A Long Time is a heartwarming puzzle game developed by CottonGame for Android devices. It is a unique combination of a picture book and a game that features a warm and soothing mood and a rich story. The game revolves around the story of love and promises, and to complete the story, you need to clear the obstacles by moving the blocks, which are actually fragments of emotions and flashbacks scattered over 60 years of the protagonist's life.

The game is not only a puzzle game, but also an interactive picture book. It features unique artistic depictions and a simple yet engaging way of interaction. The game has a calming atmosphere that is perfect for players who want to relax and enjoy a good story. It is available as a full version, and it is an excellent choice for puzzle game enthusiasts who are looking for a unique and heartwarming game experience.