AVI to MP4 Converter
No limits. No uploads. Free.
or drop it here, or press Ctrl+V to paste. Up to 1 GB.
Audio and video run on your device. The engine downloads once (about 30 MB), and longer files take a little while.
About AVI to MP4
AVI is used by older video applications and cameras, with codec support varying between players. With AVI to MP4, mP4 is useful for widely supported video delivery, provided the receiving device accepts its codecs.
AVI to MP4 starts with browser processing for supported input. A AVI file over 50 MB, or a failed device attempt, can use compatible server processing when capacity is available. That fallback uploads the file and deletes its job after download. The 1 GB selection limit does not guarantee completion.
How to convert AVI to MP4
- 1
Select the original AVI for your MP4 export. AVI is used by older video applications and cameras, with codec support varying between players.
- 2
Start AVI to MP4 with the selected file.
- 3
Save the MP4 result. Play the beginning and end, checking picture, sound and synchronization.
AVI in AVI to MP4
AVI is used by older video applications and cameras, with codec support varying between players.
For AVI to MP4 Converter, start with the actual AVI file rather than renaming another format.
MP4 in AVI to MP4
MP4 is useful for widely supported video delivery, provided the receiving device accepts its codecs.
After AVI to MP4 Converter, Play the beginning and end, checking picture, sound and synchronization.
Common questions
When is AVI to MP4 useful?
AVI is used by older video applications and cameras, with codec support varying between players. MP4 is useful for widely supported video delivery, provided the receiving device accepts its codecs.
What should I inspect in the MP4 exported from AVI?
Play the beginning and end, checking picture, sound and synchronization. Keep the AVI source until you have confirmed the MP4 is suitable.
What can I use AVI to MP4 for?
AVI is used by older video applications and cameras, with codec support varying between players. With AVI to MP4, mP4 is useful for widely supported video delivery, provided the receiving device accepts its codecs.
Will AVI to MP4 improve the original quality?
No. Conversion cannot restore missing sound or picture detail. Reencoding can introduce additional loss, even if the output is larger. For AVI to MP4, Play the beginning and end, checking picture, sound and synchronization.
Why might my MP4 file not play in every app?
Support depends on both the container and codecs. Test the downloaded result in the player or editor you intend to use. For AVI to MP4, Play the beginning and end, checking picture, sound and synchronization.
Why can the first AVI to MP4 attempt take longer?
The browser downloads the audio and video engine at first use. Later attempts can reuse it, but long clips and slower devices still need processing time. For AVI to MP4, Play the beginning and end, checking picture, sound and synchronization.
Does AVI to MP4 upload my file for processing?
The first AVI to MP4 attempt uses your browser for supported input. A compatible AVI file over 50 MB, or an attempt your device cannot finish, may be sent for server processing if capacity exists. In that case the file is uploaded and the conversion job is deleted after download.