OBDII Reader, developed by Hartmann Studios, is a free Android app in the Utilities & Tools category. It is a simple OBD tool that allows users to scan and clear engine codes. The app is currently in open beta.

With OBDII Reader, users can diagnose their car's engine codes with ease. The app is straightforward and easy to use, making it an excellent choice for anyone who needs to diagnose a car problem quickly. The app's interface is intuitive, and the scan results are displayed in a clear and concise manner, making it easy for users to understand the problem.

Overall, OBDII Reader is a useful tool for anyone who wants to diagnose their car's engine codes. It is a simple app that does what it promises to do, and it does it well. If you are looking for an OBD tool that is easy to use and understand, OBDII Reader is a great choice.