Ready Up — what game do we play?Compare two Steam libraries →

Is Space Run Galaxy multiplayer or co-op?

Yes — online multiplayer. Space Run Galaxy is a tower defense game released in 2016, 64% positive on Steam (997 reviews), with 19 playing right now. $1.49 on Steam.

Online multiplayerSingle-player tooStrategy · Tower defense

Space Run Galaxy is the sequel to Space Run, the game from one-man studio Passtech, which seduced hundreds of thousands of players with its dynamic and…

Steam tags: Strategy, Indie, Tower Defense, Space, Sci-fi

Do you and a friend both own Space Run Galaxy?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Space Run Galaxy is one of them — then helps you pick tonight's game with a weighted roll or a bracket.

Compare our libraries Steam store page

Games like Space Run Galaxy you can play together

Bloons TD 6
Tower defense · 97% positive on Steam (353,960 reviews) · 7,489 playing right now
Dome Keeper
Tower defense · 92% positive on Steam (16,212 reviews) · 402 playing right now
Dungeon Defenders II
Tower defense · 77% positive on Steam (21,823 reviews) · 351 playing right now
Dungeon Defenders
Tower defense · 93% positive on Steam (18,060 reviews) · 284 playing right now
Orcs Must Die! 3
Tower defense · 86% positive on Steam (14,083 reviews) · 161 playing right now
Age of Darkness: Final Stand
Tower defense · 77% positive on Steam (9,463 reviews) · 176 playing right now

Tired of Space Run Galaxy? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Space Run Galaxy co-op?
Space Run Galaxy does not list co-op on Steam; it has Online multiplayer, Single-player too.
Does Space Run Galaxy have PvP?
Steam does not list PvP for Space Run Galaxy.
How many people play Space Run Galaxy?
About 19 players were in-game when this page was built (2026-09-09).

Ready Up is a free tool: enter two Steam usernames and it lists the multiplayer games you both own, runs a bracket to pick one, and suggests new co-op games that fit how you both play. Ratings, tags and player counts from Steam and SteamSpy; updated 2026-09-09. Powered by Steam — not affiliated with or endorsed by Valve Corporation.