Public stats
Mictoo in numbers
Public counters and platform coverage. Counters are cached and refresh at most once an hour, so the timestamp below can lag. All numbers are aggregate. No individual user data is exposed.
Files transcribed
20,956
Since January 1, 2025
YouTube URLs processed
300
Captions pulled from public YouTube videos
Platform coverage
Audio formats
9
MP3, M4A, WAV, FLAC, OGG, OPUS, AAC, WEBM, MPEG
Video formats
7
MP4, MOV, WEBM, AVI, MKV, QT, 3GP
Speech languages
99
50+ at high quality
UI locales
10
English, Français, Deutsch, Español, Русский, Italiano, Português, Polski, 日本語, 한국어
Free-tier limits
Anonymous
- 25 MB per file
- Up to 30 minutes
- 3 files per day
Free account
- Up to 180 MB per file
- Up to 180 minutes
- 7 credits per day
Files over 60 MB
- Split into up to 3 parts
- Whole recording, merged
- One credit per part
Model and provider
- Speech-to-text model
- OpenAI Whisper large-v3
- Primary inference
- Groq (LPU-accelerated)
- Fallback
- OpenAI API direct
- AI summary
- GPT-4o-mini
- Translation
- GPT-4o-mini
- Chat with transcript
- GPT-4o-mini + segment retrieval (RAG)
Privacy and data retention
- · Uploaded audio is streamed to the transcription provider and deleted from our Vercel Blob storage within 24 hours.
- · Saved transcripts (for signed-in users) are retained 7 days and then permanently deleted.
- · No account required for files under 25 MB.
- · No selling, no ad-targeting on user data. See privacy policy.
Last updated Sep 7, 2026, 1:03 PM UTC. Regenerated on the first request after an hour, so a quiet day can leave this stamp behind.