About
Tools that respect your files.
FileToolkit is a free collection of 26 browser-based utilities built by NS Ascertain. Everything happens locally in your browser — your files are never uploaded to a server.
100% client-side
Files are processed in your browser. No uploads, ever.
No login required
Just open a tool and use it. No accounts, no tracking.
Fast and free
26 tools, instant results, no usage limits.
Made with care
Crafted by the NS Ascertain team for everyday productivity.