The "8th class social science solution in hindi upboard" is an Android app designed for UP students. The app provides solutions to the Class 8th Social Science (सामाजिक विज्ञान) UP-Board Questions & Answers Chapter wise 2019 in Hindi. It includes questions and answers from the textbook, as well as project work.

The app covers a wide range of topics, including History, Civics, Geography, and Environment. It includes solutions for all the chapters in each subject. The app is completely free and can be downloaded from the Google Play Store. However, the app's developer, Hasnain Kazmi, encourages users to rate the app 5 stars and provide feedback for improvement. Overall, the app is a useful resource for UP students studying Social Science in Hindi.