Reflex Test - Speed Challenge is a free simulation game developed by Gravy Baby Media for Android devices. It is a fun and addictive brain game that challenges players to test their reflexes and hand-eye coordination. The game is designed to help players improve their speed and brain performance.

The game features HD graphics and an electronic soundtrack that adds to the excitement of the fast-paced gameplay. Players can choose to play alone or against their friends in online mode. It also has online achievements and leaderboards with Google Play Games that allow players to compare their scores with others.

The gameplay is simple and easy to understand. Players have to tap on the targets as quickly as possible to score points. Each target has a shorter lifespan than the previous one, and players get three strikes before the game is over. The game is suitable for all ages and is a great way to improve reflexes and brain speed.