Thousands of Sonix customers convert their Spanish M4A files to text 
What's the best way to convert Spanish M4A files to text? 
Use Sonix to convert Spanish M4A files to text
Follow these six easy steps to quickly and easily convert your Spanish M4A 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 Spanish M4A file
In Sonix, click “Upload” and locate the Spanish M4A file on your computer.
Step 3: Choose language: Spanish
Select Spanish in the dropdown that asks 'What language was spoken?.' Then, click the “Transcribe” button.
Step 4: Sonix transcribes your M4A file
Sonix automatically transcribes your Spanish M4A file and converts it to Spanish text.
Step 5: Polish your Spanish transcript
Edit your Spanish transcript by typing directly into your browser to correct any words that were not transcribed perfectly.
Step 6: Export Spanish text
Export the Spanish text to any format you want including MS Word, PDF, subtitles, or a simple text file.
All done! You have now successfully converted your Spanish M4A file to text!
How to improve the accuracy of your Spanish transcripts?
Start by improving the quality of the Spanish M4A 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 Spanish M4A file that I upload?
Yes, please do not over-compress or over-filter the audio track of your Spanish M4A file. By uploading a high quality version of your audio, we can give you the best level of accuracy.
Aside from M4A, do you support other types of audio/video files?
Yes, we do! You can convert the following file types in Spanish with Sonix:
What customers say about Sonix's automated transcription 
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 :)
It was so easy and convenient to use. The transcripts require minimal editing and the delivery time is fantastic!
Your software is absolutely mind blowing. It is worth every penny!
Impressed at how seamless Sonix makes editing transcripts. This is so much easier and more enjoyable than manually writing an entire transcript myself.
Researched and did trials of at least 12 other services. Chose Sonix because of accuracy and simplicity.
The level of accuracy and your UI is quite amazing. It allowed me to try the product without having to learn anything new, I was so happy about it I sent the results to a couple of friends because I knew at the moment that this could change the way I work.
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Convert Spanish M4A 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 Spanish M4A 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
