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
1.1
October 3, 2026
A whole new Rock Identifier, redesigned as a pocket field guide. • Fresh design: warm paper tones, classic serif headings and a new app icon • Dark mode that follows your iPhone's appearance • Clearer results: likely match, type, Mohs hardness and color at a glance • Camera tips: frame one rock in natural light for better matches • Your collection: search your finds and filter by igneous, sedimentary or metamorphic • Learn tab: how to read a rock, the Mohs hardness scale, rock formation types and a field collection guide • New welcome tour for first-time explorers • Faster, more reliable identification and smoother subscriptions Enjoying the update? A quick review helps other rockhounds find the app.
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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.
