TOOLKIT · 4 TOOLS · RUNS IN BROWSER

Tools that run in your browser.

Fast, private, open-source. Nothing uploads, nothing registered, nothing tracked.

See tools How it works

01 Fi Profit Margin Calculator Calculate margin, markup and profit 02 Dv JSON Formatter Format, validate and minify JSON 03 Im Image to WebP Converter Convert images to WebP in-browser 06 Gn Password Generator Generate strong passwords locally

Why Toolonium

100% browser

Nothing uploads. Your files and data never leave your device.

Zero install

Open the page and use it. No sign-up, no payment, no download.

Multi-language

Every tool available in English, Spanish and Portuguese. More coming.

Open source

Toolonium is built in the open. Suggest a tool, report a bug, or send a pull request.

Suggest a tool View on Gitea