Free tools

Useful on day one. Private by design.

Every tool here runs on your device. We never see your files, and you don't need an account.

01Zero custody, by architecture

The file stays where it is.

The page loads once. After that, your file is read into your browser's memory, checked and displayed. The site's security policy only allows the page to talk to its own server, and the checker never sends it anything.

Fig.How the checker handles your file. Nothing crosses the device boundary.

02Instruments

LiveCAP-01

Bank file checker

BAI2, camt.052/053/054 and pain.001: a readable summary, control totals, a balance proof, and checks for the Swift November 2026 address rule.

Open the checker

In developmentCAP-04

Bank fee code decoder

Map an account analysis export to AFP service code categories and flag non-standard codes.

In developmentCAP-05

Bank connectivity directory

Channels and formats by bank, from public documentation, with every source cited.