Shake2Do App is intended to help you use your phone's shake ability to answer and hangup the phone and also launch your wanted apps with shaking and then holding the phone in one of three states - to launch the app you want.
With Shake2Do you can answer the phone with a shake, hangup the phone with a shake and launch 3 pre selected apps that you choose from all your apps.
Shake2Do allows you to select 3 apps from all your installed apps that you can launch with a shake and then holding the phone in on of three states:
Horizontal App: will launch your chosen app after a shake has been detected if you hold your phone in a horizontal state - parallel to the ground.
Upright App: will launch your chosen app after a shake has been detected if you hold your phone in an upright state - perpendicular to the ground.
Inverted - Upside Down App: will launch your chosen app after a shake has been detected if you hold your phone in an inverted upright state - perpendicular to the ground but held upside down.
Shake2Do has settings that control how will a shake be detected, interval between shakes, answer/hangup, selecting the apps you want to quick launch with a shake and more.

Help
You can get a help screen at any time from the main App screen - using the Menu key on your device.