Rock Identifier: Stone ID is an educational app designed to help users identify stones, minerals, and gemstones. It is available on iPhone and is free to download. With this app, users can take or upload a photo of a rock or crystal and get an instant identification, as the app can recognize over 6,000 types of rocks and minerals.

The app offers a comprehensive encyclopedia of stones and crystals, providing detailed information about each one, including its name, chemical formula, hardness, color variations, and main locations where it can be found. Additionally, the app offers a practical gemstone identification method, allowing users to learn how to identify if a gemstone or crystal is real.

Rock Identifier also offers a metal detector function that measures the surrounding magnetic field strength, which can help locate lost metal objects. The app has a collection function where users can display their stone and mineral collectibles and add desirable crystals and gemstones to their wishlist. Moreover, users can get one-on-one consultation with a rock expert through the email service provided by the app.

Overall, Rock Identifier: Stone ID is a great educational tool for beginners and experienced rock hounds alike. The app is user-friendly, and its extensive database and practical features make it a must-have for anyone interested in stones, minerals, and gemstones.