Posture Pal helps you improve your neck and shoulder posture by using the motion sensors in Apple's AirPods. Start a Posture Session and Posture Pal will keep track of your neck tilt and will alert you when a bad posture is detected, even in the background.
Posture!Posture!Posture! Is a Chrome Extension that helps you keep track of your posture as you surf the web by blurring your browser until you sit up straight.