ASXGui

ASXGui is a program that converts videos to MP4/x264/AAC format. It is a free and open-source program that is available for Windows, macOS and Linux.

ASXGui is an easy-to-use program. Just add a video file to the program, select the output format and click the "Convert" button. ASXGui will automatically select the best settings to convert the video so that it is as small as possible while retaining the best quality.

ASXGui is a great tool for converting videos to MP4/x264/AAC format. It's a free and easy-to-use program that is available for all major platforms.

Here are a few more features of ASXGui:

- Supports a wide range of input and output formats

- Allows you to adjust conversion settings such as resolution, frame rate and bit rate

- Supports batch conversion of videos

- Available in multiple languages