App Lock Mobile App Download the App Lock useful mobile app. This app has been released by Zheng ZeshiTools . Mobile Apps Developer of App Lock has described the features as,Functions include application lock, drawing pattern lock, and setting lock timing. Advanced functions include: - Lock your privacy to prevent people from peeping at your album - Lock application to prevent others from purchasing or uninstalling applications at will - It also includes cell phone housekeepers. - Provide equipment for acceleration and garbage disposal - CPU Cooling, Super Power Saving Function Locks Privacy to Prevent Others from Peeping Your Album App Lock has been installed between 10,000+ times by users at the time of this review and has an average rating of 4.1 in Google apps store. App Lock app has been reviewed by 15 Users, which is around 0.0015% of total installed. App Lock app size 5.9M and can be installed on any Android device running version 4.2 and up.