Single-player games like BTD:BTD
Below are 9 single-player Steam games similar to BTD:BTD, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like BTD:BTD page.
Ranked picks
- 1

Sniper Ghost Warrior Contracts
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action with BTD:BTD.
Become the ultimate assassin in the most realistic modern warfare sniping game available. Engage in an immersive single-player campaign across large, open-ended maps. Tactical thinking, stealth approach and precision in execution of long shots required.
- 2

Zombie Army Trilogy
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action with BTD:BTD.
The cult horror shooter series comes to an apocalyptic conclusion with an epic new third chapter, a heart-pumping new horde mode, and remastered editions of the best-selling Nazi Zombie Army 1 & 2.
- 3

Sniper Elite
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action with BTD:BTD.
As World War II draws to a close, the first covert battles of the Cold War begin. Caught in the life and death struggle between Soviets and Germans in war-torn Berlin, you control the fate of a lone American OSS Sniper.
- 4

Sniper: Ghost Warrior 2
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action with BTD:BTD.
Sniper: Ghost Warrior 2 takes the bulls-eye precision of its predecessor to new and exciting heights!
- 5

Sniper: Ghost Warrior
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action with BTD:BTD.
As a Ghost Warrior, an elite sniper in a highly trained special ops unit, your unique skills in the art of stalking, target detection, surveillance and shooting accuracy will determine mission success.
- 6

NIRO
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action and Indie with BTD:BTD.
NIRO is a single-player stealth action game set in the jungles of asia. Track down and eliminate your targets deep into enemy territories and sabotage heavy guarded military bases with all the tools at your disposal. Upgrade your skills and experience this escapading campaign of shadows and fire!
- 7

Sniper Ghost Warrior Contracts 2
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action with BTD:BTD.
SGW Contracts 2 is a modern warfare shooter set in the Middle East. Play as Raven, Contract Sniper Assassin, as you take out a series of targets across a dramatic single-player campaign. With extreme-range shots exceeding 1000m, gear up for the most challenging entry to the series yet.
- 8

Tom Clancy's Ghost Recon: Future Soldier™
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action with BTD:BTD.
In Ghost Recon Future Soldier join an elite team of highly trained, cut-throat special-ops soldiers. Armed to the teeth with unrivalled combat technology, Ghost Recon takes you to the globe’s most deadly warzones to hunt down the highest value targets.
- 9

FEBA Gunship R
Single-player alternative to BTD:BTD — playable solo, no multiplayer required. Shares Action and Indie with BTD:BTD.
FEBA Gunship R is a helicopter combat game where you engage in intense battles using a customized attack helicopter.