Угадайка - Heads Up is a free Android trivia game developed by Michael Rothkegel. The game is easy to play, and you can play it with a friend or a group of people. One person holds the phone in front of them, and the others read the word shown on the phone. They have to explain the word in a way that the player can guess it correctly as quickly as possible because the game is timed. If the word is guessed correctly, tilt the phone forward, and if not, tilt it backward. You can also skip a word by tilting the phone forward or backward. After the time is up, the points are counted, and the turn is passed to the next player. Overall, Угадайка - Heads Up is a fun game that can be played by anyone who loves trivia games.