Sound for the mind that learns what calms and focuses you
Read along while listening to audiobooks with word-by-word synchronization
Stage
Startup
Not given
Founded
2026
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Based in
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Pricing model
Not given
Free
Pricing
Free download. Subscriptions: $7.99/month or $59.99/year with 7-day free trial. Lifetime option: $119.99 one-time. Family plan: $89.99/year. Student plan: $29.99/year.
Free core features including read-along text, device transcription, offline functionality, and public-domain library. Optional Pro upgrade for advanced analytics.
Key features
On-device learning companion Sona that remembers preferred sounds
Sleep score built from Apple Health data
Sleep, Focus, Stress, ADHD and Kids modes
Sleep timer with fade-out and focus timer with Pomodoro style
Offline downloads for no-signal playback
Zero vocals and instrumental-only catalog
Lock screen and Control Center playback controls
Seamless crossfading between tracks
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
What makes it different
Functional sound, not meditation courses
All learning happens on your device, never sent to servers
Lifetime subscription option with no renewal
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
Luten