About this tool

A free, browser-local, source-available tool for users facing unsupported Nado/Ink perpetual-futures trade-history imports into Koinly. It accepts a local CSV or pasted fictional data and lets the user manually select verified UTC close time, signed already-realized PnL, and actual settlement-currency columns. It outputs a Koinly Simple-format candidate CSV using the documented realized-gain tag, rejecting ambiguous inputs, invalid dates, duplicate IDs, unknown currencies and inconsistent rows. Includes a three-row fully fabricated demo and 15 parser tests. No uploads, network requests, accoun