The Hopsmart app was created for a powerful electric wheelchair controller, it should co-working together with the controller via Bluetooth connection between controller and mobile phone or tablet which installed the app. The Hopsmart app also included a lot of great functions, with the controller paired successful, app can help user make a self testing to find the wheelchair abnormal status in order to ensure the electric wheelchair always safety and self testing processing with a beautiful animation. It can let user set up his/her medical card for any others who can provide helping. By App, user can use their cell phone or tablet as a remote controller to control the wheelchair, the available distance around 15 to 20 meters. This will help user training themselves to handle simply action in their life and set up their confidence. By Hopstech, user can set up and modify their password to ensure others Hopsmart app that installed in other devices can’t pair with user’s wheelchair. Freely turn on and off the reverse tone sound to match different environment. The App also can let user restore the electric wheelchair back to settings during in manufactory.