Over 72% of smartphones in the world work on Android OS. Additionally, android OS allows companies /institutes /organizations to develop customized android apps to interact with their customers/students/followers 24/7 through android apps. a good sort of successful online business idea is often developed using android apps. Takeoff Projects compiles the only android projects for school kids and app ideas to start out out your online business. 1. Emergency Ambulance Booking Android App The Android App here will help the users book an ambulance easily in a moment. The user will need to select the ambulance size, pick-up point & hospital. 2. Gym Workout Trainer & Progress Tracker This application will guide the users on various body exercises with step-by-step positions with images. The users can keep a track of the info of day-to-day exercises and progress. 3. Android College Connect Chat App Android-based College Connect Chat application where all the scholars & teachers can stay connected together on one platform for assignment sharing, doubt solving & more. 4. Android Tour Recommendation Online App using data processing Touring has become a really important part of our life. By taking a nap from our daily work life we frequently want to prefer spending a while somewhere along a beach or on a hill station and be at complete peace. But planning a tour all by ourselves may be a very difficult & time-consuming task. Generally, while planning for a tour, we frequently prefer taking recommendations from our friends, but these suggestions are often limited to the places they need to visit. 5. Covid Contact Tracing Android Application Even with the vaccination campaigns being administered largely, the Covid cases are still increasing & the price is rising a day. As per the info provided by WHO quite 3 million people have died thanks to the coronavirus since its very beginning (https://covid19.who.int/). Although many countries are working towards breaking this chain of covid spread by imposing strict lockdowns & restrictions, the particular effective measure to interrupt this chain is going to be to trace down the contacts made by the virus carriers.