J.U.L.I.A. Untold HD is challenging puzzle game featuring a collection of 50 puzzles. Based on a principle of circuit assembling, players will reactivate five memory clusters, each consisting of nine regular puzzles and one "boss” puzzle. There are six special tiles to unlock as the game progresses, increasing the difficulty of the challenging gameplay. J.U.L.I.A. Untold offers three difficulty levels and is suitable for all age groups. J.U.L.I.A. Untold is a spin-off to the successful PC sci-fi adventure game J.U.L.I.A. Once again, meet J.U.L.I.A., the charismatic, eponymous artificial intelligence system. In the original adventure game J.U.L.I.A., players were discovering a series of mysterious events on an abandoned space ship, while exploring far away planets on the search for extra-terrestrial life. Slipping into the role of Rachel Manners, the only human survivor on board her space vessel, players tried to solve the destiny of her fellow team members and realized that J.U.L.I.A.’s memory is the only key to uncover the truth. Now, there are even more mysteries to be solved and questions to be answered: What else does J.U.L.I.A. know? One day, J.U.L.I.A. discovers a partially destroyed backup database, during the routine maintenance of the probe's circuits. The system immediately informs Rachel and starts repairing those circuits. Soon, new details about the space mission that lead astrobiologist Rachel, J.U.L.I.A. and their vessel to the edge of space, will be discovered. J.U.L.I.A. Untold tells a self-consistent story. Players are not required to have played the original J.U.L.I.A. adventure game.