Single-player games like SPS: Space Postal Service
Below are 8 single-player Steam games similar to SPS: Space Postal Service, 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 SPS: Space Postal Service page.
Ranked picks
- 1

Labyrinth City: Pierre the Maze Detective
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Indie and Adventure with SPS: Space Postal Service.
Adapted from the bestselling children’s book series Pierre The Maze Detective, play as Pierre in this adventure/puzzle game and recover the stolen Maze Stone. Journey through breathtakingly hand-drawn illustrations, meet eccentric characters, and solve puzzles to save Opera City!
- 2

Boots Quest DX
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Indie and Adventure with SPS: Space Postal Service.
An offbeat adventure game about traveling to the ends of the earth in search of the Best Boots. Solve puzzles, complete quests, collect items, and don weird hats as a hapless young boot enthusiast in a compact open world full of strange friends and foes. You can even jump.
- 3

GraveBoy CrowFeet - A Quest for Skulls
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Adventure with SPS: Space Postal Service.
A spooky fun 2D adventure with focus on exploration and light puzzling. Help GraveBoy to collect 10 rare skulls to save his father from a demon!
- 4

My Little Spider
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Indie and Adventure with SPS: Space Postal Service.
Adopt a cute pet spider that lives anywhere on your desktop! Team up to discover unique bugs, decorate their web, and unlock adorable spider hats as you work or relax.
- 5

Hidden Cats in London
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Indie and Casual with SPS: Space Postal Service.
Meow meow! Kittens are hidden in London, let's find them all. A short and pleasant experience! Start with a Beautiful monochromatic illustration, relax and find all the cats one by one to reveal the final colored art. Play through different modes, find special cats, and unlock bonus levels!
- 6

LABYRINTH OF TOUHOU - GENSOKYO AND THE HEAVEN-PIERCING TREE
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Indie and Adventure with SPS: Space Postal Service.
Challenge the Great Tree with the maidens of Gensokyo! Challenge the mysterious great tree that suddenly appeared! Form and develop a large team from the characters of Touhou Project, and challenge the powerful foes that stand in your way! Now, enter the labyrinth that pierces even the skies!
- 7

Garage Sale
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Indie and Simulation with SPS: Space Postal Service.
It's garage sale day! Embark on a small scavenger hunt throughout Lettuce Village's community-wide garage sale. In this story exploration game, you'll collect items with strange backstories, help your quirky neighbors, and maybe even uncover some of the town's secrets... 🌱
- 8

AntVentor
Single-player alternative to SPS: Space Postal Service — playable solo, no multiplayer required. Shares Indie and Adventure with SPS: Space Postal Service.
AntVentor is a point & click adventure game. You find yourself in a photorealistic macroworld where you immediately manage to ruin the life of the main character, ant, and foil all his plans for making his dream come true. Can you help get everything back in order?