AVI to MP4
Convert AVI files to MP4 with a focused browser-based tool.
Convert AVI to MP4 online
AVI is a long-established Windows video container. MP4 is a widely supported video container used across phones, browsers and streaming platforms. Converting from AVI to MP4 is useful when you need broad playback compatibility and web delivery, or when a device, editor or website expects this video container.
How to convert AVI to MP4
- Choose a AVI file from your device.
- Review any available quality or output settings.
- Start the conversion and download the finished MP4 file.
What to know before converting
Re-encoding compressed media can reduce quality. Use a suitable bitrate or quality setting when one is available. This tool is designed to perform supported conversions in the browser, so you can get to the result without installing desktop software.
About AVI and MP4 files
AVI video is useful for legacy playback and editing workflows. MP4 video is useful for broad playback compatibility and web delivery. Choosing between them depends on the software you use, the level of compatibility you need, and whether file size, editability, quality or transparency matters for your workflow.