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

Turbo Overkill
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action and Indie with Conviction.
Enter Paradise as Johnny Turbo—half-metal, half-human, all-murder machine. Clean up the streets with a chainsaw leg, 15+ weapons and your hovercar as you battle the rogue AI Syn, rival bounty hunters and cyberpunks aplenty. Apogee’s most outrageous FPS since Duke Nukem 3D. Good hunting, Sir!
- 2

CULTIC
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action and Indie with Conviction.
Death is only the beginning. Crawl from your grave and gear up to fight your way through the ranks of a mysterious and twisted cult. You, your guns, and your dynamite will have to shoot, slide, blast, duck, dodge, and maybe throw a gib or two to survive in this old-school-inspired shooter.
- 3

Anger Foot
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action and Indie with Conviction.
Anger Foot is a lightning fast action FPS where the only things harder than your ass kicking feet are the ass kicking beats.
- 4

Prodeus
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action and Indie with Conviction.
Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.
- 5

Quake 4
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action with Conviction.
As part of the elite Rhino Squad, you must spearhead Earth’s military invasion of a hostile alien homeworld. But, in this desperate war for humanity’s survival against an unrelenting enemy, you may discover that the only way to defeat them...is to become one of them.
- 6

The Darkness II
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action with Conviction.
An intense first person shooter that delivers a twisted and gripping narrative of tragedy, modern crime drama, and supernatural horror.
- 7

Blood II: The Chosen + Expansion
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action with Conviction.
Includes original Blood II: The Chosen and add-on package The Nightmare LevelsAn immersive atmosphere full of dark humor and exciting actionFour playable characters and wide variety of weapons
- 8

Warhammer 40,000: Boltgun
Single-player alternative to Conviction — playable solo, no multiplayer required. Shares Action and Indie with Conviction.
Load up your Boltgun and unleash the awesome Space Marine arsenal to blast your way through an explosion of sprites, pixels and blood in a perfect blend of Warhammer 40,000, frenetic gameplay and the stylish visuals of 90’s retro shooters.