Read along while listening to audiobooks with word-by-word synchronization
Free sleep sounds, rain, ASMR, lo-fi and focus music from across the internet
Stage
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Founded
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Based in
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IN
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
Mood-based sound library organized by Sleep, Focus, Nature, Ambient, ASMR, Lo-fi and White Noise
Ambient Worlds with animated visual themes that play alongside sounds
Direct playback from original sources with proper attribution
No sign-in required
No ads
Upvote sounds without an account
Ambient mode for fullscreen playback with visual animations
Sounds from multiple licensed sources including Wikimedia Commons, Internet Archive, SoundCloud, Bandcamp, Freesound and YouTube
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 accounts, no ads, no paid features or subscriptions
Honors creative commons licenses and public domain status
Built by a single independent creator without investors or sponsors