Is Planets Under Attack co-op?

Planets Under Attack does not list co-op on Steam; it has PvP, Local / split-screen, Single-player too.

Does Planets Under Attack have PvP?

Yes, Planets Under Attack has player-versus-player modes.

How many people play Planets Under Attack?

About 1 players were in-game when this page was built (2026-09-09).

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

Multiplayer games › Strategy › Real-time strategy

Is Planets Under Attack multiplayer or co-op?

Yes — PvP, plus local/split-screen. Planets Under Attack is a real-time strategy game released in 2012, 72% positive on Steam (1,119 reviews), with 1 playing right now. $2.39 on Steam.

PvPLocal / split-screenSingle-player tooStrategy · Real-time strategy

Play as humans or robots in a brand new sci-fi strategy adventure! Travel into the far reaches of space, through cleverly designed star constellations and…

Steam tags: Strategy, Indie, Space, Multiplayer, Sci-fi, RTS, Singleplayer

Do you and a friend both own Planets Under Attack?

Ready Up compares two Steam libraries and shows every multiplayer game you both have — including whether Planets Under Attack 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 Planets Under Attack you can play together

Total War: WARHAMMER III

Real-time strategy · 73% positive on Steam (119,858 reviews) · 16,842 playing right now

Age of Empires II: Definitive Edition

Real-time strategy · 95% positive on Steam (162,462 reviews) · 13,465 playing right now

Age of Empires IV: Anniversary Edition

Real-time strategy · 86% positive on Steam (80,870 reviews) · 7,084 playing right now

Age of Empires III: Definitive Edition

Real-time strategy · 85% positive on Steam (48,342 reviews) · 3,016 playing right now

Foxhole

Real-time strategy · 84% positive on Steam (44,068 reviews) · 2,821 playing right now

STAR WARS™ Empire at War - Gold Pack

Real-time strategy · 98% positive on Steam (39,435 reviews) · 2,818 playing right now

Tired of Planets Under Attack? The Swap tab finds the closest unowned games of the same type that are newer or rated higher.

Quick answers

Is Planets Under Attack co-op?: Planets Under Attack does not list co-op on Steam; it has PvP, Local / split-screen, Single-player too.
Does Planets Under Attack have PvP?: Yes, Planets Under Attack has player-versus-player modes.
How many people play Planets Under Attack?: About 1 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.