Thousands of Sonix customers convert their Korean M4V files to text 
What's the best way to convert Korean M4V files to text? 
Use Sonix to convert Korean M4V files to text
Follow these six easy steps to quickly and easily convert your Korean M4V files to text:
Step 1: Log into your Sonix account
If you don't have one, you can sign up for Sonix's free account—30 minutes of free transcription/translation.
Step 2: Upload your Korean M4V file
In Sonix, click “Upload” and locate the Korean M4V file on your computer.
Step 3: Choose language: Korean
Select Korean in the dropdown that asks 'What language was spoken?.' Then, click the “Transcribe” button.
Step 4: Sonix transcribes your M4V file
Sonix automatically transcribes your Korean M4V file and converts it to Korean text.
Step 5: Polish your Korean transcript
Edit your Korean transcript by typing directly into your browser to correct any words that were not transcribed perfectly.
Step 6: Export Korean text
Export the Korean text to any format you want including MS Word, PDF, subtitles, or a simple text file.
All done! You have now successfully converted your Korean M4V file to text!
How to improve the accuracy of your Korean transcripts?
Start by improving the quality of the Korean M4V file that you upload to Sonix. Please use high quality recording equipment, recording in a quiet environment, and ensure that your speakers are speaking clearly to ensure that your transcript is as accurate as possible.
Any advice for the Korean M4V file that I upload?
Yes, please do not over-compress or over-filter the audio track of your Korean M4V file. By uploading a high quality version of your audio, we can give you the best level of accuracy.
Aside from M4V, do you support other types of audio/video files?
Yes, we do! You can convert the following file types in Korean with Sonix:
What customers say about Sonix's automated transcription 
Sonix provided the best transcription of all the platforms I have tested so far.
I tried 3 other tools online and I can say that sonix blows them out of the water. I was very impressed with the ease of use, the % of words correctly translated and how simple it was to make edits to the translation.
I have a 30-40 minute commute to work and like to dictate memos and other brief documents along the way–but I haven't had an easy way to get them transcribed...until now. Thanks Sonix!
I love how quick, affordable and accurate it is, but what I like MOST is that the words are highlighted as the recording speaks them!
I loved how accurate you are even in Dutch!
Very high accuracy transcription with noisy tapes / accents. The ability to edit as you listen is incredible. I haven't been impressed with code to this extent since the release of google maps.
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Convert Korean M4V files to text with Sonix 
Sonix automatically transcribes and translates your audio/video files in 53+ languages. Easily search, edit, and share your media files. Sonix uses advanced transcription and translation algorithms to convert your Korean M4V files to text both fast and accurate. Fast, accurate, and affordable. Millions of users from all over the world.
Includes 30 minutes of free transcription