Everything is so fun

Free, browser-based tools for different domains. No uploads, no accounts, no tracking — just open and use.

Projects

Media is so fun

Compress, convert, and edit video, audio & GIF files directly in your browser. No upload, no server — 100% private.

Live
Video Compress Video to GIF Audio Extract Format Convert

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Color is so fun

Generate palettes, check contrast ratios, pick colors from images, and explore gradients — all in the browser.

Soon
Palette Generator Contrast Checker Color Picker Gradient Builder

Text is so fun

Count words, diff text, convert between formats, encode & decode — lightweight text utilities at your fingertips.

Soon
Word Counter Text Diff Base64 Encode Markdown Preview

Data is so fun

Format JSON, view CSV files, visualize data structures, and convert between data formats instantly.

Soon
JSON Formatter CSV Viewer YAML Converter Data Charts

Why isso.fun

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Privacy First

All processing happens in your browser. Your files never leave your device.

⚡

Instant

No upload queues, no waiting. Tools load fast and run locally.

🆓

Free & Open

Core tools are free forever. No account required, no hidden limits.