Review an API result

Open a downloaded .review.json file, inspect its formulas, and recalculate changes on this device.

No account, API key, Pro purchase or active API allowance required. Files stay in this tab’s memory; nothing is uploaded or saved to your workspace.

Choose a review file or drop it here (64 KiB maximum)

Downloaded files remain usable here after hosted API access expires. No API calls run in this reviewer.