Fast Proportion Calculator is an Android application developed by Appradar.pl. It is a free utility tool designed to solve simple math problems without the complexity of a scientific calculator. The app is perfect for anyone looking to quickly and easily solve proportion problems without the need for pen and paper.

The app's interface is simple and easy to use, with a minimalist design that ensures a smooth user experience. With Fast Proportion Calculator, users can input the values of the known proportions and the app will automatically calculate the unknown proportion. The app is fast and efficient and can complete calculations in a matter of seconds.

In conclusion, Fast Proportion Calculator is a simple and effective tool for anyone who needs to solve proportion problems quickly and efficiently. The app is free and easy to use, making it an ideal choice for anyone who wants to save time and avoid the hassle of traditional pen and paper calculations.