AI roleplay and novel reader for mobile with branching story continuations and SillyTavern compatibility
Free online rock identifier by photo
Stage
Startup
Not given
Founded
2026
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Based in
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Pricing model
Freemium
Freemium
Pricing
Free core app with unlimited messages. Optional one-time Pro purchase: $19.99 (unlocks 3+ books/cards/companions). AI costs: bring your own API key at provider list price with zero markup, or official credits at $0.0001 per credit (5,000 granted at sign-up). Credit packs: $0.99 (6,000 credits), $2.9
Free plan: 3 identifications and 1 follow-up per day, basic value range, up to 200 saved specimens when signed in. Plus plan: $2.50 per month billed yearly ($29.99 annually) or $9.99 per month billed monthly; 100 requests a day shared across identifications and follow-ups, detailed price analysis, m
Key features
SillyTavern character card and lorebook import
AI story continuation with branching timelines
Support for 60+ AI providers including OpenAI, Claude, DeepSeek
Visual novel theater mode with choices
Roleplay chat with 12 contextual actions
Text-to-speech narration with speed and sleep timer
Five page-turn animation styles including realistic curl
API key encryption with zero-markup provider routing
Request logging with prompt cache hit tracking
Upload 1-3 photos of the same rock from different angles
AI-powered photo analysis to suggest rock matches
View visible clues, limitations and possible alternatives for each match
Follow-up questions about lookalikes and properties
Save photos, results and conversations to an account
Browse reference links to educational resources for suggested matches
Track daily identification allowance remaining
Price analysis and estimated value range for specimens
What makes it different
First mobile reader that treats AI continuation as structural branches rather than overwrites
Zero-markup pricing for 60+ AI providers at raw list price
89% prompt cache hit rate saves costs on repeated contexts
Free core with every feature except unlimited library storage
No sign-up or app download required to start identifying rocks
Photo-based identification with transparent uncertainty acknowledgment
Works on any device with a browser and internet connection
Mobile-friendly with camera option where supported
All photo tools share the same subscription and daily allowance