Is There a Free App to Identify Rocks?

Irene Olsen

Are you curious about the rocks you find on your hikes or in your backyard? Do you want to know their name and origin?

Well, good news! There are several free apps available that can help you identify rocks. In this article, we will discuss some of the best free rock identification apps.

What are Rock Identification Apps?

Rock identification apps use photos and descriptions to help you identify different types of rocks. These apps usually have a large database of rocks with information such as their name, type, origin, and physical characteristics.

Top Free Rock Identification Apps

1. PictureThis – Plant Identifier

PictureThis is a popular app for identifying plants, but it can also identify rocks. This app uses artificial intelligence to recognize the features of a rock and provide detailed information about it.

You simply take a photo of the rock with your phone’s camera and the app does the rest. PictureThis is available for both iOS and Android devices.

2. RockHound

RockHound is another great app for identifying rocks. It has a database of over 300 rocks and minerals with photos and descriptions.

You can search for a rock by its name or physical characteristics such as color, hardness, and texture. RockHound also has a mineral glossary that explains common terms used in rock identification. This app is only available for iOS devices.

3. Mineral Identifier

Mineral Identifier is an app that helps identify minerals but can also identify rocks since many minerals are found in rocks. This app has over 600 minerals in its database with photos, descriptions, and physical properties such as color, streak, hardness, and cleavage.

You can search for a mineral by its name or physical characteristics. Mineral Identifier is available for both iOS and Android devices.


Rock identification apps are a great tool for anyone interested in geology or rock collecting. They are easy to use and can provide valuable information about the rocks you find.

The three apps discussed in this article, PictureThis, RockHound, and Mineral Identifier, are all free and available for download. So next time you find a rock that piques your curiosity, whip out your phone and let one of these apps help you identify it!