How to convert AMR to text: audio-to-text transcription 
Step 1
Sign up for Sonix's free trial account—includes 30 minutes of free speech to text conversion.
Step 2
Upload your Adaptive Multi-Rate Codec File file(s) (*.AMR) from your computer, Google Drive, Dropbox, or by dragging it on the page.
Step 3
Select the language (over 36 languages supported) that was spoken in your AMR file, then click the button 'Start Transcribing Now.'
Step 4
Sonix automatically extracts the audio from your AMR file and converts it to text. It'll only take a few minutes so you can grab some coffee.
Step 5
Use the Sonix AudioText Editor to polish your transcript. Simply type in your browser to correct any words.
Step 6
Click the 'Export' button. Select 'Text file (.txt)' from the dropdown to download a text version of your AMR file.
That's it! Your AMR file has now been converted to text!
Thousands of incredible customers trust Sonix to transcribe their AMR files 
Convert AMR audio or speech to txt
Frequently Asked Questions for Adaptive Multi-Rate Codec File (*.AMR)
What is a AMR file?
AMR was adopted as the standard speech codec by the 3rd Generation Partnership Project Group (3GPP)and is now widely used in GSM and UMTS for 3G mobile phones and devices. The Adaptive Multi-Rate (AMR) audio file format that is optimized for speech coding. Thus, most audio saved in the AMR file format is compressed and optimized for human speech frequency ranges. Thus, the AMR speech codec consists of a multi-rate narrowband speech codec that encodes narrowband (200–3400 Hz) signals at variable bit rates ranging from 4.75 to 12.2 kbit/s with normal quality speech starting at 7.4 kbit/s. Since it is used mainly for mobile speech communication, it chooses between the 8 different bit rates based on link conditions.
Does Sonix transcribe audio files with a *.AMR file extension?
Yes, Sonix does automatically transcribe audio files with a .AMR file extension. Sonix is an online audio to text converter. Convert any audio (amr, mp3, m4a, wav, ...) or video (mp4, mov, avi, ...) file to text without installing any software! Sonix quickly and accurately transcribes *.AMR files and converts them to text in a txt format.
Know anyone who needs to convert Adaptive Multi-Rate Codec File (.AMR) to txt?
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Other ways to convert your AMR audio files
Convert Adaptive Multi-Rate Codec File to text with Sonix 
Sonix transcribes your audio and video files so they are easy to search, edit, and share. Sonix is an online, fully-automated speech to text service that quickly converts files in the Adaptive Multi-Rate Codec File format to text. Sonix does this conversion for you with the highest quality. Sign up today and start transcribing.
