Doppler - guide two connected rings along the winging line without bumping into it. This is an Android game with simple rules and gameplay requiring good attentiveness and reaction. You control two rings connected with an electrical charge. The rings are on the opposite sides if a voltage-carrying wavy line. You need to guide the rings along the line as far as you can without touching the line with any of the rings or you'll need to restart.

Operating System: Android Froyo (2.2) - Nougat Marshmallow (7.0) or later