7 +83,7 @@ struct Keychain<Key: RawRepresentable> {
                 checkForErrors("Store failed to delete value at path: \(path).", status: deleteStatus)
                 checkForErrors("Store failed to add value at path: \(path).", status: addStatus)
             } catch {
-                print("Failed to encode: \(value)")
+                os_log(.error, log: Logger.keychain, "Failed to encode a value for storing into the keychain.")
             }
         } else {
             removeVakue(at: path)
@@ -125,14 +126,14 @@ struct Keychain<Key: RawRepresentable> {
         }
 
         guard let data = retrievedData as? Data else {
-            print("Failed to cast value at path: \(path) to type Data.")
+            os_log(.error, log: Logger.keychain, "Failed to cast value at path: %{public}@ to type Data", String(describing: path))
             return nil
         }
 
         do {
             return try JSONDecoders.default.decode(Content.self, from: data)
         } catch {
-            print("Failed to decode value at path: \(path) from type Data. \(error)")
+            os_log(.error, log: Logger.keychain, "Failed to decode value at path: %{public}@ from type Data: %{public}@", String(describing: path), error.localizedDescription)
             return nil
         }
     }
@@ -147,7 +148,7 @@ struct Keychain<Key: RawRepresentable> {
         ].compactMap { $0 }
 
         guard !ignoredStatuses.contains(status) else { return }
-        print(message + ", error: \(status)")
+        os_log(.error, log: Logger.keychain, "%{public}@, error: %{public}d", message, status)
     }
 }
 
diff --git a/KiaMaps/Core/Bluetooth/BluetoothManager.swift b/KiaMaps/Core/Bluetooth/BluetoothManager.swift
index 7c77731..fd58336 100644
--- a/KiaMaps/Core/Bluetooth/BluetoothManager.swift
+++ b/KiaMaps/Core/Bluetooth/BluetoothManager.swift
@@ -9,6 +9,7 @@
 import Foundation
 import CoreBluetooth
 import ExternalAccessory
+import os.log
 
 /// Manages Bluetooth device discovery and identifies potential vehicle head units
 class BluetoothManager: NSObject {
@@ -47,7 +48,7 @@ class BluetoothManager: NSObject {
                     name: accessory.name,
                     identifier: accessory.serialNumber
                 ))
-                print("BluetoothManager: Found automotive accessory: \(accessory.name) - \(accessory.serialNumber)")
+                os_log(.info, log: Logger.bluetooth, "Found automotive accessory: %{public}@ - %{private}@", accessory.name, accessory.serialNumber)
             }
         }
         
@@ -117,7 +118,7 @@ extension BluetoothManager: CBCentralManagerDelegate {
     func centralManagerDidUpdateState(_ central: CBCentralManager) {
         switch central.state {
         case .poweredOn:
-            print("BluetoothManager: Bluetooth is powered on")
+            os_log(.info, log: Logger.bluetooth, "Bluetooth is powered on")
             // Retrieve connected peripherals
             let connectedPeripherals = central.retrieveConnectedPeripherals(withServices: [])
             self.connectedDevices = connectedPeripherals
@@ -127,17 +128,17 @@ extension BluetoothManager: CBCentralManagerDelegate {
                 let name = peripheral.name ?? "Unknown Device"
                 let identifier = peripheral.identifier.uuidString
                 deviceIdentifiers[name] = identifier
-                print("BluetoothManager: Connected device: \(name) - \(identifier)")
+                os_log(.info, log: Logger.bluetooth, "Connected device: %{public}@ - %{private}@", name, identifier)
             }
             
         case .poweredOff:
-            print("BluetoothManager: Bluetooth is powered off")
+            os_log(.info, log: Logger.bluetooth, "Bluetooth is powered off")
         case .unauthorized:
-            print("BluetoothManager: Bluetooth access is unauthorized")
+            os_log(.error, log: Logger.bluetooth, "Bluetooth access is unauthorized")
         case .unsupported:
-            print("BluetoothManager: Bluetooth is not supported")
+            os_log(.error, log: Logger.bluetooth, "Bluetooth is not supported")
         default:
-            print("BluetoothManager: Bluetooth state: \(central.state.rawValue)")
+            os_log(.debug, log: Logger.bluetooth, "Bluetooth state: %{public}d", central.state.rawValue)
         }
     }
 }
diff --git a/KiaMaps/Core/LocalServer/LocalCredentialClient.swift b/KiaMaps/Core/LocalServer/LocalCredentialClient.swift
index 45d0fff..a032eed 100644
--- a/KiaMaps/Core/LocalServer/LocalCredentialClient.swift
+++ b/KiaMaps/Core/LocalServer/LocalCredentialClient.swift
@@ -8,6 +8,7 @@
 
 import Foundation
 import Network
+import os.log
 
 enum LocalCredentialClientError: Error {
     case noCredentials
@@ -67,14 +68,14 @@ final class LocalCredentialClient {
         connection.stateUpdateHandler = { state in
             switch state {
             case .ready:
-                print("LocalCredentialClient: Connected to server")
+                os_log(.info, log: Logger.server, "Connected to server")
             case .failed(let error), .waiting(let error):
-                print("LocalCredentialClient: Connection failed: \(error)")
+                os_log(.error, log: Logger.server, "Connection failed: %{public}@", error.localizedDescription)
                 completion(.failure(error))
             case .cancelled:
-                print("LocalCredentialClient: Connection cancelled")
+                os_log(.debug, log: Logger.server, "Connection cancelled")
             default:
-                print("LocalCredentialClient: Connection state \(state)")
+                os_log(.debug, log: Logger.server, "Connection state: %{public}@", String(describing: state))
             }
         }
 
