Read along while listening to audiobooks with word-by-word synchronization
Record, transcribe, and summarize calls on your Mac
Stage
Not given
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Founded
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Based in
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CZ
Pricing model
Free
Free
Pricing
Free core features including read-along text, device transcription, offline functionality, and public-domain library. Optional Pro upgrade for advanced analytics.
Not given
Key features
Word-level synchronized text highlighting with 60fps
On-device transcription without cloud upload
Offline playback after single engine download
Support for 99 languages
Import multiple audio formats including MP3, M4B, FLAC, OGG
Accessibility profiles for dyslexia, ADHD, and vision impairment
Built-in library with 20k+ public-domain titles
Quote saving and sharing with generated cards
Reading analytics with neuroscience-based brain score
Character map feature for tracking book figures
Records microphone and system audio as separate WAV files
Local transcription in 25 European languages
Automatic speaker identification and voice matching
Automatic call recording with one-time setup
AI-powered meeting summaries with key points and action items
Works with Zoom, Teams, Google Meet, FaceTime, Webex, and browser calls
Live transcript preview in floating window during calls
Recordings stored locally as plain WAV, JSON, and Markdown files
Handles mid-call audio device changes without interruption
What makes it different
Complete privacy with no account or cloud uploads required
No external lyrics database; transcription generated directly from your audio
Supports your own audiobook files without DRM restrictions
No ads in core experience
No meeting bot joins the call—recording happens entirely on your Mac
All audio, transcripts, and processing stay on your Mac with no uploads
Free with no account, signup, or subscription required
Speaker voices recognized across calls without cloud processing
echo99