Will converting AVI to MOV reduce video quality?

Yes, some quality loss is unavoidable. The tool re-encodes video to H.264 (ultrafast, CRF 23) and audio to AAC 128 kbps. For most home videos and screen recordings, the difference is minor. If your source is already compressed or low quality, you may not notice any extra loss. Always keep your original AVI for backup.

How big will my MOV file be compared to my AVI?

For a 4-minute standard-definition AVI (around 80–120 MB), the MOV will usually be 30–60 MB. If your AVI is uncompressed, the reduction is even greater. If it was already compressed with DivX/Xvid, sizes may be similar. The preset is aimed at compatibility, not maximum compression.

Can I play the converted MOV on Windows?

Yes, most modern Windows players (VLC, Movies & TV, Clipchamp) can open MOV files with H.264 video and AAC audio. However, older Windows Media Player versions may not support MOV. If you need universal Windows playback, consider converting to MP4 instead.

Is there a file size or length limit?

The only limit is your device's memory and browser. In practice, files up to 1–2 GB usually work in Chrome or Firefox on a modern desktop. On phones or older laptops, large AVI files may cause the browser to slow down or crash. Nothing is uploaded, so speed depends on your hardware.

Does this converter require uploading my AVI file?

No, all processing happens locally in your browser using WebAssembly FFmpeg. Your AVI never leaves your device. This is faster and more private than most online converters.

Can I batch convert multiple AVI files?

Not in one go. This tool processes one file at a time to avoid memory issues. For batch conversion, consider using a desktop tool like HandBrake or FFmpeg CLI. With Videozify, convert and download each MOV, then start the next.

When should I NOT convert AVI to MOV?

If your AVI plays fine in your workflow (VLC, Windows, Premiere), there’s no need to convert. If you need absolutely no quality loss, keep the original. If you plan to edit on Windows, MP4 may be a better target. Only convert if you need Apple device compatibility.

What if my AVI fails to convert?

Some very old or unusual AVI files may use codecs that can’t be decoded in the browser version of FFmpeg. Try opening the file in VLC or converting with a desktop tool. If the video or audio is missing in the MOV, keep your source and try another method.

AVI → MOV

AVI to MOV Converter

Drop a file here

Click to browse, or paste a file from the clipboard.

Choose file

An AVI to MOV converter lets you turn old AVI videos into Apple-friendly MOV files. Videozify re-encodes the video to H.264 (ultrafast, CRF 23) and the audio to AAC at 128 kbps. Drop your AVI, convert, and download a MOV ready for QuickTime, iMovie, or Mac playback. Everything runs in your browser, and your files never leave your device.

How to convert AVI to MOV

Drop your AVI file onto the box above or click Browse to pick it from your computer.
Wait for the file to load. No data is uploaded: conversion happens in your browser.
Press Convert. The tool re-encodes to H.264 video and AAC audio for best compatibility.
Download the MOV file when ready. Test in QuickTime or any Mac app.

Why convert AVI to MOV?

AVI files come from Windows-era cameras, old digital camcorders, or screen recorders. Many were made with codecs like DivX, Xvid, or uncompressed video. These formats are not natively supported on Macs, iPhones, or in most modern video editing apps. If you try to open an AVI in QuickTime, you’ll often see an error or missing video/audio.

MOV is Apple’s native video container. It’s required for iMovie, Final Cut, and plays smoothly in QuickTime Player. By converting AVI to MOV with H.264 video and AAC audio, you make your legacy videos usable on almost any Mac, iOS device, or Apple editing workflow.

The conversion is not lossless. AVI video is re-encoded to H.264 using the ultrafast preset and CRF 23, which is a good balance of speed and quality. Audio is converted to AAC at 128 kbps. For a typical 4-minute standard-definition AVI (about 80–120 MB), expect the MOV to land around 30–60 MB, depending on the original compression. The picture will look close to the source, but some quality loss is unavoidable due to re-encoding.

You should not convert if you need a perfect archival copy, or if your AVI already plays fine on your device. If you’re editing on Windows or using VLC, you may not need to convert at all. But if you want to edit, share, or play on Apple devices, MOV is much safer.

Want to cut or trim before converting? Use the video trimmer to shorten your AVI first. If you only need the sound, try the extract audio tool.

AVI vs MOV: what’s the difference?

