Convert AVI to MP4 on Mac
Turn AVI Video files into MP4 Video right on your Mac — fully offline. No uploads, no watermark, no size limit. Drag in one file or a whole folder and convert in seconds, accelerated for Apple Silicon.
How to convert AVI to MP4 on a Mac
Open Offline Converter for Mac and drag your AVI file (or many) into the window.
Choose MP4 as the output format and adjust quality or size if you need to.
Click Convert — the MP4 file is saved straight to your Mac. Done, offline.
Why convert AVI to MP4 locally
Your files stay private
Your AVI files never get uploaded. Everything is processed on-device, so sensitive photos and documents stay yours.
No watermark, no limits
Convert as many AVI files to MP4 as you want — no watermark, no size cap, no daily quota.
Fast on Apple Silicon
Conversion is hardware-accelerated and runs at the speed of your SSD, even for large batches.
About AVI and MP4
AVI Video. AVI Video is a common video format. MP4 Video. MP4 Video is a widely supported video format.
AVI to MP4 — FAQ
Is converting AVI to MP4 free?
You can convert AVI Video to MP4 Video on your Mac with the free trial. There's no watermark and nothing is uploaded.
Do my AVI files get uploaded?
No. The conversion happens entirely on your Mac. Your AVI files never leave your device — it even works offline.
Can I convert many AVI files at once?
Yes. Drop a whole folder of AVI files and convert them all to MP4 in a single batch.