Thousands of Sonix customers convert their English AIFF files to text 
What's the best way to convert English AIFF files to text? 
Use Sonix to convert English AIFF files to text
Follow these six easy steps to quickly and easily convert your English AIFF 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 English AIFF file
In Sonix, click “Upload” and locate the English AIFF file on your computer.
Step 3: Choose language: English
Select English in the dropdown that asks 'What language was spoken?.' Then, click the “Transcribe” button.
Step 4: Sonix transcribes your AIFF file
Sonix automatically transcribes your English AIFF file and converts it to English text.
Step 5: Polish your English transcript
Edit your English transcript by typing directly into your browser to correct any words that were not transcribed perfectly.
Step 6: Export English text
Export the English text to any format you want including MS Word, PDF, subtitles, or a simple text file.
All done! You have now successfully converted your English AIFF file to text!
How to improve the accuracy of your English transcripts?
Start by improving the quality of the English AIFF 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 English AIFF file that I upload?
Yes, please do not over-compress or over-filter the audio track of your English AIFF file. By uploading a high quality version of your audio, we can give you the best level of accuracy.
Aside from AIFF, do you support other types of audio/video files?
Yes, we do! You can convert the following file types in English with Sonix:
What customers say about Sonix's automated transcription 
This software is still the best one out there for the German language.
I loved how accurate you are even in Dutch!
My transcript work flow is so fast now. It takes me half the time it used to. So glad i found you :)
I wouldn't have been able to pass my course without this technology. I was able to get two A's thanks to this program!
Content is still king. Google can’t crawl audio from webinars and videos. Getting that content transcribed with Sonix is an absolute must if you want to drive more leads to your web site.
Super easy interface, easy to upload and great results.
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Convert English AIFF 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 English AIFF 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