ЭЕШ 800 is a free educational app developed by Grand IT LLC for Android users. It is an all-in-one learning platform that offers video lessons, exercises with solutions, progress tracking, and a variety of other features.

The app provides video lessons with step-by-step instructions and exercises for each lesson. The exercises are accompanied by detailed solutions to help students understand the concepts better. The app also tracks the progress of each student and provides a graphical representation of their performance.

One of the most impressive features of ЭЕШ 800 is its ability to provide personalized recommendations based on the student's performance. The app suggests topics that need more practice and provides challenging exercises to improve their skills. Additionally, students can seek guidance from teachers, ask questions, and participate in discussions.

Overall, ЭЕШ 800 is an excellent app for students looking for a comprehensive learning platform. It offers a variety of features that make learning easy and engaging. The app is available on both mobile and web platforms, making it accessible to everyone.