@@ -88,7 +89,7 @@ final class LocalCredentialClient {
 
             connection.send(content: requestData, completion: .contentProcessed { error in
                 if let error = error {
-                    print("LocalCredentialClient: Send error: \(error)")
+                    os_log(.error, log: Logger.server, "Send error: %{public}@", error.localizedDescription)
                     completion(.failure(error))
                     connection.cancel()
                     return
@@ -99,7 +100,7 @@ final class LocalCredentialClient {
                     defer { connection.cancel() }
 
                     if let error = error {
-                        print("LocalCredentialClient: Receive error: \(error)")
+                        os_log(.error, log: Logger.server, "Receive error: %{public}@", error.localizedDescription)
                         completion(.failure(error))
                         connection.cancel()
                         return
@@ -125,14 +126,14 @@ final class LocalCredentialClient {
                         completion(.success(response))
                         connection.cancel()
                     } catch {
-                        print("LocalCredentialClient: Decode error: \(error)")
+                        os_log(.error, log: Logger.server, "Decode error: %{public}@", error.localizedDescription)
                         completion(.failure(error))
                         connection.cancel()
                     }
                 }
             })
         } catch {
-            print("LocalCredentialClient: Encode error: \(error)")
+            os_log(.error, log: Logger.server, "Encode error: %{public}@", error.localizedDescription)
             completion(.failure(error))
             connection.cancel()
         }
diff --git a/KiaMaps/Core/LocalServer/LocalCredentialServer.swift b/KiaMaps/Core/LocalServer/LocalCredentialServer.swift
index 3c8d04f..7a07c1f 100644
--- a/KiaMaps/Core/LocalServer/LocalCredentialServer.swift
+++ b/KiaMaps/Core/LocalServer/LocalCredentialServer.swift
@@ -8,6 +8,7 @@
 
 import Foundation
 import Network
+import os.log
 
 /// Local server that provides credentials to extensions securely
 final class LocalCredentialServer {
@@ -60,7 +61,7 @@ final class LocalCredentialServer {
     /// Starts the local server
     func start(completion: ((Bool) -> Void)? = nil) {
         guard listener == nil else {
-            print("LocalCredentialServer: Server already running")
+            os_log(.default, log: Logger.server, "Server already running")
             completion?(true)
             return
         }
@@ -74,7 +75,7 @@ final class LocalCredentialServer {
         do {
             listener = try NWListener(using: parameters, on: NWEndpoint.Port(integerLiteral: port))
         } catch {
-            print("LocalCredentialServer: Failed to create listener: \(error)")
+            os_log(.error, log: Logger.server, "Failed to create listener: %{public}@", error.localizedDescription)
             completion?(false)
             return
         }
@@ -82,19 +83,19 @@ final class LocalCredentialServer {
         listener?.stateUpdateHandler = { [weak self] state in
             switch state {
             case .ready:
-                print("LocalCredentialServer: Server is ready on port \(self?.port ?? 0)")
+                os_log(.info, log: Logger.server, "Server is ready on port %{public}d", self?.port ?? 0)
                 completion?(true)
             case .failed(let error):
-                print("LocalCredentialServer: Server failed with error: \(error)")
+                os_log(.error, log: Logger.server, "Server failed with error: %{public}@", error.localizedDescription)
                 self?.handleServerFailure(error: error)
                 completion?(false)
             case .cancelled:
-                print("LocalCredentialServer: Server cancelled")
+                os_log(.info, log: Logger.server, "Server cancelled")
                 completion?(false)
             case .waiting(let error):
-                print("LocalCredentialServer: Server waiting: \(error)")
+                os_log(.debug, log: Logger.server, "Server waiting: %{public}@", error.localizedDescription)
             default:
-                print("LocalCredentialServer: Server state: \(state)")
+                os_log(.debug, log: Logger.server, "Server state: %{public}@", String(describing: state))
             }
         }
         
@@ -111,7 +112,7 @@ final class LocalCredentialServer {
         
         // Retry after a short delay for certain errors
         if case .posix(let posixError) = error, posixError == .EADDRINUSE {
-            print("LocalCredentialServer: Port in use, retrying in 5 seconds...")
+            os_log(.default, log: Logger.server, "Port in use, retrying in 5 seconds...")
             DispatchQueue.global().asyncAfter(deadline: .now() + 5.0) { [weak self] in
                 self?.start()
             }
@@ -122,7 +123,7 @@ final class LocalCredentialServer {
     func stop() {
         listener?.cancel()
         listener = nil
-        print("LocalCredentialServer: Server stopped")
+        os_log(.info, log: Logger.server, "Server stopped")
     }
     
