How to Join/Merge/Combine WMV files on Mac
You might have several WMV files that are split up and you want to join/merge/combine them into one file so they play orderly and without interrupts. Some Mac users try using QuickTime Pro + WMV Studio Pro to combine WMV files. But this is not the best solution considering that a WMV Studio for Mac cost as much as $99 while WMV Video Converter for Mac cost only $35, and one common problem with QuickTime Pro is that the output WMV file will be incomplete.
If you want to stay with WMV file and you don't want to convert them, you can consider using this WMV Video Converter for Mac, which provides seamless combination of WMV videos. Plus it allows you to convert WMV files to all popular video and audio formats.
You can download it for free:
Below is the step by step tutorial about how to combine WMV files on Mac
1 Add the WMV files to the program
Make sure that they are added in right orders because the output file will be joined according to the file list from top to bottom.
2Select WMV output format
Select "WMV" as output format and then click "Apply to All" to get all files converted to WMV format.

3Merge WMV files on Mac
Check "Merge into one file" at the bottom of the window and then click the "Convert" button.

If you want to combine and convert your WMV files on Mac, This WMV Video Converter for Mac will still be a better choice. WMV Video Converter supports input and output of all popular video and audio formats. While QuickTime Pro+ WMV Player Pro only allow you to convert WMV file to QuickTime formats. So you can just use it to combine and convert the WMV files in one go.