Privacy policy

Short version: your documents never leave your browser, and the only data collected is anonymous usage statistics that you have to actively agree to.

Guides and benchmarks

• OCR that looked like it worked - Five bugs in a browser OCR pipeline, every one of which produced a plausible success instead of an error. Measured before and after, with the code paths named.
• How small a PDF actually gets, from 50 KB to 1 MB - Five test files, both presets, and which size targets each one clears. Measured in the browser, with nothing uploaded at any point.
• How to check whether a PDF site actually uploads your file - Every online PDF tool claims your files are safe. Here are four checks you can run yourself in about two minutes, without trusting anybody's marketing page.