Question folders — save and organize questions, then create your own tests. Notes — add explanations and important thoughts to questions so you can easily revisit them later.

Meet the new Analytics in Krok: Testing! Track your progress over 7, 30, or 90 days, compare results with previous periods, and explore detailed charts. Answer accuracy, study time, active days, and completed tests—all your key insights are now in one place.

Updated the test completion screen: you can now view detailed statistics and review your mistakes after finishing a test. We also added an unfinished-test card to the home screen, making it easy to pick up where you left off.

You can now choose the languages of test questions and study only the content you need. A new guided onboarding flow lets you configure question languages, font size, line spacing, haptics, and theme before you start learning. Improved navigation stability, localization, and minor interface details.

Downloaded Tests — Access your downloaded tests anytime, even without an internet connection. Quiz Navigation — Navigate freely between questions during a quiz. Review your answers and jump to any question with ease. Performance Improvements — Faster loading times and smoother navigation throughout the app.

Made general improvements and performance optimizations for a faster and more stable experience. Thank you for using our app! Your support helps us get better every day.

Made general improvements and performance optimizations for a faster and more stable experience. Thank you for using our app! Your support helps us get better every day.

Completely redesigned the statistics screen — it’s now easier to track your progress. Made general improvements and performance optimizations for a faster and more stable experience. Thank you for using our app! Your support helps us get better every day.

Various fixes and performance improvements. UI bugs fixed, search in the question list improved. Thank you for using our app!

Updated the appearance of the unfinished tests list. Fixed app freezing issue during test sessions. Fixed question display issue without Internet access. Thank you for using our app! Your feedback helps us improve.

Added a language filter. Now you can hide tests in Russian for a more convenient experience. You can enable the filter in the app settings. Thank you for using our app! Your support motivates us to keep improving.

Fixed an issue where the question completion time was calculated incorrectly. Thank you for using our app! Your feedback and support help us improve every day.

Bug fixes and performance improvements. Added search functionality to the question list (exclusive for premium users). Thank you for using our app! Your feedback and support inspire us to improve further.

Fixed bugs and UI issues. Added the ability to join our Telegram group (available in Settings). Thank you for using our app! Your feedback and support inspire us to improve.

Fixed bugs that caused some Mac users to experience unexpected app crashes. The app is now more stable.

We’ve added a section with recommended questions – now you’ll get personalized recommendations (updated daily) to help you prepare even better. The home screen got a fresh update – it’s now more intuitive and modern, making everything easier to access. You can now see the total time you’ve spent on all tests. Track your progress and efficiency! And, of course, we’ve made performance improvements and fixed a few bugs to ensure everything runs smoothly. Thank you for using our app! Your feedback is truly invaluable to us.

Bug fixes and performance improvements. Thank you for using our app!

Now you can view which years question appeared in. This feature provides better insight into how frequently questions have appeared over time. We’ve identified and resolved bugs affecting the app’s performance, improving your overall experience. We truly appreciate your support and continued use of our application!

Keywords added to question texts: We’ve integrated over 2000 new terms to enhance the learning experience. Ongoing improvements: Our database will continue to grow, with more terms added regularly to keep things fresh. We sincerely appreciate your continued use of our app. Your support motivates us to keep improving!

Added support for formulas for increased convenience. Improved user experience and performance enhancements. Bug fixes and stability improvements. We thank our users for their continued support and feedback.

Added statistics for each question, displayed during test completion (can be disabled in settings). Added iPad support. Thank you for using our app!

Now you can take test with failed questions! Added the ability to choose the threshold error rate percentage in settings. Thank you for using our app!

Now you have the option to skip questions if needed. Significantly improved app performance. Thank you for using our app!

Thank you for using our test preparation app! We're excited to announce some new features. Now you can easily review all questions, choose your preferred language, and have an even more convenient learning experience. Try it now and enjoy the enhanced learning process!

Added English language support. Now you can leave your review directly in the app! Share the app with your friends and colleagues. Thank you for using our app! Rate it and leave your feedback."