Single-player games like Vault Apocalypse
Below are 8 single-player Steam games similar to Vault Apocalypse, 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 Vault Apocalypse page.
Ranked picks
- 1

Chorus of the Night
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action and Indie with Vault Apocalypse.
Fight through hordes of burnt CDs, flying TVs, and faceless suits in this frantic, run-based, twin-stick shooter. Forget firing bullets, though - you'll be flinging vinyl records, throwing drumsticks and swinging guitars to fend off the enemies of music and maybe, just maybe, survive the night.
- 2

Quack Invasion
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action and Indie with Vault Apocalypse.
Pilot mechs as you slaughter hordes of a diverse cast of alien quacks in this survival roguelike. Build your arsenal from a variety of mechs, power ups and items to survive in ever-changing scenarios.
- 3

Nuclear Throne
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action and Indie with Vault Apocalypse.
Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?
- 4

Bullet Bunny
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action and Indie with Vault Apocalypse.
Bullet Bunny is a twin-stick shooter with rogue-like elements. Fend off an onslaught of enemies, level up, and create unique builds every run while trying to survive 500 seconds!
- 5

REMEDIUM: Sentinels
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action and Indie with Vault Apocalypse.
Become a Sentinel and face the plague in roguelite fast-paced auto-shooter set in the same world as REMEDIUM game. Combine items and alchemical elements to acquire more powerful weapons and create unique builds to defend the plague survivors against the endless hordes of mutants!
- 6

Earl vs. the Mutants
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action with Vault Apocalypse.
Save humanity in a mutant-ridden apocalypse! Dive headfirst into Earl vs. the Mutants, a high-octane top-down survival action-roguelite set in the aftermath of a nuclear apocalypse.
- 7

Solace Inc.
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action and Indie with Vault Apocalypse.
A survivors-like about a time-travelling company where you recruit your employees against endless hordes of enemies.
- 8

Sharded World
Single-player alternative to Vault Apocalypse — playable solo, no multiplayer required. Shares Action and Indie with Vault Apocalypse.
Sharded World is a reversed bullet hell, rogue-lite, ARPG game combining simple gameplay and great rpg progression. Each level has its own unique features and challenges. Upgradable characters, weapons and orbs. Challenges, daily quests, and leaderboards. Fight, get stronger and defeat the Lich!