This modification provides access to the Premium subscription features of the educational chemistry app designed to help users prepare for exams. The app includes theoretical materials, tests, practice exercises, topic analysis, and progress tracking. With the premium unlock, all subscription-based content and features become fully accessible without restrictions.

Features Unlocked

Full access to all premium educational content
Unlimited usage of tests and practice exercises
Progress tracking without limitations
Detailed explanations and topic breakdowns

Prepare effectively for the 2026 Chemistry Unified State Exam (ЕГЭ) with this comprehensive offline app designed to simulate tutor-level learning. Whether you are at home or in a place without internet access, this app provides a full suite of tools to master chemistry concepts, solve tasks, and improve your exam skills.

This application combines a rich variety of learning materials, including up-to-date practice tests, detailed theory, video explanations, and interactive training modules, all tailored specifically for the ЕГЭ chemistry exam format.

Key Features

Practice Tests and Quizzes – Experience automatically generated exam variants and curated thematic collections. Tasks are frequently updated to align with the latest ЕГЭ-2026 standards.
Targeted Assignments – Focus your practice on specific questions by number or thematic blocks to strengthen weak areas precisely.
Blitz Test – Challenge yourself with timed quick quizzes for fast-paced revision that sharpens your reflexes and recall.
Error Analysis – Mistakes are saved to a dedicated “To Review” section, helping you to track and improve on problem areas.
ЕГЭ Trainers and Mini-Games – Reinforce formulas, terms, acids, and reactions through engaging games and practice sessions, complete with clear explanations until you master them.
Formulas and Equations – Quickly search and review essential chemical formulas and reactions, including explanations, examples, and conditions for occurrence.
Comprehensive Tables – Access extensive collections including solubility charts, classifications, properties, electrolytes, activity series, and more, all within the app.
Concise Theory – Study the entire chemistry curriculum: substance structure, inorganic and organic chemistry, electrolytes, redox reactions, and reaction types, presented clearly and succinctly without information overload.
Acids Reference – A detailed guide covering all acids: formulas, residues, properties, oxidation states, and problem-solving tips.
Terms Database – Understand key concepts such as oxidation states, covalency, amphoterism, hydrolysis, salts, bases, and oxides, complete with explanations and examples.
Laboratory and Production – Practice typical tasks including mass fraction calculation, product yield, and redox balancing with step-by-step solutions and final answers.
Inorganic Chemistry Section – Dedicated module with theoretical foundations, curated reaction sets, and task breakdowns.
Score Calculator – Automatically converts primary points to secondary scores with detailed breakdowns by question types.
Favorites – Save important tasks, formulas, and collections for easy access during sessions or lessons.
Community Chat – Join a private group of high achievers preparing for top scores, exchanging tips and support.

Frequently Asked Questions

How to pass the ЕГЭ Chemistry exam? This app equips you to study calmly and confidently. Learn, practice, and refine your skills even without internet access in any location.

Is a tutor necessary? If you have a solid foundation, this app can suffice. Otherwise, it can be used alongside a tutor thanks to its flexible content suitable for various study scenarios.

Are the tasks up to date? Yes, the app continuously updates content to match the ЕГЭ-2026 format, adding new tasks promptly.

Is there any cost? Basic access is completely free. Premium features are available for a one-time payment, ensuring lifetime access.

Support for students with disabilities? Full access is free for children with disabilities; just contact the support team for assistance.

Found an error? Report it, and the developers will fix it quickly. Support is always responsive.

Join the preparation journey!

This app is part of a full collection covering all key subjects: Russian, Mathematics, Literature, Physics, Chemistry, Biology, History, Social Studies, and English. Choose your subject and aim confidently for a perfect score.

Developer

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