Turn any book into an audiobook with on-device text to speech
Find who said what and when with your AI agent
Stage
Not given
Startup
Founded
Not given
2025
Based in
Not given
SG
Pricing model
Freemium
Freemium
Pricing
Not given
Free: $3 credit included with new accounts; Pay-as-you-go: $1/hour; Starter: $9/mo (unlimited, up to 2 hours per file); Pro: $19/mo (unlimited, up to 5 hours per file); Business: $49/mo (unlimited, up to 10 hours per file). Annual plans include 3 months free.
Key features
EPUB and text-based PDF reading
On-device text to speech that works offline
Word-by-word highlighting during narration
Web article saving from Safari and other apps
Playback speed control from 0.5x to 3x
Background playback and Lock Screen controls
Reading and listening position sync
Highlights, notes and bookmarks
iCloud sync across devices
Free Project Gutenberg classics library
Speaker labels and word-level timestamps
52 languages and dialects
Chapters with timestamps
Search and Q&A with citations
Subtitle generation in multiple formats
Integration with ChatGPT, Claude, and AI agents
API and MCP server access
Encrypted storage and privacy controls
Library search across multiple recordings
File upload for meetings, lectures, podcasts and voice notes
What makes it different
On-device speech generation means narration works completely offline
No account, no server, and no tracking of what you read
One app for both reading and listening with unified library
Free tier holds five books with unlimited listening
Your library stays readable even if you stop paying
Word-level timestamps that enable precise subtitle generation for any platform
Ask questions across multiple recordings with citations back to the original moment
Supports use directly within ChatGPT and Claude without leaving your agent
Benchmarked accuracy with 1.5x to 2.3x fewer errors than Whisper large-v3
Permanently searchable library that organizes all transcripts in one place
Strophe
Transcribe.so