Last updated: November 2025
The JSON → Excel (Offline Converter) browser extension is built to help you transform local .json files into Excel (.xlsx) spreadsheets entirely on your own device.
Your data never leaves your computer, and no information is ever collected, transmitted, or stored on our servers.
storage API (local only) to keep a conversion counter — a simple number that shows how many conversions you’ve run.We do not collect, log, or transmit: