Lock&Stock is a free Android app developed by LOCKSTOCK that helps users limit their phone usage and achieve more productive time. It allows users to enter a lock mode that blocks screen time from other apps and earn rewards by saving time and participating in Zen Master Challenges. With the rewards earned, users can sponsor classes for underprivileged children and win prizes. The app also sends notifications as a screen time break reminder that helps users quit phone addiction.

Lock&Stock offers customizable offscreen time goals from 2 to 120 minutes, and users can incentivize themselves by maintaining a daily streak to increase their total screen time saved. The app has been featured in top global publications like CNN, TechRadar, Mashable, Entrepreneur, and many others. It has also won numerous awards, including the 'Most Innovative Screen Time Management App' by Global Excellence Awards inLock&Stock has active users in over 80 countries and has already saved over 200,000 hours of time and sponsored more than 30,000 classes for underprivileged children.