Convert M4A to text
Upload your file and get an accurate transcript of your M4A with timestamps in minutes — nothing to install.
Drag your audio or video here
Choose fileMP3, WAV, M4A, OGG, MP4, MOV, WEBM… up to 2 GB
10 free minutes a day, no sign-up · Your files are deleted after 7 days
About M4A
M4A (AAC) is the format used by iPhone Voice Memos, many recording apps and iTunes. It sounds better than an MP3 of the same size and can be transcribed directly, no conversion needed.
How to transcribe in 3 steps
- 1
Upload your file
MP3, WAV, M4A, MP4, WhatsApp voice notes… up to 5 hours and 2 GB.
- 2
AI transcribes it
Our GPU servers turn speech into text with timestamps.
- 3
Review and download
Edit anything you want and export to Word, TXT or subtitles.
Everything you need to turn speech into text
Human-level accuracy
We run Whisper large-v3 turbo on GPUs, one of the most accurate speech recognition models available.
60+ languages
Automatic language detection, or pick it yourself. Great for English, Spanish, Portuguese and many more.
Really fast
An hour of audio is usually transcribed in just a few minutes.
Export to any format
TXT, Word (DOCX), SRT and VTT subtitles, or JSON with timestamps.
Built-in editor
Listen to the audio in sync with the text and fix any word before downloading.
Private by default
Files are encrypted in transit, automatically deleted after 7 days and never used to train models.
Frequently asked questions
How do I transcribe M4A to text?+
Upload the file above, choose the language (or leave it on automatic) and click Transcribe. In a few minutes you'll have the text with timestamps, ready to copy or download.
Is transcribing M4A free?+
Yes, up to 10 minutes a day without signing up. When you create an account you get 30 free minutes, and then you can buy minutes without a subscription.
Which formats can I download the transcript in?+
TXT, Word (DOCX), SRT and VTT subtitles, and JSON with timestamps.
Is my data safe?+
Your files are transferred encrypted, deleted automatically after 7 days and never used to train AI models.