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Convert Video to MP4, WebM, MOV, MKV or AVI Free

Convert a video to the format you need: iPhone MOV to MP4, MKV to MP4, WebM to MP4 or MP4 to WebM for the web. MP4 H.264 is the most compatible format (phones, TVs, social media).

How does it work?

  1. Upload your file (drag & drop or click).
  2. Adjust the options if needed.
  3. Run the tool and download the result.

Why use Video Converter?

  • ✓ 100% free, no limits, no watermark
  • ✓ No sign-up, no install
  • 🔒 Files processed locally: full privacy
  • 📱 Works on desktop, tablet and mobile

Frequently asked questions

How do I convert an iPhone video (MOV) to MP4?

Upload the .MOV file, choose MP4 (H.264) and click Convert.

Which format is the most compatible?

MP4 H.264: it plays on every phone, computer, TV and social network.

Does conversion lose quality?

Very little with the default setting; the video is re-encoded at high quality.

Can I convert to audio?

Yes, use the “MP4 to MP3” tool.

Is this tool really free?

Yes, 100% free, with no sign-up, no watermark and no usage limit.

Are my files safe?

Yes. Processing happens directly in your browser: your files are never uploaded to a server or stored.

When to use it

Converting a video is needed when an iPhone MOV will not play on Windows, a platform requires MP4, an MKV will not play on your TV or a site expects WebM.

Our tips

  • 💡 MP4 (H.264 + AAC) is the most compatible format — pick it when in doubt.
  • 💡 WebM is lighter for the web but less compatible with iPhone.
  • 💡 Keep the original resolution unless you want a smaller file.