Rock Identifier • Stone ID
Crystal, Gem, Mineral & Fossil
About
Instantly identify rocks, minerals, and crystals by taking a photo. Get detailed information, build a personal collection, and explore guided articles about geology. Turn your curiosity into knowledge.
What's New in Rock Identifier
1.2
October 25, 2026
What's new in 1.2 • Rock card: an estimated value and rarity range, cleaning and care, simple field tests and lookalikes. Safety notes are always free. • Can I collect here? Open the official collecting rules for your state from any result. Free for everyone. • Find log: note where and how you found each rock, its size and weight, and see your best finds. • A short setup asks where you find rocks and what matters most to you. • Not ready to subscribe? Buy 5 identifications once. • Optional weekend reminder before your next rock hunt. • Fixes and a clearer Premium screen.
MoreSubscriptions & In-App Purchases
Weekly
Subscription
Events
Value, care and lookalikes for the rocks you find
Oct 25, 2026 — Nov 25, 2026
Developer apps
FAQ
How does Rock Identifier identify rocks?
Rock Identifier uses photo recognition technology to analyze images of rocks, minerals, and crystals. It then provides instant identification along with detailed information such as name, type, hardness, color, and origin.
What kind of information does Rock Identifier provide?
The app offers comprehensive details for each identified specimen, including its name, type, hardness, color, origin, and similar specimens. Users can also add their own notes and locality information.
Can I build a collection of identified rocks with Rock Identifier?
Yes, you can build your own personal rock library within the app. This allows you to keep track of your identified specimens and add personal notes or locality details for each.
Does Rock Identifier offer learning resources?
Yes, the app includes guided articles to help users delve deeper into geology. This feature aims to turn user curiosity into knowledge about the world of rocks and minerals.
What are the subscription plans for Rock Identifier?
Rock Identifier offers a weekly subscription for $4.99 with a 3-day free trial, and a yearly subscription for $29.99. Some features may require a purchase.
Is Rock Identifier suitable for beginners?
Yes, the app is designed for geology enthusiasts, hobbyists, students, and collectors, making it suitable for beginners who want to learn about rocks and minerals through an easy-to-use identification tool.
What devices is Rock Identifier available on?
Currently, Rock Identifier is supported on iPhone devices. The latest version is 1.0.1, and it was last updated on August 1, 2025.
What is the age rating for Rock Identifier?
Rock Identifier has an age rating of 4+, making it appropriate for a wide range of users interested in learning about geology.
