Single-player games like Rooks Keep
Below are 15 single-player Steam games similar to Rooks Keep, 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 Rooks Keep page.
Ranked picks
- 1

Shoot 'm Up
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Indie with Rooks Keep.
Tactical multiplayer chaos.That's what would describe this game in 3 words. It's fast, it's messy, it's challenging. Do you like blowing up zombies to bits together with your friends? Protecting your base from the enemy team? Grab your gear and start the chaos!
- 2

Allied Nations
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Strategy and Indie with Rooks Keep.
Allied Nations is an primarily online RPG/RTS akin to games such as Dwarf Fortress and the more modern RimWorld. You are able to easily manage units, wage war, build and roleplay. Through your own wit, might, or sheer luck can you survive this experience? Probably not but give it your best try!
- 3

Beyond Senses
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Strategy with Rooks Keep.
Beyond Senses is an innovative Multiplayer and Singleplayer Horror Game. Thanks to a variety of different features, Beyond Senses guarantees a varied and adrenaline-charged gameplay - both alone and with friends!
- 4

Bloodspill
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Indie with Rooks Keep.
Bloodspill is a fast-paced, pvp retro fps with one hit combat, featuring classic gamemodes like deathmatch, capture the flag and conquest!
- 5

Be Vigilant!
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Indie with Rooks Keep.
Be Vigilant! is a multiplayer cooperative action RPG. Take your friends on an adventure across three acts. Use vehicles, find loot, fight enemies, while increasing your characters skills and equipment.
- 6

Primordium - Day Zero
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Indie with Rooks Keep.
Fight for survival in a sci-fi RPG! Take control of the Nexus' Commander and gather companions to grow your team, build bases using a vast array of AAA quality models, and customize your arsenal using countless combinations of modular attachments, items, armor, and weapons!
- 7

BattleBeasts
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Indie with Rooks Keep.
Planet Shima attracts adventure seekers from all over the Galaxy BB-79 due to its unique resources. The mysterious effects on this planet made Artificial Intelligence of Shima aggressive towards all intelligent species of animals.
- 8

AD METALLUM
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Strategy with Rooks Keep.
You are the rebel. Drill, blast, and pulverize everything in your path. Fortresses crumble, walls collapse, and the world bends to your fury. Take on brutal single-player campaigns or unleash chaos in multiplayer. MYNE is destruction, rebellion, and steel incarnate.
- 9

Unreal Tournament 3
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action with Rooks Keep.
Now includes the free Titan Pack expansion! The Titan Pack gives players a substantial amount of enhanced features and new content, including many original environments, new gametypes, the namesake Titan mutator, powerful deployables and weapons, new characters, and the Stealthbender.
- 10

Viscera Cleanup Detail
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Indie with Rooks Keep.
In Viscera Cleanup Detail, you step into the boots of a space-station janitor tasked with cleaning up after various horrific sci-fi horror events. Instead of machineguns and plasma-rifles, your tools are a mop and bucket. That hero left a mess, and it's up to you to deal with the aftermath.
- 11

Quake II Mission Pack: The Reckoning
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action with Rooks Keep.
You are part of an elite commando force that must infiltrate a hostile alien cite. Once inside, you must scour industrial landscapes, crawl through waterways and air ducts, navigate treacherous canyons teeming with vicious mutants, stow away on an alien spacecraft, and destroy the enemy's secret moon base.
- 12

Haloo
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Indie with Rooks Keep.
Fight the endless mass of enemies, collect loot, get stronger and Haloo!
- 13

Red Glare The Reckoning
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Action and Strategy with Rooks Keep.
Red Glare: The Reckoning is a fully standalone experience of Real Time Tactics game Red Glare. You do not need the original Red Glare to play. Whether you're a returning agent or a first-time recruit, this is a complete campaign with its own story.
- 14

Viscera Cleanup Detail: Santa's Rampage
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Indie with Rooks Keep.
Tragedy! Santa; the toy giving folk-hero, and purveyor of fine Christmas goods, has had enough. Endless requests from greedy children wanting more and more every year, tax increases, pressure from elf unions, bills, reindeer!
- 15

Viscera Cleanup Detail: Shadow Warrior
Single-player alternative to Rooks Keep — playable solo, no multiplayer required. Shares Indie with Rooks Keep.
After the battle is over, someone has to cleanup the mess! Introducing Viscera Cleanup Detail: Shadow Warrior from RuneStorm, a unique crossover mini-game that combines the worlds of Viscera Cleanup Detail and Shadow Warrior.