Шпаргалка Маркетолога, developed by Mikhail Trishin, is a free Android app that offers a comprehensive guide for marketers to succeed in their profession. The app comes with a bonus book that adds value to the overall package, making it an excellent resource for both aspiring and experienced marketers.

The app covers a wide range of topics, including market research, branding, advertising, and social media marketing. The content is well-organized, easy to navigate, and is presented in a concise and straightforward manner. The bonus book provides additional insights and tips for marketers to improve their skills and knowledge.

Overall, Шпаргалка Маркетолога is a useful tool for marketers to enhance their expertise and stay up-to-date with the latest marketing trends. The app is compatible with Android 9.0 and is available for free, making it an accessible resource for anyone interested in marketing.