Only Up can currently be played on the PC via the Steam platform. The following are the specific steps:
If you don't have Steam installed, visit the official Steam website and click "Install Steam" in the upper right corner to download and install the platform.
After downloading and installing, open Steam and register an account to log in.
In the store search bar, type "Only Up".
Locate and open the game page, purchase the game, and then you can download and play it.
As of now, there is no news indicating that Only Up will be available on other platforms such as PlayStation, Xbox, or Nintendo Switch.
