Forgot your house keys? Just launch the app on your smartphone. No need to buy a remote control for everyone in the house. Just download the Free app! Family or friends need to drop things off while you are away? Just share your password for the app! Supported garage door: 1. Linear. 2. Chamberlain/Liftmaster. 3. Craftsman. 4. Genie. 5. Overhead Door. 6. Stanley.