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AVI to MP4 ConverterFree Online Tool

Convert AVI videos to MP4 for better compatibility. Great for old Windows videos, camera files and screen recordings.

🔒AVI to MP4
✨No watermark
⚡Local processing

Choose an AVI video

Drag and drop your video here, or click to select a file.

Browse Files

AVI, old Windows videos and camera files  ·  Output MP4

Output format

Your video is processed in your browser. The AVI file is converted to MP4 on your device using FFmpeg WebAssembly and is not uploaded to our servers.

How to use this tool

1 Upload your file

Choose a file from your device, or drag and drop it into the tool area. Your file is ready to process in just a few seconds.

2 Adjust the settings

Pick the output option, quality level, target size, or format you need. You can keep the default settings for a quick result.

3 Process and download

Start the tool, wait for the browser to finish processing, then download the finished file directly to your device.

Frequently Asked Questions

Can I convert AVI to MP4 for free?
Yes. Squishyfile lets you convert AVI to MP4 for free without signing up or installing software.
Will my AVI video be uploaded?
No. AVI to MP4 conversion happens in your browser, and your file stays on your device.
Can I convert old Windows AVI videos?
Yes. AVI videos from old Windows computers, digital cameras or recording software can be converted to MP4 for easier playback and sharing.
Does it work on Mac and Windows?
Yes. Squishyfile works in modern browsers on Mac, Windows, Linux, iPhone and Android.
Will the MP4 file have a watermark?
No. The converted MP4 file will not include a watermark.
Do I need to install software to convert AVI to MP4?
No. You can choose an AVI file and convert it to MP4 directly in your browser.
Why convert AVI to MP4?
AVI is an older video container and may not play smoothly on some phones, browsers or social platforms. MP4 is usually easier to play, upload and share.
What happens if I close the tab during conversion?
The conversion will stop. Keep the tab open until your MP4 file is ready to download.
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