Single-player games like Bunker 21 Extended Edition
Below are 11 single-player Steam games similar to Bunker 21 Extended Edition, 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 Bunker 21 Extended Edition page.
Ranked picks
- 1
S.T.A.L.K.E.R.: Call of Pripyat
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action with Bunker 21 Extended Edition.
S.T.A.L.K.E.R.: Call of Pripyat is the direct sequel of the S.T.A.L.K.E.R.: Shadow of Chernobyl. As a Major Alexander Degtyarev you should investigate the crash of the governmental helicopters around the Zone and find out, what happened there.
- 2
Metro: Last Light Redux
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action with Bunker 21 Extended Edition.
It is the year 2034. Beneath the ruins of post-apocalyptic Moscow, in the tunnels of the Metro, the remnants of mankind are besieged by deadly threats from outside – and within. Mutants stalk the catacombs beneath the desolate surface, and hunt amidst the poisoned skies above.
- 3
Metro Exodus
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action with Bunker 21 Extended Edition.
Flee the shattered ruins of the Moscow Metro and embark on an epic, continent-spanning journey across the post-apocalyptic Russian wilderness. Explore vast, non-linear levels, lose yourself in an immersive, sandbox survival experience, and follow a thrilling story-line that spans an entire year in the greatest Metro adventure yet.
- 4
Left 4 Dead 2
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action with Bunker 21 Extended Edition.
Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.
- 5
Killing Floor 2
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action with Bunker 21 Extended Edition.
In KILLING FLOOR 2, players descend into continental Europe after it has been overrun by horrific, murderous clones called Zeds that were created by rogue elements of the Horzine Corporation. 6-player Co-Op & 12-player VS Zed-slaughtering mayhem.
- 6
Dead Effect 2
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action and Indie with Bunker 21 Extended Edition.
Dead Effect 2 is the newest addition to the acclaimed Dead Effect franchise. This action sci-fi shooter is looking to push the boundaries of first-person shooters to new levels with slick graphics, rich narrative and RPG elements.
- 7
The Final Station
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action and Indie with Bunker 21 Extended Edition.
Travel by train through a dying world. Look after your passengers, keep your train operational, and make sure you can always reach the next station. Make your way through swarms of infected at each station. Explore mysterious and abandoned stations looking for supplies and survivors.
- 8
Contagion
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action and Indie with Bunker 21 Extended Edition.
Contagion isn't your average Zombie Shooter but instead takes a more realistic and different approach to the popular genre with unique characters, environments, weapons, items, and a built in system that makes every round completely unpredictable with resources, objectives, and paths ever changing.
- 9
Meltopia
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Indie and Adventure with Bunker 21 Extended Edition.
A minimalist game where you melt snow with a heat cannon to explore a mysterious frozen world. Uncover glacial secrets, collect valuable resources and ancient artifacts — and ultimately find and assemble the remains of an ancient Mammoth.
- 10
Let's Journey
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action and Indie with Bunker 21 Extended Edition.
Let's Journey - idle clicker rpg in amazing fantasy world. Choose your hero, roll dice and embark on an epic adventure! During the journey you will defeat hundreds of monsters, find rare equipment and meet legendary dragons.
- 11
Nordicandia
Single-player alternative to Bunker 21 Extended Edition — playable solo, no multiplayer required. Shares Action and Indie with Bunker 21 Extended Edition.
A semi-idle action RPG with a deep and unique crafting system. Collect epic loot, craft and merge items, and level up your character to beat the World Bosses!