     /// Handles incoming connections
@@ -130,13 +131,13 @@ final class LocalCredentialServer {
         connection.stateUpdateHandler = { state in
             switch state {
             case .ready:
-                print("LocalCredentialServer: Connection ready")
+                os_log(.debug, log: Logger.server, "Connection ready")
             case .failed(let error):
-                print("LocalCredentialServer: Connection failed: \(error)")
+                os_log(.error, log: Logger.server, "Connection failed: %{public}@", error.localizedDescription)
             case .cancelled:
-                print("LocalCredentialServer: Connection cancelled")
+                os_log(.debug, log: Logger.server, "Connection cancelled")
             default:
-                print("LocalCredentialServer: Connection state: \(state)")
+                os_log(.debug, log: Logger.server, "Connection state: %{public}@", String(describing: state))
             }
         }
         
@@ -147,13 +148,13 @@ final class LocalCredentialServer {
             guard let self = self else { return }
             
             if let error = error {
-                print("LocalCredentialServer: Receive error: \(error)")
+                os_log(.error, log: Logger.server, "Receive error: %{public}@", error.localizedDescription)
                 connection.cancel()
                 return
             }
             
             guard let data = data, !data.isEmpty else {
-                print("LocalCredentialServer: No data received")
+                os_log(.default, log: Logger.server, "No data received")
                 connection.cancel()
                 return
             }
@@ -173,12 +174,12 @@ final class LocalCredentialServer {
             
             // Verify password
             guard request.password == serverPassword else {
-                print("LocalCredentialServer: Invalid password from extension: \(request.extensionIdentifier)")
+                os_log(.default, log: Logger.server, "Invalid password from extension: %{public}@", request.extensionIdentifier)
                 sendErrorResponse(connection: connection, error: "Invalid password")
                 return
             }
             
-            print("LocalCredentialServer: Valid request from extension: \(request.extensionIdentifier)")
+            os_log(.info, log: Logger.server, "Valid request from extension: %{public}@", request.extensionIdentifier)
 
             let credentials = LoginCredentialManager.retrieveCredentials()
 
@@ -195,7 +196,7 @@ final class LocalCredentialServer {
             sendResponse(connection: connection, data: responseData)
             
         } catch {
-            print("LocalCredentialServer: Failed to process request: \(error)")
+            os_log(.error, log: Logger.server, "Failed to process request: %{public}@", error.localizedDescription)
             sendErrorResponse(connection: connection, error: "Invalid request format")
         }
     }
@@ -204,9 +205,9 @@ final class LocalCredentialServer {
     private func sendResponse(connection: NWConnection, data: Data) {
         connection.send(content: data, completion: .contentProcessed { error in
             if let error = error {
-                print("LocalCredentialServer: Send error: \(error)")
+                os_log(.error, log: Logger.server, "Send error: %{public}@", error.localizedDescription)
             } else {
-                print("LocalCredentialServer: Response sent successfully")
+                os_log(.debug, log: Logger.server, "Response sent successfully")
             }
             connection.cancel()
         })
diff --git a/KiaMaps/Core/Logging/Logger.swift b/KiaMaps/Core/Logging/Logger.swift
new file mode 100644
index 0000000..a72ae87
--- /dev/null
+++ b/KiaMaps/Core/Logging/Logger.swift
@@ -0,0 +1,50 @@
+//
+//  Logger.swift
+//  KiaMaps
+//
+//  Created by Claude on 11.08.2025.
+//  Copyright © 2025 Lukas Foldyna. All rights reserved.
+//
+
+import Foundation
+import os.log
+
+/// Centralized logging utility for the KiaMaps application
+enum Logger {
+    
+    // MARK: - Subsystems
+    
+    private static let subsystem = Bundle.main.bundleIdentifier ?? "com.kiamaps"
+    
+    // MARK: - Log Categories
+    
+    /// API and network related logging
+    static let api = OSLog(subsystem: subsystem, category: "API")
+    
+    /// Authentication and authorization logging
+    static let auth = OSLog(subsystem: subsystem, category: "Auth")
+    
+    /// Local server and credential sharing
+    static let server = OSLog(subsystem: subsystem, category: "Server")
+    
+    /// Application lifecycle and background tasks
+    static let app = OSLog(subsystem: subsystem, category: "App")
+    
+    /// UI and view related logging
+    static let ui = OSLog(subsystem: subsystem, category: "UI")
+    
+    /// Bluetooth connectivity
+    static let bluetooth = OSLog(subsystem: subsystem, category: "Bluetooth")
+    
+    /// Keychain and secure storage
+    static let keychain = OSLog(subsystem: subsystem, category: "Keychain")
+    
+    /// Vehicle data and status
+    static let vehicle = OSLog(subsystem: subsystem, category: "Vehicle")
+    
+    /// Extension and Siri integration
+    static let `extension` = OSLog(subsystem: subsystem, category: "Extension")
+    
+    /// General default logging
+    static let general = OSLog(subsystem: subsystem, category: "General")
+}