Area Calculator is a free Android application developed by raincontinues that allows users to calculate the area of plane shapes with ease. The app is designed for educational and reference purposes and is available for free download on the Google Play Store.

The application offers a simple and user-friendly interface that allows users to select from a range of plane shapes, including square, rectangle, triangle, circle, sector, ellipse, parallelogram, and trapezoid. Once the desired shape is selected, users can enter the values of the required parameters, and the app will calculate the area of the shape instantly. The app is fast, accurate, and easy to use, making it an excellent tool for students, teachers, and professionals alike.

Overall, Area Calculator is a useful and efficient tool that fulfills its purpose of helping users calculate the area of plane shapes quickly and easily. The app is highly recommended for anyone who needs to calculate the area of plane shapes regularly.