Single-player games like Brink of Extinction
Below are 10 single-player Steam games similar to Brink of Extinction, 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 Brink of Extinction page.
Ranked picks
- 1

Defense: Abominations
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Action and Strategy with Brink of Extinction.
Defense: Abominations is a first person tower defense game where you try to survive the abominations stored in the laboratory, as long as you can.
- 2

Fortified Swiss
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Action and Strategy with Brink of Extinction.
Fortified Swiss is an immersive RPG tower defense experience featuring a grand campaign that spans across the continent of Fromage. Vast hordes of mice have invaded due to the Mouse King's insatiable desire to hoard the most artisan of cheeses.
- 3

Day D: Tower Rush
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Action and Strategy with Brink of Extinction.
Onwards to the past! Learn the real power of science! Help the professor and his loyal companion deal with hordes of dinosaurs.
- 4

Skirmish Line
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Action and Strategy with Brink of Extinction.
Experience the brutality and randomness of war as an Allied tactical commander in the Pacific Theater during World War 2. Train, equip, and command a squad of soldiers as you fight against the fanatical Imperial Japanese Empire.
- 5

MarZ: Tactical Base Defense
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Strategy and Indie with Brink of Extinction.
Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.
- 6

Frontline Zed
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Action and Strategy with Brink of Extinction.
Defend your fortified barricade by night, collect weapons and conduct repairs by day. Survive long enough to make your way through America and towards rescue.
- 7

Bio Inc. Redemption
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Strategy and Indie with Brink of Extinction.
Bio Inc.: Redemption is a realistic simulation and strategy game in which you make life or death decisions. Create a deadly illness to infect and torment your victim or play as the head of a medical team and hopefully find a cure to save your human patient. Will you be the plague or preserve humanity?
- 8

Infested Planet
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Action and Strategy with Brink of Extinction.
Command a team of 5 elite soldiers against an alien horde of 100,000. Surrounded on all sides, you must outmaneuver and outsmart the enemy.
- 9

Twinstack
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Strategy and Indie with Brink of Extinction.
Twinstack is a puzzle game that challenges your multitasking skills. The goal of the game is to clear columns and balance the stack of blocks.
- 10

Atmocity
Single-player alternative to Brink of Extinction — playable solo, no multiplayer required. Shares Strategy and Indie with Brink of Extinction.
Atmocity allows you to build impressive, gravity-defying cities. Test your skills as a mayor in the campaign mode with set objectives, or let your creativity go wild in the free-roaming mode.