This computer world has been blindsided by a virus infection and plunged into chaos! Control our smiling emoji protagonist, Smilemo, a program that managed to survive the infection, and break into the infected area. With the help of the systems manager, you must collect the scattered vaccine code!
Game features
Run, jump, climb walls, and air dash! Enjoy the smooth controls as you zoom through a variety of action-based challenges!
Defeat this unique virus that causes you to bounce out of control at the slightest touch!
If you do fail, you can restart at the nearest checkpoint!
Eliminate the virus by collecting the pieces of vaccine code scattered across the stage!
Survive an intense boss battle! Avoid the boss's attacks and survive to the end to launch your counterattack!
Can you overcome the various obstacles, restore the vaccine code, and bring back peace to the computer world? Smilemo's spectacular adventure begins now!
Login or register at the official Steam Website and download Steam client
Install and start application, login with your Account name and Password
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process
After the successful code verification, go to the "MY GAMES" tab and start downloading.
News & Updates
2025-09-10
National Video Game Day Becomes a Full Week
Gaming has grown into a global phenomenon, so of course it earned its own special day! It first kicked off in the 1990s and was originally marked on July 8th, before officially moving to September 12th. To celebrate this year, we’re running a huge YUPLAY storewide promo! Everyone who places an order between 10.09 CET and 17.09 CET will be automatically entered — and at the end, 21 lucky winners will receive a full refund of their order.
Gamescom 2025 has been a total hit this month, so we dedicate our monthly recap rubric completely to it and the highlights we would like to present from it! Get ready for a grand total of 12 exciting news pieces around the latest hit titles, media as well as hardware and in general what you should be looking around for in the coming months and much more. From Borderlands 4 to Black Ops 7, from Little Nightmares III to Ninja Garden 4, and even some NVIDIA news…
This game does not default to external Bluetooth/USB controllers on Deck, and may require manually switching the active controller via the Quick Access Menu
All functionality is accessible when using the default controller configuration
This game shows Steam Deck controller icons
In-game interface text is legible on Steam Deck
This game's default graphics configuration performs well on Steam Deck