Single-player games like CYAN BRAIN
Below are 13 single-player Steam games similar to CYAN BRAIN, 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 CYAN BRAIN page.
Ranked picks
- 1
Drain Mansion
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required. Shares Action with CYAN BRAIN.
You wake up in an unknown dark abandoned mansion and don't remember how you got there. Your goal is to escape this mansion and get back home safely, but the traps and demons lurking there won't make it easier. Can you escape this mansion or give in to the temptation?
- 2
The Agnietta ~The holy healer & the cursed dungeon~
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required. Shares Action with CYAN BRAIN.
Our heroine is a demure, divine healer who accepts the task of purifying the cursed dungeon. Along the way, she may encounter all sorts of lust-filled demons. Can you help Demyra escape all the traps in the dungeon just waiting for a naive, innocent girl?
- 3
Parasitic Evil
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required. Shares Action with CYAN BRAIN.
Amidst a catastrophe, the protagonists find themselves trapped inside a hospital that has been conducting mysterious research. While they manage to survive the initial disaster, they are soon confronted with insane mutations—and the struggle to escape the hospital which leaves both their sanity and physical forms under siege.
- 4
Fallen Shinobi
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required.
You have captured Ayame, the enemy's top shinobi! Use all the tools at your disposal to, tease and get intimate with this feisty maiden!
- 5
Take Me To The Dungeon!!
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required.
Explore the depths of this massive dungeon with your adorable companion Una in this exciting R-18 deck-building adventure!
- 6
Mirai's Midnight Stream
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required.
You are a determined disciple of the Sect of the Golden Staff, and to prove yourself to your fellow apprentices and masters, you've set out to defeat the two-tailed fox spirit of legend and lore. After conquering the sensuous goddess in a fiery battle, you come up with a rather "ballsy" idea...
- 7
Isekai Sex Boutique
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required.
You mysteriously find yourself in another world and, as a lover of sex toys, you decide to jump on a business opportunity to start a new life. Run a sex shop with a haughty heiress and hot employees from a variety of races, and make this the best sex shop in the (other) world!
- 8
The Censor DX Edition
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required.
Yuto Fujimoto is a restless shut-in with a knack for computers and a love for idols. Reluctantly, he takes a job as a censor for a major social media platform—anything to keep the lights on.
- 9
SIGNALIS
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required. Shares Action with CYAN BRAIN.
A classic survival horror experience set in a dystopian future where humanity has uncovered a dark secret. Unravel a cosmic mystery, escape terrifying creatures, and scavenge an off-world government facility as Elster, a technician Replika searching for her lost dreams.
- 10
In The Dead Of Night - Urszula's Revenge
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required.
In The Dead of Night is a story driven top down game that merges the best elements of RTS with Tower Defence. Take control of the town to gather resources and build your defences before Urszula’s zombies charge upon you at nightfall.
- 11
Blame Him
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required. Shares Action with CYAN BRAIN.
Blame Him is true first-person survival horror. A game about surreal atmosphere and dark challenges. A bone-chilling experience made by 2 people from Japan. Loved by and scared many YouTubers and Streamers.
- 12
Revenge Of Noxi
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required. Shares Action with CYAN BRAIN.
Play as the ultimate ninja badass Noxi using magic, sword and shurikens to fight off an army of monsters and save your loved one. Bring Noxi to the top floor of her ruined home over dangerous terrain with athletic jumps, flips, sprints and slides
- 13
SiNiSistar 2
Single-player alternative to CYAN BRAIN — playable solo, no multiplayer required. Shares Action with CYAN BRAIN.
Step into a beautifully somber pixel art world of decay filled with grotesque, writhing abominations...A dark action RPG that follows the journey of a demon-slaying nun who must resist destruction and despair while purging the corruption from this world one boss after another!