"I'm using a Mac pro and I need a video downloader to download a video straight from YouTube in MKV format, I tried the any video downloader but it can't be installed in my computer it say internal error, so I just want to know what is the best software to download YouTube videos in MKV format."

For both Mac and PC, there are tons of software applications to download YouTube in MKV. If you have tried several of them and end up without finding a good one to use, this article will help you out. In the guide below, you will be finding the best Mac and PC software applications to download YouTube to MKV as well as steps on how to use them.


Mac users can use iFunia YouTube Downloader Mac to download the desired videos in MKV format on Mac OS X. You can also use it to download videos to other popular video or audio formats. It is compatible with OS X 10.10+ (OS X 10.10 Yosemite, OS X 10.11 El Capitan and macOS 10.12 Sierra).

Download  iFunia Free YouTube Downloader for Mac now


Download iFunia Free YouTube Downloader for Mac Now

Step 1: Run YouTube Downloader Mac and add YouTube Video URLs

After getting YouTube Downloader Mac installed, you can go to youtube.com to search for the video you like. Drag video thumbnail and drop it to the app’s interface. The app also support copy and paste of URL. To download videos in bulk, just add multiple URLs at a time. This is the first step to download videos from YouTube to MKV.

youtube downloader mac add video url

Step 2: Download YouTube to MKV

For the video which has been added to the list, there will be a short list of the video formats and qualities available for download. Choose the output format as MKV, choose the desired resolution and then click the arrow down button to start downloading. To view downloaded video files, just click the folder icon.

youtube downloader mac start downloading


If you use PC, aTube Catcher can be used to download videos from YouTube to MKV on your computer. The software is compatible with XP, Vista, Windows7, Windows 8 and Windows 10.

Step 1 Install aTube Catcher on Your PC
Download the software and install it on your computer.

Step 2 Copy and Paste Video URL
On the software’s main interface, there is a URL box. Copy the URL of the video that you’re going to download and paste it at the box.

Step 3 Start the Download
At the Output Profile field, there is a dropdown menu where you choose the output format as MKV Matroska. The final thing to do is to click the Download button. After the download starts, you can see the downloading progress on the main interface.

atube catcher


Just by following the step-by-step YouTube to MKV guide above, you can download any videos from YouTube in MKV format without any efforts at all. The software applications are powerful enough to allow you to download online videos to other formats so as to play them on any of your devices. Welcome to share your thoughts on this article.