You just bought a PC, only to discover it once belonged to someone who has mysteriously disappeared. You soon realize that the key to find him may be hidden deep inside your OS, governed by a weird chatbot named Zippy. What will be your first move?
We are not affiliated with IsThereAnyDeal.






Sunray OS is a mystery-thriller game with horror elements in which you must investigate the disappearance of a guy whose only connection to you is that he was the previous owner of your new computer. To do this, you will have to interact with a fictional operating system inspired by real systems, using applications, browsing websites, watching videos, or chatting with "Zippy", a chatbot who seems to have something wrong with it. Sunray OS features a linear but well-detailed storyline, unexpected events, mysteries to solve in order to progress, and hidden secrets.
You just bought a cheap PC online. Suddenly, however, you discover that you are not the first owner of the PC, and the person who owned it before you has seemingly vanished into thin air. Your PC becomes the only real clue to track him down.
Explore clues by interacting with over 10 highly detailed websites, delve into 10+ applications, and enjoy a fully customizable desktop. Remember to take breaks from the investigation and relax with music and videos.
What happened to the previous owner? Why is this "Zippy" chatbot acting weird? What secrets is this OS hiding? With numerous mysteries to unravel and people to talk to, what will be your first move?
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.






Sunray OS is a mystery-thriller game with horror elements in which you must investigate the disappearance of a guy whose only connection to you is that he was the previous owner of your new computer. To do this, you will have to interact with a fictional operating system inspired by real systems, using applications, browsing websites, watching videos, or chatting with "Zippy", a chatbot who seems to have something wrong with it. Sunray OS features a linear but well-detailed storyline, unexpected events, mysteries to solve in order to progress, and hidden secrets.
You just bought a cheap PC online. Suddenly, however, you discover that you are not the first owner of the PC, and the person who owned it before you has seemingly vanished into thin air. Your PC becomes the only real clue to track him down.
Explore clues by interacting with over 10 highly detailed websites, delve into 10+ applications, and enjoy a fully customizable desktop. Remember to take breaks from the investigation and relax with music and videos.
What happened to the previous owner? Why is this "Zippy" chatbot acting weird? What secrets is this OS hiding? With numerous mysteries to unravel and people to talk to, what will be your first move?
You just bought a PC, only to discover it once belonged to someone who has mysteriously disappeared. You soon realize that the key to find him may be hidden deep inside your OS, governed by a weird chatbot named Zippy. What will be your first move?
We are not affiliated with IsThereAnyDeal.
Steam data © 2025 Valve Corporation. Steam and the Steam logo are trademarks and/or registered trademarks of Valve Corporation in the U.S. and/or other countries. Independent of Valve. Pricing and availability subject to change.