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 
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.
Your product is amazing, I love so many features including the video capture on the side, ability to change the transcript as you go, highlighting, downloading audio files... SEARCHING TRANSCRIPTS
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!
The accuracy, that's what I like the most.
You saved me! I got everything done in three days and I was sure it will take me a month.
I would absolutely, 100%, recommend you to a friend. I think you have an incredible program.
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Convert Spanish M4A files to text with Sonix 
Sonix automatically transcribes and translates your audio/video files in 50+ 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
