SonarCards is a tool that you use to help you better operate your Sonar/GPS unit on your boat. It is like having a sonar guru sitting next to you, telling you to hit this button and/or that button to perform a particular function like loading waypoints or setting up your unit.
It's free to get the installation package of SonarCards, also, you can have a look at users' reviews on Droid Informer. The app works fine on Android 3.0 and above. The download of this application is safe and secure. The tool is created by Double R Solutions and its category is Sports.
SonarCards has been downloaded and installed by over 10 users and the most recent update is dated Apr 13, 2017. On Google Play, the app is rated 3.9 by its users.