How to convert AMR to VTT: audio-to-text transcription
Sign up for a free Sonix trial account—includes 30 minutes of free audio to vtt conversion.
Upload your Adaptive Multi-Rate Codec File file(s) (*.AMR) from your computer, Dropbox, or Google Drive.
Select the language spoken in your AMR file. We support over 37 different languages. Then click the button 'Start Transcribing Now.'
Sonix automatically extracts the audio from your AMR file and converts it to the Web Text Tracks .vtt format. It'll only take a few minutes so you can grab some coffee.
Use the Sonix AudioText Editor to polish your VTT transcript. Simply correct any words in your browser.
Click the 'Export' button. Select 'WebVTT file (.vtt)' from the dropdown to download a VTT 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 vtt
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 vtt format.
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Other ways to convert your AMR audio files with Sonix
Convert Adaptive Multi-Rate Codec File to Web Video Text Tracks (.vtt) version with Sonix
Sonix transcribes your audio and video files in over 37 languages so they are easy to search, edit, and share. Sonix is an online, automated speech-to-text service that accurately converts files in the Adaptive Multi-Rate Codec File (.AMR) format to the WebVTT (.vtt) format. Sonix converts audio to text quickly, accurately, and easily. Sign up today and start transcribing.
Includes 30 minutes of free transcription