Nyan San 111 is a free trivia game developed by Neon A for Android users. The game offers a mix of global, ASEAN, spelling, and math questions with three answer options. The objective of the game is to choose the correct answer and get the highest score possible. The game promotes knowledgeable individuals by offering promotions based on the score achieved.

The game is easy to navigate, and the questions are challenging yet entertaining. The graphics are simple but visually appealing, and the sound effects and background music complement the gameplay. The game offers a great way to test and improve one's knowledge while having fun. Overall, Nyan San 111 is an enjoyable trivia game that is worth trying out.