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

Before Time Runs Out
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Adventure and Casual with Slime Jumper Adventure.
In this momentum based Platformer, make your way through numerous obstacles such as spikes, saws, laser beams, and explosives to reach the goal at the end of each level. Each level has a limited amount of time to complete. So speed is key, or else it's game over.
- 2

Neon Heights
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie and Adventure with Slime Jumper Adventure.
In this 3D precision platformer jump and climb your way thorough various obstacles while trying to reach the top of the level. Be sure to use all the tools and skills you gain along the way to help aid you in reaching the goal at the end of the level. One misstep and you'll fall back to the bottom.
- 3

The True Slime King
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie and Adventure with Slime Jumper Adventure.
An evil presence has emerged in the kingdom… but is it you or is it them? Play as a fallen king and somewhat immortal slime to conquer an onslaught of obstacles and puzzles in a quest to reclaim your fallen kingdoms. Smooth and simple controls for the ultimate experience in 2D precision platforming!
- 4

LAETUS.
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie with Slime Jumper Adventure.
LAETUS. is a precise 2D-Platformer that will challenge your mental fortitude and physical abilites. With simple design and gameplay mechanics, exploiting your colour-changing and movement abilites will bring you success. The developer didn't hold back on these levels... Now with a level editor!
- 5

This Is No Cave
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie with Slime Jumper Adventure.
A one-click parkour game in space. Zoom through intricate levels using your suit's thrusters and grapple hook, all while evading colossal alien worms and racing against the clock.
- 6

Below The Ocean
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie and Adventure with Slime Jumper Adventure.
Dive into the world 'Below the Ocean'! Master thrilling moves like tether-swinging, bubble-jumping, bungee-bouncing, and sling-shot in a mesmerizing underwater adventure. Solve intriguing puzzles and seek hidden treasures. Are you ready to embark on this unforgettable journey?
- 7

1 Screen Platformer
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie and Adventure with Slime Jumper Adventure.
This is a SHORT, 2D PLATFORMER with TIGHT CONTROLS about exploring a single level to get past a bunch of TRAPS. There is an EASY mode and a HARD mode depending on your skill level.
- 8

Redactem
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie and Casual with Slime Jumper Adventure.
Rewind time and manipulate gravity in order to solve parkour puzzles in this exciting new 2D platformer.
- 9

Evil Beneath
Single-player alternative to Slime Jumper Adventure — playable solo, no multiplayer required. Shares Indie and Adventure with Slime Jumper Adventure.
In this retro PS1/PSX style game. Play as a investigator stranded in a zombie and monster filled mansion and forest. You will encounter horrifying creatures ready to devour you alive. All while trying to make your escape and discover the terrifying truths before it's to late. Will you survive?