Yes-or-no answers for hard decisions based on human experience
Stage
Not given
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Founded
Not given
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Based in
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US
Pricing model
Freemium
Free
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
Free with up to 10 questions per day for anonymous users; no paid plans mentioned.
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
Scores decisions on six factors: goal fit, downside management, reversibility, timing, information sufficiency, and opportunity cost
Shows percentage lean toward yes or no with reasoning
Add context and re-ask up to five times to compare reads
Private by default, optional sharing with generated links
Free up to 10 questions per day without account required
Browser-based, no app installation needed
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
Uses human experience and written wisdom instead of generic advice
Emphasizes user choice and personal judgment over algorithmic decision-making