Convert MP4 to AVI

Fast, free, and secure MP4 to AVI conversion. No registration required.

Fast, free, and secure MP4 to AVI conversion. No registration required.

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High Quality

Maintain maximum quality during conversion

Fast Processing

Convert files in seconds with our optimized engine

Secure & Private

Files automatically deleted after conversion

How to Convert MP4 to AVI

1

Upload MP4 File

Click the "Select File" button to upload your mp4 file from your device.

2

Start Conversion

Click the "Convert" button to instantly start converting to AVI.

3

Download AVI

Download your converted avi file immediately after processing.

Why Convert MP4 to AVI?

Converting from MP4 Video to AVI Video is useful when you need wide compatibility with older devices and editors. MP4 Video has limitations: patent-encumbered codecs (h.264/h.265). AVI Video addresses this by offering wide compatibility with older devices and editors and simple structure easy to process. AVI (Audio Video Interleave) is one of the oldest video container formats, introduced by Microsoft in 1992.

Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting MP4 Video to AVI Video. The output is optimized for the target format's strengths.

MP4 vs AVI — Technical Comparison

FeatureMP4AVI
ContainerMPEG-4 Part 14RIFF-based
Video CodecsH.264, H.265, AV1DivX, Xvid, H.264, MJPEG
Audio CodecsAAC, MP3, AC3MP3, PCM, AC3
SubtitlesSRT, SSA, VobSub
StreamingHTTP Live Streaming (HLS), DASHNot supported natively
Max ResolutionUnlimited (codec-dependent)

About MP4 Video

MP4 (MPEG-4 Part 14) is the most widely used video container format, supported by virtually every device, browser, and platform. MP4 typically uses H.264 or H.265 video encoding with AAC audio, delivering an excellent balance of quality and file size for streaming, downloads, and playback.

Strengths

  • Universal compatibility (plays everywhere)
  • Excellent quality-to-size ratio
  • Supports streaming and progressive download
  • Stores subtitles, chapters, and metadata

Limitations

  • Patent-encumbered codecs (H.264/H.265)
  • Not ideal for lossless archival
  • Re-encoding reduces quality
  • Container format (quality depends on codec)

Developed by ISO/IEC (2001)

About AVI Video

AVI (Audio Video Interleave) is one of the oldest video container formats, introduced by Microsoft in 1992. While largely superseded by MP4 and MKV for modern use, AVI remains common in legacy systems and offers wide compatibility with older software and devices.

Strengths

  • Wide compatibility with older devices and editors
  • Simple structure easy to process
  • Can contain uncompressed video
  • Broad codec support

Limitations

  • Large file sizes compared to MP4
  • Limited subtitle and metadata support
  • No native streaming support
  • Outdated format for modern workflows

Developed by Microsoft (1992)

MP4 to AVI — Frequently Asked Questions

What is the difference between MP4 and AVI?

MP4 Video mp4 (mpeg-4 part 14) is the most widely used video container format, supported by virtually every device, browser, and platform. AVI Video avi (audio video interleave) is one of the oldest video container formats, introduced by microsoft in 1992. The key differences are: MP4 Video offers universal compatibility (plays everywhere), while AVI Video provides wide compatibility with older devices and editors.

Will I lose quality converting MP4 to AVI?

Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting MP4 Video to AVI Video. The output is optimized for the target format's strengths.

When should I use AVI instead of MP4?

Use AVI Video when you need legacy system compatibility or uncompressed video editing. Wide compatibility with older devices and editors. Use MP4 Video when web video streaming.

Can I convert MP4 to AVI for free?

Yes. Xonvert lets you convert MP4 to AVI completely free with no registration. Free users get a daily conversion limit. Upgrade to Pro ($4.99/mo) for higher limits, larger file sizes, and priority processing.

What are the best use cases for AVI?

AVI Video is best for: Legacy system compatibility; Uncompressed video editing; Older camera recordings; Simple video distribution. Wide compatibility with older devices and editors. Simple structure easy to process.

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