Maybe the smartest way to interact with technology. The tapdo button is a shortcut to control all your favorite apps and devices more comfortably by just tapping a button. A Fingerprint Sensor helps to assign dozens of functions to one button simultaneously. One app to rule them all. The tapdo button is connected to your smartphone via bluetooth. In your tapdo app you can choose compatible apps and assign single actions to different parts of your fingers. With tapdo you can control all your devices simultaneously by simply tapping one button.The ingenious button recognizes your fingerprints. By using the powerful app, you can assign specific functions to different parts of your hand.