My USA Coins is a free Android app developed by Numinsoft under the Education & Reference category. It is a catalog of US commemorative coins that includes Quarters, Dollars, and Half Dollars. The app is easy to navigate and has a simple design.

In the Quarters section, you can find information about the States & Territories Quarters and America the Beautiful Quarters. The Dollars section includes Native American Dollars, Presidential Dollars, and Innovation Dollars. Each coin has a short description and a picture, making it easy to identify. The app also includes information about the minting year, mint mark, and the face value of each coin.

Overall, My USA Coins is a great resource for coin collectors or anyone interested in US commemorative coins. It is a user-friendly app that provides accurate and relevant information about each coin. The app is free to download and is a valuable addition to any coin enthusiast's collection.