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Why convert AVI to MP4?
Fast
Your file is converted in under 30 seconds in our cloud.
Secure
Files are automatically deleted after 1 hour.
Quality preserved
Maximum quality preserved during conversion.
About the AVI format
AVI — Audio Video Interleave
AVI is Microsoft's classic video container format introduced in 1992. While largely superseded by MP4, it remains common in legacy content, older cameras, and Windows applications. AVI can contain multiple video and audio codecs.
Common uses
- Legacy Windows video files
- Older camera recordings
- DVD ripping and conversion
- Windows Media Player content
About the MP4 format
MP4 — MPEG-4 Part 14
MP4 is the world's most widely used video format, adopted universally across devices, streaming platforms, and video editing software. Based on the MPEG-4 standard, it delivers excellent video quality at relatively small file sizes.
Common uses
- Online video streaming (YouTube, Netflix)
- Social media videos
- Smartphone video recording
- Digital downloads and purchases
Related conversions
Other conversions available for AVI and MP4 files
Frequently asked questions
Is the conversion free?
Yes, basic conversion is completely free. For large volumes, check out our paid plans.
What is the maximum file size?
Free accounts can convert files up to 25 MB. Pro accounts up to 100 MB.
How long are my files kept?
Files are automatically deleted after 1 hour on the free plan, 24 hours on Pro.
What formats are supported?
We support over 200 source and target formats. See our complete formats page.