Operation: Outbreak
Games like Operation: Outbreak

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actions with secrets you find without a guideor

Games like Operation: Outbreak

A short, intense free-to-play FPS survival horror about surviving a zombie outbreak and reaching extraction, with some rough edges noted by players.

Zombie Hunter
A mixedly reviewed free-to-play indie FPS focused on zombie shooting and gear upgrades, with a mobile-game feel.
2021-10-04
- Action
- Indie

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Games like Operation: Outbreak | IndieDex

Operation: Outbreak
Games like Operation: Outbreak

Find the Steam hidden gems

actions with secrets you find without a guideor

Edit search

Games like Operation: Outbreak

A short, intense free-to-play FPS survival horror about surviving a zombie outbreak and reaching extraction, with some rough edges noted by players.

Zombie Hunter
A mixedly reviewed free-to-play indie FPS focused on zombie shooting and gear upgrades, with a mobile-game feel.
2021-10-04
- Action
- Indie

Outbreak Zero

A short, buggy single-player survival horror adventure about surviving an outbreak and uncovering a dark truth, with adjustable difficulty and no-timed-input controls.

2025-12-12

Action
Adventure
Horror
Third person
Indie

Living Dead Outbreak

A short, charmingly retro single-player zombie FPS focused on fighting through dense, overwhelming hordes in about an hour.

2026-03-12

Action
First person
Adventure
Horror

Pest'Off

A short, basic-but-fun free-to-play indie FPS about completing mutant extermination contracts and upgrading gear.

2026-03-13

Shooter
Action
First person
Indie

Zombie Apocalypse

A free-to-play single-player action game about shooting zombies from a tower in a zombie apocalypse.

2017-02-15

Shooter
Action
First person

Outbreak: Shades of Horror

An early access four-player co-op survival horror game with an early 2000s undead-apocalypse setting, but current reviews note AI-art frustration and very short playtime.

2025-10-24

Shooter
Action
Adventure
Horror

Zombie Hunter

A free-to-play indie zombie survival shooter with an apocalyptic setting, but poor animation and shooting mechanics make for a brief, unsatisfying experience.

2025-10-10

Indie

Final Breach

A stylized horde survival FPS with endless undead waves, weapon and perk upgrades, and a short, Left 4 Dead-inspired single-player experience.

2026-02-15

Sinister Outbreak

A very brief single-player horror-action adventure in a zombie-infested lab, blending intense mystery with quirky, fun zombie antics.

2026-06-08

Shooter
Action
Adventure
Horror
Third person
Indie

Counter Attack On Zombies

A fast-paced free-to-play single-player zombie shooter about surviving relentless waves and upgrading combat power, with brief arcade-style sessions.

2026-04-01

Shooter
Action
First person
Horror

OUTBREAK FALL: BIOHAZARD

A compact single-player FPS about surviving zombie hordes, exploring ruined cities, and upgrading gear in a post-apocalyptic setting.

2026-02-04

OutBreak Zombie

A single-player zombie shooter in a dark town, with very brief, technically flawed gameplay that reviewers played for under 20 minutes.

2018-02-07

Action
First person