Learn from the people you look up to. In their own words.
Stage
Not given
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Founded
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Based in
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DE
Pricing model
Freemium
Paid
Pricing
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
Starter: $19 a month (400 questions, one private mentor); Pro: $29 a month (1,200 questions, up to three private mentors); Max: $59 a month (4,000 questions, up to eight private mentors). Yearly billing costs ten months and gives you twelve.
Key features
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
Answers only from what the mentor actually said
Links to sources down to the moment for video
Says when they never covered your question
Remembers your situation across conversations
Saved chats and revocable share links
Works with AI agents like Claude and Cursor
Roundtable and debate across multiple mentors
Build mentors from anyone's public work
Private mentors on every plan
Learn mode for exploring without asking
What makes it different
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
Every answer is sourced to where the person actually said it, never made up
Works with your AI agents to check advice before they act
Remembers your situation so you don't repeat yourself
Avoids the hallucination and guessing of general chatbots
Faster and cheaper than hiring a real coach or mentor