Video & Audio Converter
Convert videos and audio files between all popular formats — directly in your browser. No upload to any server, no file size limit, fully private.
Key Features
Blazing Fast
Powered by FFmpeg WASM — all conversion happens locally in your browser with near-native speed.
Fully Private
Your files never leave your device. No server upload, no cloud processing, zero data collection.
All Major Formats
Support for MP4, MOV, AVI, MKV, WebM, MP3, WAV, FLAC, OGG, AAC and many more.
Quality Control
Choose your output quality, bitrate, and codec settings for professional results.
Batch Processing
Drop multiple files and convert them all at once — no waiting between each file.
Works Everywhere
Runs on any modern browser — desktop, tablet, or mobile. No app installation needed.
Perfect For
Frequently Asked Questions
Yes! We use FFmpeg compiled to WebAssembly (WASM). Your files stay on your device at all times — nothing is uploaded to any server.
There are no artificial limits. The only constraint is your device's available memory. Most devices handle files up to several gigabytes without issues.
All major video formats (MP4, MOV, AVI, MKV, WebM, FLV) and audio formats (MP3, WAV, FLAC, OGG, AAC, WMA) are supported.
No. The converter is completely free and works without any account or registration.
Ready to convert?
Launch the Video & Audio Converter directly in your browser — no installation, no sign-up.
Start Audio & Video Converter