en
Video Format Very Good Specialized Directly accepted

M4V (raw MPEG-4 video)

Apple M4V format similar to MP4, used on the iTunes Store with optional FairPlay DRM protection.

Yes, we support M4V!

Technical Specifications

Max File Size 5 GB
Max Duration 10 horas
Compression Lossy

Advantages

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

Disadvantages

  • Lossy compression — not ideal for final production masters

Use Cases

Video distributionOnline streamingSocial media and presentationsContent archiving

How It Works

1

Upload your file

Upload your M4V 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 M4V!

Apple M4V format similar to MP4, used on the iTunes Store with optional FairPlay DRM protection.

Frequently Asked Questions

Does VoxScriber support M4V files?

Yes! VoxScriber fully supports M4V files. Simply upload your file and our AI will automatically transcribe it with high accuracy.

What is the audio quality of M4V?

M4V 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 M4V file to text?

Go to VoxScriber, upload your M4V 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.