Convert MP4, MOV, MKV, WebM, MP3, WAV, OGG, and more directly in your browser. Hardware-accelerated via WebCodecs — fast, private, and nothing is uploaded.
Drag a file onto the converter, or click to pick one — works with MP4, MOV, MKV, WebM, MP3, WAV, and most common formats.
Pick a one-click preset (e.g. MP4 → MP3) or select any format from the dropdown.
Click Convert. The browser handles the rest — watch the progress bar, then download your new file.
Your file never leaves your device. Reading, decoding, encoding, and writing all happen in your browser — we can't even see the filename.
Powered by WebCodecs, the same video engine your browser uses for YouTube and Netflix. MOV ↔ MP4 conversions are often fast remuxes with no re-encode.
Upload a video, pick an audio format, and get just the audio. Great for turning talks, lectures, and podcasts into MP3s.
MP4 output is produced with its moov atom at the start of the file — ideal for streaming and direct web playback.
No desktop app, no plugin, no command-line ffmpeg. Open the page, drop a file, get a result.
Conversions run in the background of the tab and can be cancelled mid-way if you change your mind.
The converter reads most common audio and video files and exports to any of the formats below.
Dedicated one-click pages with format-specific guidance for the most common jobs.