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AVI to MP4 Converter

Convert legacy AVI videos to modern MP4 format instantly. Our free, secure converter uses browser-based FFmpeg to transf...

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Max 500 MBUp to 10 files

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AVI to MP4 Video Converter

Convert legacy AVI videos to modern MP4 format instantly. Our free, secure converter uses browser-based FFmpeg to transform AVI files into universally compatible MP4 with H.264 video and AAC audio. No uploads, no servers, no data collection.

FROM

AVI Video Files

AVI (Audio Video Interleave) is a legacy video format developed by Microsoft. While widely used in the past, AVI files often don't play on modern devices, mobile phones, or web browsers without conversion.

Key Characteristics:

Legacy AVI files from cameras or recorders
Videos from older Windows software
AVI files with various codecs (MPEG-4, MJPEG, DivX)
Files up to 500MB
TO

MP4 Video Files

MP4 is the universal standard for video. Using H.264 video and AAC audio, MP4 files play on every modern device, browser, and platform including iPhone, Android, Mac, Windows, and smart TVs.

Key Characteristics:

Universal playback on all modern devices
H.264 video + AAC audio encoding
Efficient compression with excellent quality
Web-ready for streaming and sharing