Read along while listening to audiobooks with word-by-word synchronization
Free browser-based text-to-speech and voice cloning with no signup required
Stage
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Founded
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Based in
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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.
Free and unlimited
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
Free text-to-speech with pre-trained voices
Voice cloning from short audio recordings
Browser-based local processing
No cloud uploads or data transmission
Unlimited generations
No signup required
WAV file downloads
Support for five languages
Mobile browser support
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
Completely private with zero cloud uploads - all processing happens on your device
Truly unlimited generations with no character caps or daily limits
Instant local generation with no server wait times
No signup or account required to start using
Studio-grade WAV exports ready for professional editing workflows
Voco Speech