Updated: 29 January 2017

How to Convert MKV to MP4 on a Mac & Windows for iPhone and iPad

You need to convert MKV to MP4, if you want to play it back on iPad or iPhone. That's the rule of a thumb. So if you are seeking for the way to put MKVs on an iPhone, WALTR handles this in a sleek and span way. 

Josh Brown

Here's the scenario: 

And this scenario is familiar to tons of people – you have a movie in MKV on your computer, and you need to put it on iPhone and get going. However, by default your device simply can't play it back. 

If you searched all over the Internet for a way to convert MKV files to MP4 for an iPhone – you definitely stumbled on various forums & websites suggesting VLC or Handbrake. They both are good and trustworthy, but obviously we all need a simpler way to convert our .mkv movies to mp4.

The World Wide Web is filled with Matroska files. MKV is one of the most spread file format on all sorts of websites and social networks. It's able to combine high definition image with relatively low size. This makes .mkv very attractive for regular users. There's the only issue you stumble on – you aren't up to watching movies in .mkv on your top-notch Apple device. 

No worries, right below we'll uncover a new slick way to convert  MKV files to MP4 for native playback on iPads or iPhones. Be sure it will make you forget about any format impediments whatsoever.

First off – watch this short screen cast on how to convert MKV to MP4 for iPads & iPhones 

The video is one-minute long, but super informative. So go ahead and watch it. 

The tool presented in the video is WALTR, universal drop area that adapts any type of content (music, video, eBooks) for native iPhone playback. To get your MKV playing on your iOS device, you just need to push it into WALTR and the mkv movie will get converted to mp4 on-the-fly. 

Without further ado, let's proceed to the exact step-by-step tutorial showing you how to get your high-res movies for offline playback on iOS devices.

How to Convert MKV videos to MP4 for iPhone & iPad

There are just four steps needed. In total they won't take you more than a minute or two of your time. 

Step 1. Download and install WALTR 2.

Hit the green button right here and get the setup file saved to HDD. The download is free & safe. 

Download WALTR 2 for FREE
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To install the app onto your computer, launch the recently downloaded file and go through the installation wizard (or move it to your Applications folder if you are on a Mac). The on-boarding video will tell you absolutely everything you need to know about the application :-)

WALTR – direct MKV to MP4 converter for iPhone

Step 2. Plug in your Apple device.

In an instant WALTR 2 is gonna recognize it. It will also calculate the amount of free storage you have on your device. 

Plug in your iPad or iPhone to get your MKV converted to MP4 for iPad playback

Step 3. Start MKV to MP4 conversion by dropping the file into WALTR 2.

WALTR 2 will tell you to drag the desired MKV (AVI, MP4, FLAC or any other files you might own) to the drop zone. They will be transcoded to the iPhone supported formats on-the-fly. 

WALTR lets you convert MKV to MP4 on-the-fly while transferring it to iPhone

The blue progress bar will appear immediately. It will show you how much time the converting is going to take.

I assume you are asking yourself wether there is any quality loss while you are converting MKV to MP4 on Mac or Windows computers using WALTR. Well, the answer is no, all the files you are transferring with WALTR's help keep its original quality rate. 

Step 4. DONE! Watch your movie!

Your movie will be saved inside your Movies folder – and that's one more big plus to the solution WALTR provides, since you don't have to use any iOS companion app to play your file. 

Dark Knight on iPad

Comparing to other solutions that let you convert MKV files to MP4, this one is completely break-through. There is no other way that lets you put movies in unsupported formats DIRECTLY to iPhone and iPad. This is a technology discovered by Softorino's developers and there's no other application using it. 

You can get even more out of WALTR 2! Here's the round up of its features:

  • You don't have to worry about formats anymore. Be it MKV, AVI, MP3, FLAC, WMA, Cue – WALTR converts them all. 
  • WALTR is good for any Apple device you might own, starting from the very first iPod and ending with an iPhone 7. 
  • You also don't have to plug in your device every time to convert your MKV to MP4 file. There's also a possibility of WiFi synchronization
  • Good Riddance to iTunes! You can convert your files to iPad, iPhone without even launching iTunes
  • eBooks support: You can drop a PDF or an ePub file into WALTR to have it saved inside of your iBooks application. 
  • WALTR is beautiful. It's not like it matters a lot, right? But you just can't go without noticing it :)

How to Watch MKV movies on iPhone with Subtitles

For many of us subtitles greatly change the overall movie experience. Good news – WALTR 2 makes it a child's play to transfer subtitles to your iPhone. Once you have .SRT or .ASS file, push it into WALTR together with the MKV movie that your are converting to MP4. 

Once WALTR converted your MKV to MP4, go to your videos app and in settings select the subtitles you just transferred. 


For 2 years of its existence WALTR became a must-have tool for every iPhone lover. In just a couple of months it got downloaded more than 100K times. This is simple – WALTR 2 is now a go-to app, once you need to transfer any kind of file to your iOS device. 

Not only it adapts every file format for iPhone, but also all of them land in their proper place. Movies go to Videos application, songs are saved inside of your Music app, eBooks and even audiobooks will be available from the stock iBooks app. 

And this is all done without any quality loss, you can convert MKV to MP4, but its resolution will stay absolutely the same, once you play it back on an iPhone. 

So if you love this solution – share this article & let your friends know about it!

Convert your MKV movies to MP4 for iPad
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