Free online H264 to AVI converter

Is it possible to convert .h264 videos to .avi format.

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How to convert h264 to avi file

September 24, 2026
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Converting H.264 Encoded Video Files directly to Audio Video Interleave Files (.h264 to .avi conversion) should be possible and quite straightforward.

Use one of several video editing programs or (online) conversion tools, such as the Freemake Video Converter or FFmpeg, which allow users to import H264 videos and re-save them in AVI format.

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Understanding H.264 and AVI file formats

The H.264 format, also known as AVC (Advanced Video Coding), is a popular video compression standard used for recording, compressing, and distributing video content. It is widely used in streaming, Blu-ray discs, and various digital platforms due to its high compression efficiency and excellent video quality.

On the other hand, the AVI (Audio Video Interleave) format is a multimedia container format introduced by Microsoft. It can contain both audio and video data in a file container that allows synchronous audio-with-video playback. AVI files are compatible with a wide range of media players and devices, making them a versatile choice for video storage and playback.

How to convert H.264 to AVI

Converting H.264 to AVI involves changing the video file from a highly compressed format to a more versatile container format. This process can be done using various software tools and converters. Here are the steps to perform the conversion:

Best software for H.264 to AVI conversion

One of the best software options for converting H.264 to AVI is HandBrake. HandBrake is a free, open-source video transcoder that supports a wide range of formats. To convert H.264 to AVI using HandBrake, follow these steps:

Download and install HandBrake from the official website.
Open HandBrake and click on File to import your H.264 file.
Select the Format tab and choose AVI as the output format.
Adjust any additional settings as needed, such as video codec and quality.
Click on Start to begin the conversion process.

Another excellent tool is Freemake Video Converter, which offers a user-friendly interface and supports a wide range of formats. To convert using Freemake Video Converter:

Download and install Freemake Video Converter.
Launch the program and click on +Video to add your H.264 file.
Select to AVI from the format options at the bottom.
Customize any settings if necessary and click Convert to start the process.

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H264 vs AVI: format comparison

How the H264 and AVI formats compare on the properties that matter most for this conversion.

Comparison of the H264 and AVI file formats
Property	.H264 H.264 video bitstream	.AVI Audio Video Interleave
Format type	Codec	Container
Compression	Lossy	Both
Maximum resolution	8K and above	8K and above
Audio tracks	None	Multiple
Subtitles	Not supported	Embedded in the file
Streaming	Partial	Partial
Opens in a web browser	Partial	No
Typical file size	Small	Large
Open standard	Yes	Partly open
Introduced	2003	1992
Developer	ITU-T / ISO/IEC	Microsoft
MIME type	video/H264	video/x-msvideo

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Frequently asked questions

Is the H264 to AVI converter free?

Yes, converting H264 to AVI on 101convert.com is completely free. No registration, email address or installation is required. If you need a higher file size limit or want to convert more files at once, see our plans.

How large can my H264 file be?

You can upload H264 files up to 2000 MB and convert up to 1 files at once in a single batch.

What happens to my uploaded files?

Files are processed automatically and deleted from our servers within a few minutes after conversion. We never view or share your files.

Do I need to install any software to convert H264 to AVI?

No. The H264 to AVI conversion runs entirely online in your browser and works on Windows, Mac, Linux, Android and iPhone.

Did the conversion fail?

In most cases, the cause is an incorrect file format. Please upload a valid H264 file for this H264 to AVI conversion. Occasionally, the issue may be on our side. We analyze recurring conversion failures and disable or fix the converter if we detect a defect.

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