Single-player games like Insincere
Below are 18 single-player Steam games similar to Insincere, 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 Insincere page.
Ranked picks
- 1

DEAD TRASH
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action with Insincere.
Years into a brutal lockdown, a once-thriving city lies in ruins, abandoned by its government and overrun by vicious, mindless infected. Grab your hammer, collect your nerves and enter the mayhem.
- 2

Solarix
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action and Indie with Insincere.
Solarix is a science-fiction stealth/horror game, set in world that overpowers you with unease, insecurity, and desperation, forcing you to confront your own role in the horrors to come.
- 3

Half-Life
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action with Insincere.
Named Game of the Year by over 50 publications, Valve's debut title blends action and adventure with award-winning technology to create a frighteningly realistic world where players must think to survive. Also includes an exciting multiplayer mode that allows you to play against friends and enemies around the world.
- 4

Hard Reset Extended Edition
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action and Indie with Insincere.
Over-the-top destruction, loads of enemies & a beautifully realized cyberpunk setting. Hard Reset is here to shake up the shooter scene. Try the demo now.
- 5

Dead Effect
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action and Indie with Insincere.
Fight for your life in the INDIE SCI-FI FPS game fit for both casual and hard-core gamers with a passion for hunting down hordes of zombies. Prepare yourselves for the incoming nightmare!
- 6

Red Alliance
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action and Indie with Insincere.
Red Alliance is an atmospheric, dark action thriller single player game with elements of horror. The game takes place in Eastern Europe where the society is under oppressive regime enforced by a mysterious scientist whom the player must stop to restore justice.
- 7

E.T. Armies
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action with Insincere.
E.T. Armies is an action-packed, fast-paced, science-fiction first person shooter. The game takes place in a future where Earth has been reduced to ashes; It is now home to a new nation that hungers only for war. Prepare yourself to rise and defend against the invasion of the Forsaken.
- 8

AMID EVIL
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action and Indie with Insincere.
A retro FPS for the ages! Once branded a HERETIC. Now YOU have been chosen as our champion! Reclaim our sacred weapons. Take back our ancient lands. If you can stand... AMID EVIL.
- 9

System Shock® 2 (1999)
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action with Insincere.
"Remember, it is my will that guided you here. It is my will that gave you your cybernetic implants, the only beauty in that meat you call a body. If you value that meat... you will do as I tell you." The cult classic sci-fi horror FPS-RPG has returned.
- 10

System Shock 2: 25th Anniversary Remaster
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Action with Insincere.
System Shock® 2: 25th Anniversary Remaster is a genre defining experience that established innovative game-play mechanics that are a staple of the FPS and RPG genre today. Survive the wretched corridors of the Von Braun. Your training has prepared you for this.
- 11

Atonement: Scourge of Time
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Indie with Insincere.
The last king was killed over 400 years ago and the global rule of the land ceased to exist. The Vindicator is coming. ~a decadent, dark fantasy world with a new take on the concepts of Angels and Demons!
- 12

City of Chains
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Indie with Insincere.
City of Chains is a dark sci-fi RPG set in a dystopian city. Take control of a small group of escaped fugitives and lead them to their freedom. Decide whether to fight head on or to avoid combat, to help others or to go your own way, to show mercy or to kill. Your actions could affect the fate of the city.
- 13

Incitement 3
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Indie with Insincere.
An expansive dystopian sci-fi world awaits you! Equipment customization, a varied cast and an epic story in this sci-fi epic from Astronomic Games.
- 14

Outrage
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Indie with Insincere.
Outrage is a short cyberpunk dungeon crawler. You manage a team of vigilantes and must undertake various missions in the city to strengthen your team and your cause in order to bring a powerful enemy to justice.
- 15

Atonement 2: Ruptured by Despair
Single-player alternative to Insincere — playable solo, no multiplayer required.
Three weeks have passed since the events of Atonement: Scourge of Time, but the world is yet in peril. Elleria and her allies find themselves in an alternate timeline where events took a grimmer turn. She will now have to go head to head against her other self in order to stop the impending threat.
- 16

Mercury: Cascade into Madness
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Indie with Insincere.
Mercury is a quirky and violent vigilante. After experiencing a traumatic event in her life, she saw it as her purpose to take to the streets and fight crime, only to become entangled in something huge that could threaten the entire city. Cyberpunk RPG with choice and consequence.
- 17

Renegade Grounds: Episode 1
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Indie with Insincere.
First episode of a thrilling adventure! Two mercenaries, Agela and Ingus, are tasked to infiltrate the criminal underworld to retrieve a device of high value that was stolen from the council. The job gets more complex as more factions join the hunt for the item, but to Agela and Ingus, failure is not an option!
- 18

Snares of Ruin
Single-player alternative to Insincere — playable solo, no multiplayer required. Shares Indie with Insincere.
You are detective Hank Anderson , and you’ve just been transferred to another city to help solve a series of unusual crimes. Upon arrival, you are greeted with a gory scene and a revelation of several instances of a deadly disease that turns people into savage zombie-like husks.