Look Up is a free Android app developed by JC apps that aims to help users improve their posture and reduce neck and back pain caused by long hours of looking down at their phones. The app works by reminding users to hold their phones at eye level and maintain good posture while browsing.

Look Up is a simple app with a clean interface that runs in the background and sends notifications when the phone is held at a bad angle. Users can customize the notification settings to their preferences, choosing the frequency and sound of the reminders. The app also tracks the user's progress over time, providing statistics on the number of notifications received and the overall improvement in posture.

Overall, Look Up is a useful tool for anyone looking to improve their posture and reduce the negative effects of smartphone use on their neck and back. The app is easy to use and provides helpful reminders without being intrusive.