Thousands of Sonix customers convert their Chinese (Cantonese) M4V files to text 
What's the best way to convert Chinese (Cantonese) M4V files to text? 
Use Sonix to convert Chinese (Cantonese) M4V files to text
Follow these six easy steps to quickly and easily convert your Chinese (Cantonese) 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 Chinese (Cantonese) M4V file
In Sonix, click “Upload” and locate the Chinese (Cantonese) M4V file on your computer.
Step 3: Choose language: Chinese (Cantonese)
Select Chinese (Cantonese) 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 Chinese (Cantonese) M4V file and converts it to Chinese (Cantonese) text.
Step 5: Polish your Chinese (Cantonese) transcript
Edit your Chinese (Cantonese) transcript by typing directly into your browser to correct any words that were not transcribed perfectly.
Step 6: Export Chinese (Cantonese) text
Export the Chinese (Cantonese) text to any format you want including MS Word, PDF, subtitles, or a simple text file.
All done! You have now successfully converted your Chinese (Cantonese) M4V file to text!
How to improve the accuracy of your Chinese (Cantonese) transcripts?
Start by improving the quality of the Chinese (Cantonese) 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 Chinese (Cantonese) M4V file that I upload?
Yes, please do not over-compress or over-filter the audio track of your Chinese (Cantonese) 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 Chinese (Cantonese) with Sonix:
What customers say about Sonix's automated transcription 
I tried 4 other services, and Sonix is the easiest to use, most accurate, and more reasonably priced for the quality.
I tried Sonix for the first time and I was astonished by the incredibile conversion accuracy.
The accuracy of the AI voice recognition is amazing! Sonix is by far the most accurate of the 5 or 6 services that I tested.
The recording I transcribed was poor quality at best, so I was pleasantly surprised by how accurately Sonix captured the text. And your editor is absolutely brilliant!
I am very happy to have found a transcription service that provides such a high percentage of perfect content.
It is so user friendly! Even for someone like me who is not technologically inclined. And, bonus! It has literally saved me HOURS of time trying to transcribe lengthy practice counseling sessions.
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Convert Chinese (Cantonese) M4V files to text with Sonix 
Sonix automatically transcribes and translates your audio and video files in over 37 languages. Easily search, edit, and share your media files. Sonix uses advanced transcription and translation algorithms to convert your Chinese (Cantonese) 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