The overall user rating of Solar System Explorer HD Pro is 4.6. Advertisements are a part of the tool. Samsung and HTC users install this application quite often.
It's free of charge to get the installer of Solar System Explorer HD Pro, also, you can read users' reviews on Droid Informer. The app runs on Android 2.3 and above.
According to the users’ feedback, the obvious benefit of the app is a functional interface, however, some people have noticed that this application possesses such a drawback as spelling errors.