Trigonometry Assistant is a free Android application developed by Victor Manuel Escobar Amado that aims to simplify the solution of mathematical exercises on trigonometry. The app includes a collection of trigonometric identities, triangles solver, Pythagorean theorem calculator, trigonometric ratios calculator, and interactive trigonometric circumference. It also offers theoretical contents on trigonometry, including Pythagoras theorem, geometric mean theorem, and trigonometric ratios.

The collection of trigonometric identities in the app is impressive, and the steps to solve them are well-explained. The triangles solver tool is a great addition, where you can input the sides and angles that you know of a triangle and get the solution step by step. The Pythagorean theorem calculator is also a helpful tool to calculate the side of the right triangle.

The interface of the app is easy to use and interactive. The app is suitable for students, teachers, and anyone who needs a quick solution to trigonometry problems. Overall, Trigonometry Assistant is a comprehensive tool that provides a one-stop solution for all your trigonometry exercises.