AI camera & gallery identification
Capture stones with your camera or select images from your photo library. Stonectra’s AI rock scanner suggests the most likely matches with names and key traits.
New AI rock, crystal & mineral identifier
Turn every stone into instant knowledge.
Stonectra is an AI-powered rock identifier, crystal identifier, mineral identifier, stone identifier and gem identifier for iOS. Take a photo or use your gallery to identify stones, explore detailed properties, build collections, chat with an AI assistant and sync everything via iCloud.
AI rock scanner
Stone collections
Physical & chemical data
Price calculator
AI chat assistant
iCloud sync
Download on the App Store
No account required. Identify and save your stones in seconds.
Features built for stone lovers.
Stonectra combines fast AI identification with clear, practical information about rocks, crystals and minerals.
Physical & chemical properties
See each stone’s general, physical and chemical properties, formation, and potential health risks – all in a simple, readable layout.
Collections & favorites
Save identified stones, mark favorites and build your own stone and crystal collections, so you never lose track of what you found.
AI stone assistant
Chat with an AI assistant about stones and minerals. Ask anything from basic information to care tips and deeper explanations.
Price calculator
Use the built-in price calculator to estimate stone and crystal values based on type, size and quality.
iCloud sync
Securely sync your collections, favorites and history via iCloud, so your data is available across your Apple devices.
How it works.
Simple steps to go from a stone in your hand to clear, organized information on your phone.
1
Snap or select a photo
Open Stonectra and take a photo of a stone, crystal or mineral – or pick an existing picture from your gallery.
2
Let the AI identify the stone
The AI rock identifier analyses the image and suggests likely stones along with essential details and properties.
3
Save, learn & organize
Add the stone to your collection, explore usage, physical and chemical data, check estimated prices and ask the AI assistant follow-up questions.
Start exploring your stones with Stonectra.
Whether you are just getting into crystals or you already have a large rock collection, Stonectra helps you identify, understand and organize your stones in one simple iOS app.