Convert Any File,
In Seconds
Zero-friction file conversion. Drag, drop, done. Everything runs in your browser — your files never leave your device.
Three steps. That's it.
Drop a file, pick your formats, and download. No complexity, just results.
Drop your file
Drag and drop any file. We auto-detect the format and show compatible converters.
Pick your formats
Choose one or multiple output formats. Batch conversion is built in.
Download instantly
All processing happens in your browser. Download individually or as a ZIP.
We're not like other converters
No uploads, no accounts, no limits.
| Feature | flux-convert | Cloud converters |
|---|---|---|
| File size limit | No limit | 25–100 MB |
| Account required | No | Usually |
| Files uploaded? | Never | Always |
| Batch export | Unlimited | 1–3 files free |
| Ads | Minimal | Everywhere |
| Speed | Instant | Queue-based |
| Cost | Free forever | $5–15/mo |
Built for everyone
Whether you're a designer, developer, or student — flux‑convert works for you.
Designers
Convert between image formats, optimize assets for web, and batch-export at different resolutions.
Students
Turn PDFs into images for presentations, convert audio recordings, and transform data formats.
Developers
Convert data formats (JSON, CSV, XML, YAML), transform fonts, and convert media assets.
Content creators
Convert HEIC photos to JPG, audio to MP3, video to GIF, and optimize media for every platform.
Data analysts
Transform CSV to JSON, XML to CSV, and convert between data interchange formats effortlessly.
Teams & businesses
No accounts, no file size limits, no worrying about sensitive files leaving your network.
Every format, covered
Images, audio, documents, data — we handle it all.
Your files never leave your device
Every conversion happens directly in your browser using WebAssembly and Canvas APIs. Zero server uploads. Zero data collection.
Questions? Answered.
Everything you need to know.
Your files should be
converting right now.
Free forever · Ready in seconds · 100% private
Start Converting