Solve Inequalities is a free Android application developed by Francesco Varotti that provides a comprehensive solution to first, second, third, and fourth-degree inequalities. It is an excellent tool for students and professionals who need to solve inequalities quickly and efficiently. The app offers four sections: Classic solver, Smart solver, Exercises, and Theory.

The Classic solver section allows users to enter the terms of the inequality and get the solution with the relative steps. The Smart solver section allows users to enter the inequality and obtain the solution with the relative steps. The Exercises section provides practice problems for solving integer inequalities of the first or second degree of easy, intermediate, and difficult levels. The Theory section allows users to revise how to solve a first or second-degree integer inequality. However, an internet connection is required to use this app. Overall, Solve Inequalities is an excellent tool for anyone who needs to solve inequalities quickly and efficiently.