Geometría Preuniversitario is a free Android app developed by ALVE which is perfect for pre-university students, teachers, and school students. The app provides a complete theory of geometry, with solved problems and proposed problems with keys. It also includes problems similar to admission exams (DECO). The app works without an internet connection, making it convenient for students to use anytime, anywhere.

The app is designed to be user-friendly, with a simple interface that makes it easy to navigate. The comprehensive theory and problem-solving features make it an excellent tool for students to improve their geometry skills. Teachers can also benefit from the app, as it provides a range of problems and solutions that can be used in the classroom.

Overall, Geometría Preuniversitario is an excellent app for anyone who wants to improve their geometry skills. It provides a complete theory of geometry, solved problems, and proposed problems with keys. The app is user-friendly and works without an internet connection, making it convenient for students and teachers to use anytime, anywhere.