Our mission
ComTools provides simple, free, secure online tools for everyday users. Good tools should have no barriers — no sign-up, no install, no paywall. Format JSON, process Excel, or compress images in one click in your browser.
What we offer
JSON online tools
JSON format, minify, validate — local browser processing protects API data privacy.
Excel online tools
Excel merge, split, SQL conversion — temporary upload, instant processing, no server retention.
Image online tools
Image OCR and compression — all done locally in your browser.
Software downloads
FTP schedulers, test utilities, and more desktop tools — expanding over time.
Core values
- Free first — All standard online tools are permanently free with no hidden fees.
- Privacy first — Process locally in the browser whenever possible — no upload, no retention.
- Listen to users — Iterate based on user feedback; custom development available on request.
About advertising
ComTools focuses on free tools today. To keep services free, we may show third-party ads in the future. Ads will not affect tool functionality or access your JSON, image, or Excel file content. See our Privacy policy for details.
Contact us
Share suggestions, report issues, or discuss custom development via feedback. Also see Leave feedback · Privacy