Property	AVI	MOV
Extension	.avi	.mov
Type	Legacy Windows container	Apple QuickTime container
Typical size (4 min)	80–120 MB (SD)	30–60 MB (re-encoded H.264/AAC)
Video codecs	DivX, Xvid, MJPEG, uncompressed	H.264, ProRes, HEVC
Audio codecs	MP3, PCM, AC3	AAC, PCM, ALAC
Device support	Windows, VLC, some editors	Mac, iOS, Final Cut, iMovie, most editors

AVI is an old Windows video format. MOV is Apple’s preferred container for video and audio. MOV supports modern codecs and is required for many Mac and iOS workflows.

What quality and size should I expect from AVI to MOV conversion?

The conversion here always re-encodes your video to H.264 (using the ultrafast preset at CRF 23) and your audio to AAC at 128 kbps. This is a fast, widely compatible setting. Most users will not notice much difference in quality for home movies, screen recordings, or web clips. If your AVI is uncompressed or uses a high bitrate, the MOV will be much smaller—sometimes less than half the size.

There is no bitrate slider. If you want higher quality or custom settings, you’ll need a desktop app with manual controls. For most people, this preset is a safe default: it works for QuickTime, iMovie, and any Apple device. Keep your original AVI if you need the absolute best version.

If your AVI already uses H.264 video and AAC audio, the converter will still re-encode, so you may see a tiny drop in sharpness and a file size similar to the original. If your AVI is very old or uses odd codecs, the conversion may fail or the result may look worse. Always check your MOV before deleting your source file.

Built-in alternatives: should I use VLC, QuickTime, or other tools?

You can convert AVI to MOV using desktop tools like VLC or HandBrake. VLC can export to MOV, but the settings are limited, and you may need to tweak codecs. HandBrake supports converting AVI to MP4 (not MOV), which is often just as compatible as MOV. On a Mac, QuickTime Player cannot open most AVI files at all.

Windows Photos and Clipchamp do not support exporting to MOV. On Mac, iMovie can import some AVIs, but only if they use supported codecs. Audacity is audio-only and cannot convert video. If your AVI won’t open in any of these, use this online converter.

For batch conversions, desktop tools are better. For a one-off or if you don’t want to install anything, Videozify runs in your browser and never uploads your files.

Frequently asked questions

Will converting AVI to MOV reduce video quality?: Yes, some quality loss is unavoidable. The tool re-encodes video to H.264 (ultrafast, CRF 23) and audio to AAC 128 kbps. For most home videos and screen recordings, the difference is minor. If your source is already compressed or low quality, you may not notice any extra loss. Always keep your original AVI for backup.
How big will my MOV file be compared to my AVI?: For a 4-minute standard-definition AVI (around 80–120 MB), the MOV will usually be 30–60 MB. If your AVI is uncompressed, the reduction is even greater. If it was already compressed with DivX/Xvid, sizes may be similar. The preset is aimed at compatibility, not maximum compression.
Can I play the converted MOV on Windows?: Yes, most modern Windows players (VLC, Movies & TV, Clipchamp) can open MOV files with H.264 video and AAC audio. However, older Windows Media Player versions may not support MOV. If you need universal Windows playback, consider converting to MP4 instead.
Is there a file size or length limit?: The only limit is your device's memory and browser. In practice, files up to 1–2 GB usually work in Chrome or Firefox on a modern desktop. On phones or older laptops, large AVI files may cause the browser to slow down or crash. Nothing is uploaded, so speed depends on your hardware.
Does this converter require uploading my AVI file?: No, all processing happens locally in your browser using WebAssembly FFmpeg. Your AVI never leaves your device. This is faster and more private than most online converters.
Can I batch convert multiple AVI files?: Not in one go. This tool processes one file at a time to avoid memory issues. For batch conversion, consider using a desktop tool like HandBrake or FFmpeg CLI. With Videozify, convert and download each MOV, then start the next.
When should I NOT convert AVI to MOV?: If your AVI plays fine in your workflow (VLC, Windows, Premiere), there’s no need to convert. If you need absolutely no quality loss, keep the original. If you plan to edit on Windows, MP4 may be a better target. Only convert if you need Apple device compatibility.
What if my AVI fails to convert?: Some very old or unusual AVI files may use codecs that can’t be decoded in the browser version of FFmpeg. Try opening the file in VLC or converting with a desktop tool. If the video or audio is missing in the MOV, keep your source and try another method.