Convert any video between MP4, WebM, MOV, AVI, and MKV. Re-encode or transcode to fix compatibility issues on phones, websites, or video players.
Input size
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Output size
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Saved
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🛡️ Private Local Video Processing: Your videos never leave your device — all conversions run in your browser’s memory. No server uploads, no watermarks, no sign-up required.
Convert video format
Upload a video file, choose your target format and quality, and download the converted video.
Drop a video here, or click to browse
MP4 · WebM · MOV · AVI · MKV
How it works
Upload your video. Select any video file from your computer or phone.
Choose your target format. Select MP4 for general playback, WebM for web embedding, or MOV for Apple devices.
Convert & Download. The video engine processes the conversion in browser memory and generates a download link.
Common questions
Which video format should I choose?
MP4 is recommended for 99% of use cases. It plays natively on all operating systems, smartphones, smart TVs, and social media platforms.
Why convert to WebM?
WebM is an open, royalty-free format optimized for web browsers and HTML5 video backgrounds, offering high quality at small file sizes.
Is there a limit on file size?
The desktop tier supports up to 2GB files. Mobile devices are limited to 400MB due to memory safety rules.