Free tools for cross-border e-commerce sellers sourcing from China.
| Tool | Type | Description | Link |
|---|---|---|---|
| SourceCalc | Chrome Extension | Calculate profit on 1688.com product pages | GitHub |
| BulkCalc | Web App | Batch profit calculator for multiple products | Use it |
| ShipCalc | Web App | Shipping cost estimator from China | Use it |
- 100% free — no hidden costs, no premium tier (yet)
- No signup — just open and use
- No data collection — all calculations run in your browser
- Open source — all code is public
- Amazon FBA sellers sourcing from 1688/Alibaba
- Shopify store owners importing from China
- Dropshippers evaluating product margins
- Anyone importing goods from China
MIT