To solve above problems, this article shows 5 different ways to convert MKV files to MP4 online and offline.

Make sure you are in a good Internet condition, and your uploaded MKV file size is no more than its maximum limitation.

Converter Online Free MKV Converter

As for free MKV converter software, QuickTime, VLC, FFmpeg, Handbrake and other programs are also popular and easy to access.

When the process finished, click Start to convert MKV to MP4 on Mac for free.

Locate the certain part to customize the frame rate, video codec, bitrate and other options.

After that, you can order Handbrake to convert MKV file to MP4 for free on Mac.

To be honest, online video converters are not proper for batch converting videos, while MKV to MP4 free converters are not professional enough.

During this time, you can turn to Aiseesoft Mac Video Converter Ultimate for help.

Then click Add File option on the top toolbar of its main interface.

Well, it is also supported to drag and drop MKV videos directly.

Finally, click Convert to convert MKV to MP4 with no quality loss on Mac.

And the whole process can be finished offline in a short time.

Furthermore, Mac Video Converter Ultimate is friendly to beginners.

So feel free to download and try this easy-to-use program right now.

You can convert AVI to MP4 on Mac in 3 steps from this article.

Mp4 Converter Mac Online