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

Snack Of The Kitty
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Adventure with Heisen Bay.
"Snack of the Kitty" is an enchanting 3D platformer where you control Kitty, a daring cat. Embark on a quest to uncover the mystery of disappearing snacks, solve puzzles, and rescue your friend Whisker. Dive into a magical world filled with challenges and cosmic wonders!
- 2

The Dev: Enter The Blockchain
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Strategy with Heisen Bay.
A 3D platforming game revolving around the creator of Bitcoin, The Dev. As The Dev you must journey into the blockchain to bring honor back to the world of crypto with nothing but some ciggies, a gun, and your undoubted devving power. This is the best game you will ever play.
- 3

Slime Labs
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Adventure with Heisen Bay.
You are a slime trying to traverse the labs with your ability to jump, shoot, control projectile speed, and equip fancy hats and weapons what could possibly go wrong.
- 4

Maniac Path 3
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Strategy with Heisen Bay.
Go into the abyss of madness to go through the difficult path of a broken beast that spares no one
- 5

Moon Wars
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Adventure with Heisen Bay.
Enemies have conquered the moon and planned for destroying the entire world except them as they feel superiority over the world. Player has to go through intense space mission and destroy enemies.
- 6

little boy
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Adventure with Heisen Bay.
To survive, should you fight or flee? Fighting or fleeing won't always be the answer. You must conserve resources and increase them through exploration. Be careful when crossing platforms; even the slightest mistake can have serious consequences. Don't forget to collect the keys to open the gates.
- 7

Playful Pursuit
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Adventure with Heisen Bay.
Playful Pursuit is a colorful 3D adventure platformer where you jump, climb, solve puzzles, battle goofy enemies, collect VHS tapes, and build friendships with allies in a silly High Desert quest to rescue Eddy’s stolen teddy bear.
- 8

BORIS RUSSIAN BEAR
Single-player alternative to Heisen Bay — playable solo, no multiplayer required. Shares Action and Adventure with Heisen Bay.
You play as a Russian soldier who is trying to defend the border of his homeland from foreign invaders.