Single-player games like Keytamine
Below are 9 single-player Steam games similar to Keytamine, 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 Keytamine page.
Ranked picks
- 1

8ave.-Octave-
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Casual with Keytamine.
『8ave.-Octave-』 is an 8-keyboard music game featuring a piano motif. To focus solely on playing the keys, no special operations like flicks or slides are required. The sheet music consists only of notes and long notes, allowing you to easily enjoy the feel of playing piano on a keyboard.
- 2

Eigengrau
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Indie with Keytamine.
A twist at every turn! Explore a colorful shoot 'em up with varied and diverse gameplay beyond the familiar shooting and dodging. Every situation, every enemy, and every boss offers a different handcrafted experience.
- 3

God, Save the Queens!
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Indie with Keytamine.
You are God. The king’s five daughters have been taken. Fight thousands of enemies, unlock powerful skills, and crush the evil wizard Zaharad in this brutal 2.5D roguelike!
- 4

Shop Tycoon: Prepare your wallet
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Indie with Keytamine.
Shop Tycoon is a store simulator. Create a supermarket, sex shop, games store or a store with good Polish vodka. Place your logo, hire employees, expand your car fleet, build offices and parking lots, create a chain of stores and more!
- 5

Plumber Survivors
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Indie with Keytamine.
Plumber Survivors is arena action game with roguelike elements. Parody game of popular vampire genre. You play as powerful guys led by Plumber. Grab you plunger tight and plunge into the fight.
- 6

Temtem: Swarm
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Casual with Keytamine.
Can you Survive the Swarm? Unlock mighty abilities and upgrades, find and collect Tems to evolve and become stronger, discover overpowered strategies, and battle massive bosses in this survivor-like bullet heaven! Play solo or online co-op with up to 3 players, building the wildest synergies.
- 7

Soundodger 2
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Indie with Keytamine.
Dodge the music and weave through an endless ballet of bullets in an all-new collection of hand-crafted levels set to the music of an award-winning cast of international musicians. Turn any song into an amazing experience with the robust Level Editor and never run out of things to dodge.
- 8

Yet Another Zombie Survivors
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Indie with Keytamine.
The Horde is coming but you're ready to fight it! Assemble your team and decide upon their enhancements to find the most efficient synergies against thousands of the undead. Survive. Then evolve. Then break all the limits in this deceivingly simple but addictive bullet heaven game.
- 9

Vampire Survivors
Single-player alternative to Keytamine — playable solo, no multiplayer required. Shares Action and Indie with Keytamine.
Mow down thousands of night creatures and survive until dawn! Vampire Survivors is a gothic horror casual game with rogue-lite elements, where your choices can allow you to quickly snowball against the hundreds of monsters that get thrown at you. Be the bullet hell!