Thousands of Sonix customers convert their Welsh MP4 files to text 
What's the best way to convert Welsh MP4 files to text? 
Use Sonix to convert Welsh MP4 files to text
Follow these six easy steps to quickly and easily convert your Welsh MP4 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 Welsh MP4 file
In Sonix, click “Upload” and locate the Welsh MP4 file on your computer.
Step 3: Choose language: Welsh
Select Welsh in the dropdown that asks 'What language was spoken?.' Then, click the “Transcribe” button.
Step 4: Sonix transcribes your MP4 file
Sonix automatically transcribes your Welsh MP4 file and converts it to Welsh text.
Step 5: Polish your Welsh transcript
Edit your Welsh transcript by typing directly into your browser to correct any words that were not transcribed perfectly.
Step 6: Export Welsh text
Export the Welsh text to any format you want including MS Word, PDF, subtitles, or a simple text file.
All done! You have now successfully converted your Welsh MP4 file to text!
How to improve the accuracy of your Welsh transcripts?
Start by improving the quality of the Welsh MP4 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 Welsh MP4 file that I upload?
Yes, please do not over-compress or over-filter the audio track of your Welsh MP4 file. By uploading a high quality version of your audio, we can give you the best level of accuracy.
Aside from MP4, do you support other types of audio/video files?
Yes, we do! You can convert the following file types in Welsh with Sonix:
What customers say about Sonix's automated transcription 
I am very happy to have found a transcription service that provides such a high percentage of perfect content.
I have tested your product among others, and I have to say, Sonix provides the best results, a really great product!!!
I absolutely love what you guys have done with this. Sonix is literally a magical product that has helped me so much already and I will be using this for a long time coming.
It's incredibly fast, and it sets the timing for subtitles perfectly. I dread having to time everything myself, and with Sonix I can do that just by pressing Enter!
Sonix saves me 60% of the time editing. No more manual trascription nightmare with writing down timecodes, and sending emails. I think you are changing the game here! Bravo :)
Sonix is AWESOME and extremely accurate. This software has it all. I wish that all of the software that I use on a daily basis had the complete and thoughtfully created functionality of Sonix!
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Convert Welsh MP4 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 Welsh MP4 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