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PlayBound Curated

Best Free RTS Games

Command, conquer, and never pay a cent. The finest real-time strategy the free world has to offer, from thousand-unit slugfests to classic base-building.

5 games · every one clears the PlayBound Bar

1
OpenRA cover
OpenRA

Classic real-time strategy, rebuilt for the modern age.

350 MBRTS · Strategy
Get It Free
2
Beyond All Reason cover
Beyond All Reason

Thousand-unit RTS battles that melt GPUs and minds.

2.2 GBRTS · Strategy
Get It Free
3
0 A.D. cover
0 A.D.

Ancient warfare, stunningly rendered, forever free.

3.0 GBRTS · Strategy
Get It Free
4
Zero-K cover
Zero-K

Physics-driven RTS where terrain is a weapon.

1.3 GBRTS · Strategy
Get It Free
5
Warzone 2100 cover
Warzone 2100

Design your own tanks. Then design better ones.

550 MBRTS · Strategy
Get It Free

Questions

What is the best free rts games?

PlayBound's top pick is OpenRA — Classic real-time strategy, rebuilt for the modern age. It is free under Open Source (GPL-3.0) and runs on Windows, macOS, Linux.

Are all 5 of these games free?

Yes. Every game in this collection is genuinely free — no trials, no paywalled content, no pay-to-win purchases — and each has been assessed against PlayBound's five published criteria.

Best Free RTS Games · PlayBound