Take Handbrake as an example. When I convert AVI format, the subtitles are still there. But for the MKV files, when I convert them, the subtitles are gone after they’ve been converted into MP4 form. However, 2014 best Aunsoft Blu-ray video converter Ultimate can transcode MKV to MP4 with subtitles for iPad 4, iPad Min, iPad 3, etc. And among multiple programs I’ve tried, the Ultimate is best to convert MKV reliably without either losing quality or having the audio get skewed.
As we know, Mp4 is a lossy format. The Blu-ray Video Converter ultimate allows you optimize settings to reduce quality degradation. You can mux the H.264 into a single MP4 file for H.264 stream is untouched, preserving its original quality. And program can convert DTS to an AAC or AC3 that your device will support. Besides, with the ability to hard burn subtitles to MKV, MTS, VOB, etc, Blu-ray Video Converter Ultimate allows you to transfer 2014 new DVD Blu-ray movies to iPad/Air/Mini, Samsung Galaxy NotePRO/TabPRO, etc with subtitle’s permanently embedded into the video frames. For Mac user, you can turn to top iMedia Converter for Mac.
Below is a step to step tutorial to stream MKV to iPad MP4 with subtitles.
Step 1: Load MKV file
Click "add video" or "add folder" to load MKV file. You can also directly drag files to the program. Select subtitle, audio track and video track you need.
Step2: Choose iPad compatible format.
Click "Format" drop-down list to locate all the profile; choose "iPad". You can select "iPad 3/4 (New iPad) HD Video (*.mp4).
Step3: Customize video specs. (Optional)
You can click "Settings" to set up video size, frame rate, bitrates and other settings.
Step4: Conversion.
Click "Conversion" icon that Blu-ray Video Converter Ultimate will transcode DTS MKV to H.264 MP4 with subtitle for iPad. With just a click on "Open output folder", you can locate the export MP4 quickly.
After conversion, you can transfer the converted movies to iPad with iTunes, or without iTunes (try iPad transfer software, Dropbox, iCloud etc).
This conversion program can be easily found via Google with keywords "Aunsoft Blu-ray Video Converter Ultimate"