en
Audio Format Very Good Specialized Directly accepted

M4R (iPhone Ringtone)

iPhone ringtone: an M4A renamed and limited to 40 seconds. It appears when someone exports a short clip of a recording from their iPhone.

Yes, we support M4R!

Technical Specifications

Max File Size 5 GB
Max Duration 10 horas
Bit Rate 128–320 kbps
Compression Lossy

Advantages

  • High audio quality with a good quality-to-size ratio
  • Suitable for professional and commercial transcriptions
  • Accepted directly without the need for conversion
  • Accurate automatic transcription via AssemblyAI

Disadvantages

  • Lossy compression — not ideal for final production masters

Use Cases

Podcasts and interviewsClasses and webinarsMeetings and callsAudio distribution

How It Works

1

Upload your file

Upload your M4R file via browser or drag and drop.

2

Automatic transcription

Our AI transcribes the audio with high accuracy in minutes.

3

Download the result

Download the transcription as text, SRT, VTT or other formats.

Yes, we support M4R!

iPhone ringtone: an M4A renamed and limited to 40 seconds. It appears when someone exports a short clip of a recording from their iPhone.

Frequently Asked Questions

Does VoxScriber support M4R files?

Yes! VoxScriber fully supports M4R files. Simply upload your file and our AI will automatically transcribe it with high accuracy.

What is the audio quality of M4R?

M4R offers Very Good audio quality with Lossy compression. This makes it suitable for most transcription use cases — our AssemblyAI engine extracts audio accurately regardless of compression level.

How do I transcribe a M4R file to text?

Go to VoxScriber, upload your M4R file (up to 5 GB / 10 hours), select the language and click transcribe. Your result will be ready in minutes as text, SRT or VTT.