Press Any Key

Yes. Press Any Key is free to play on Steam, so there is nothing to buy to start playing.

The minimum requirements for Press Any Key are: Windows 10, 1 GB RAM, 128 MB storage. It runs on Windows only. The recommended specs are in the System requirements section.

No. Press Any Key is a single-player game.

Mostly, yes. Valve rates Press Any Key as Playable on the Steam Deck: it runs, but may need some manual setup.

Yes. Press Any Key is the full base game. You need nothing else to play it.