Convert Audio to Text Online: Free & Instant
Convert any audio file to accurate text in seconds
Audio to Text converts an audio file into a written transcript. Drop in an MP3, WAV, M4A, FLAC, AAC, OGG, or WMA file — or a video — then copy the transcript free, or download it as TXT, DOCX, PDF, SRT, or VTT with a paid plan or the 7-day trial. The first 10 minutes of any file convert free, with no signup.
- 99%
- Accuracy
- 99+
- Languages
- Anytime
- Cancel, no contract
- Free
- 10 min to start
Why use Audio to Text?
99% Accuracy
State-of-the-art AI delivers near-perfect transcription across accents and audio quality levels.
99+ Languages
Transcribe audio in English, Spanish, French, German, and 99+ languages instantly.
Speaker Detection
Automatically identifies and labels different speakers in your audio for easy reading.
Export Anywhere
Copy to clipboard free with one click — TXT, SRT, and VTT file downloads come with paid plans and the 7-day trial.
How it works
Upload Your Audio
Drag and drop your audio file or click to browse. We support MP3, WAV, M4A, FLAC, AAC, OGG, and more.
AI Transcribes It
Our AI engine processes your audio in seconds, identifying speakers and generating accurate text.
Get Your Transcript
Review your transcript with speaker labels and timestamps. Export in your preferred format.
Audio to Text vs Otter.ai
How CATT compares on the moves that matter for transcription.
| Capability | CATT | Otter.ai |
|---|---|---|
| Languages supported | 99+ languages | English-first, limited multilingual |
| Accuracy on clear audio | Up to 99% | 85 to 90% (Otter-cited) |
| Speaker detection | Automatic with labels | Automatic with labels |
| Free tier | 10 free minutes to start | 300 minutes lifetime cap |
| Per-recording cap | No per-recording cap on Unlimited | 40 minutes on free, 90 minutes on Pro |
| Export formats | TXT, DOCX, PDF, SRT, VTT (paid & 7-day trial; copy free) | TXT, DOCX, SRT, PDF on paid |
| Price (cheapest paid tier) | $9.99/mo | $16.99/mo billed yearly (Pro) |
Weighing transcription services instead? Read the full CATT vs Otter.ai comparison
Simple pricing
10 free minutes to start, no card needed. Paid plans start at $9.99.
Free
- 10 free minutes to start (one time, up to 3 files a day)
- Speaker detection
- Full transcripts you can copy anytime
Cancel anytime. Try the free plan before you upgrade. See all plans
Frequently asked questions
We support all major audio formats including MP3, WAV, M4A, FLAC, AAC, OGG, and WMA. The first 10 minutes of any file are transcribed for free.
Our AI delivers up to 99% accuracy for clear audio in supported languages. Accuracy may vary based on audio quality, background noise, and accents.
Yes — converting starts free with no signup: the first 10 minutes of any file are transcribed as a preview. A free account adds 10 transcription minutes on the premium engine, given once rather than refilled, and paid plans process full-length files.
Most audio files are transcribed in under 30 seconds. Longer files may take a minute or two depending on length and complexity.
Yes, our AI automatically detects and labels different speakers in your audio, making it easy to follow conversations and interviews.
All three run on the same AI engine. Use this converter when you care about file formats — turning an MP3, WAV, or M4A into TXT, DOCX, PDF, SRT, or VTT. Transcribe Audio is the quick-start page for one-off recordings, and Speech to Text is for live dictation from your microphone.