Convert Any Video to MP4 Format
Free online MP4 converter. Convert MOV, AVI, MKV, WebM, FLV, and 50+ video formats to MP4 instantly. No uploads, completely private, unlimited conversions.
- Universal Compatibility
- 100% Private
- No File Size Limits
- Free Forever
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Why Convert to MP4?
Universal Compatibility
MP4 is the most widely supported video format. It works on all devices, browsers, and platforms - from smartphones to smart TVs.
Excellent Compression
H.264 codec in MP4 provides superior quality-to-size ratio, keeping file sizes small while maintaining excellent video quality.
Perfect for Streaming
YouTube, Vimeo, Facebook, and all major platforms prefer MP4. It's optimized for web streaming and fast loading.
Popular MP4 Conversions
MOV to MP4
QuickTime to universal
AVI to MP4
Old format upgrade
MKV to MP4
Better compatibility
WebM to MP4
Browser to device
About MP4 Video Format
MP4 (MPEG-4 Part 14) is the most popular digital video format in the world. It's the standard format for YouTube, streaming services, smartphones, and virtually all modern devices.
The format uses the H.264 video codec and AAC audio codec by default, providing excellent compression efficiency while maintaining high quality. This makes MP4 ideal for both storing videos and streaming them over the internet.
When should you use MP4? Almost always! MP4 is the safest choice for:
- Uploading to YouTube, Facebook, Instagram, or TikTok
- Playing on smartphones, tablets, and smart TVs
- Sharing via email or cloud storage
- Embedding videos on websites
- Creating video presentations or courses
Our free MP4 converter processes everything in your browser using WebAssembly technology. Your videos never leave your device, ensuring complete privacy. There are no file size limits, no daily conversion caps, and no watermarks on your converted files.
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