Video Converter

Convert MP4, WebM, MOV, AVI, MKV, GIF and more — or extract audio to MP3, WAV, FLAC

Accepts:MP4WebMMOVAVIMKV3GPFLVGIFWEBP (animated)

Free Video Format Converter — MP4, WebM, MOV, AVI, MKV Online

ezyimg's Video Converter converts videos between MP4, WebM, MOV, MKV, AVI, and GIF formats, or extracts audio as MP3, WAV, FLAC, OGG, or M4A — all processed locally in your browser using WebAssembly. No uploads, no watermarks, no sign-up required.

How to Use

  1. 1

    Upload your video

    Drop an MP4, WebM, MOV, AVI, MKV, GIF, or other video file into the upload area.

  2. 2

    Choose output format

    Click a video format (MP4, WebM, MOV, MKV, AVI, GIF) to convert the video, or an audio format (MP3, WAV, FLAC, OGG, M4A) to extract the audio track.

  3. 3

    Convert

    Click Convert. Processing runs locally in your browser using WebAssembly — no file is uploaded to any server.

  4. 4

    Download the converted file

    The converted file is ready to download. A before/after file size comparison is shown.

Tips & Best Practices

  • →MP4 (H.264) is the most compatible video format — works everywhere.
  • →WebM is best for web video playback and streaming.
  • →MOV is the native Apple format — best for Final Cut Pro and iMovie workflows.
  • →To convert a video to a GIF, the tool automatically limits to 10 seconds to keep file sizes manageable.
  • →To extract audio from a video, select MP3, WAV, FLAC, OGG, or M4A as the output format.

Frequently Asked Questions

How do I convert MP4 to WebM online for free?

Upload your MP4 to ezyimg's Video Converter, click WebM in the output format grid, and click Convert. The video is re-encoded to WebM (VP9) and downloaded automatically.

How do I convert MOV to MP4 online?

Upload your MOV file, select MP4 as the output format, and click Convert. The QuickTime MOV is re-encoded to a universally compatible MP4 file.

Can I extract audio from a video?

Yes. Upload any video and select an audio output format (MP3, WAV, FLAC, OGG, or M4A). The tool extracts the audio track and saves it as the chosen audio format.

How do I convert a video to GIF?

Upload a short video clip, select GIF as the output format, and click Convert. The tool automatically limits to the first 10 seconds and converts at 10 FPS to keep file sizes reasonable.

What video formats can I convert from?

ezyimg accepts MP4, WebM, MOV, AVI, MKV, 3GP, FLV, animated GIF, and animated WebP files as input.