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video tool
Convert
Any format. Any direction. All local.
Convert audio and video files between any format. Batch processing, smart codec detection for instant copy-mode transfers, and quality control - powered by FFmpeg running in your browser.
FEATURES
What Convert does
9 video input formats, 6 output formats
9 audio input formats, 7 output formats
Video-to-audio extraction
Smart copy-mode for instant lossless conversion
Batch conversion with per-job progress
SUPPORTED FORMATS
.mp4.mkv.avi.mov.webm.flv.mp3.wav.flac.aac.ogg.opus
UNDER THE HOOD
How it stays local
Technology Stack
FFmpeg WASM with codec-aware copy mode optimization
Offline Capable
Works without internet after first load
Zero Upload
Files never leave your browser
WebAssembly Powered
Near-native performance in your browser
Ready to use Convert?
No account required. No download. Just open and start processing.
Launch Convert