With an average user rating of 4.4★, the erocks category is one of the App Store's strongest. Browse all 244+ apps we track, sorted so the most loved ones surface first.
Identify rocks and minerals instantly with a photo. Organize your personal collection, discover global specimens, and connect with a community marketplace to buy and sell. Perfect for collectors, geologists, and enthusiasts of all levels.
Instantly identify rocks, minerals, and gemstones by taking a photo. Access a comprehensive encyclopedia with detailed information on each stone, learn to distinguish real from fake gems, and explore their properties. The app also includes a metal detector and expert consultation.
Instantly identify rocks, crystals, and minerals by uploading a photo. Explore their history, meaning, and energetic qualities. Organize your collection and connect with experts for insights.
RockIn Rock & Mineral identify tops our erocks apps ranking as of June 2026, with a 4.4-star average from 1.5K App Store ratings, and it's free to download.
Are there free erocks apps for iPhone?
Yes — 20 of the top erocks apps we rank are free to download, including RockIn Rock & Mineral identify and Rock Identifier: Stone ID.
Does RockIn Rock & Mineral identify have ads or in-app purchases?
RockIn Rock & Mineral identify has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
How many erocks apps are on the App Store?
We track 244+ erocks apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
What does the RockIn app do?
The RockIn app helps you identify rocks and minerals instantly using your phone's camera. It also allows you to build and organize your personal collection, discover other users' collections, and buy or sell specimens through its community marketplace.
How does the rock and mineral identification feature work?
Simply take a photo of a rock or mineral, and the app's advanced recognition technology will provide fast and accurate identification. You'll learn key details such as its type, structure, rarity, origin, hardness, and estimated value ranges.