The best avi to mp4 converter that works well in Windows 11?

HandBrake is a media application that serves as a free avi to mp4 converter. The software offers dedicated presets for the iPhone and supports batch processing.

How to Use a Free AVI to MP4 Converter

Step 1: Download and install the software from the official website.

Step 2: Launch the software and click the Open Source File button.

Step 3: Select the target AVI file; hold down the Ctrl key to select multiple files for batch conversion.

Step 4: Click the Presets button in the right sidebar.

Step 5: Expand the device category and select Apple → Apple 1080p30

Step 6: Click the Browse button next to Save As to set your preferred output folder.

Step 7: Click the green Start Encoding and Playback button at the top of the interface.

Finally, wait 1 to 3 minutes for each video until the encoding task is complete.

Once encoding is complete, you'll have a clear MP4 video that's fully compatible with iPhone devices. It takes only about 2 minutes to process a 10-minute AVI video.

Pros

• Open-source software with no watermarks.
• Built-in Apple-specific presets that optimize video parameters for playback on iPhones.
• After transcoding AVI source files, it produces high-quality MP4 output files.
• Supports batch conversion, allowing you to process multiple AVI videos simultaneously.

Cons

• Transcoding speed can vary significantly depending on your computer’s hardware configuration and the size of the video files.
• The advanced encoding parameters panel is somewhat complex for beginners.
• Supports only transcoding; it cannot perform lossless stream copying without re-encoding.
• Does not provide a built-in simple video cropping feature before format conversion.