Grilla - Grammar Rules is an Android application developed by TECHCEN JOINT STOCK COMPANY, available for free in the Business & Productivity category. This program offers a unique approach to learning English grammar, focusing on one rule per lesson to simplify the learning process. By delving deeply into the grammar of individual sentences, users can grasp the fundamentals that apply to a wide range of contexts.

The standout feature of Grilla lies in its innovative presentation of grammar rules through mind maps, guiding learners from general concepts to specific details. With a curriculum honed over 5 years, this app introduces a system of logical laws previously unseen in the world of grammar education. Its user-friendly content caters to learners of all ages, fostering comprehension through engaging questions and carefully curated exercises.