IMHO.

Games like Speff

If Speff is your kind of game, the closest matches are Ajayu, Demigod Islands: A Puzzle to Die For and Space Tail: Definitive Edition — picked from the ranked list below. Each pick is ranked by what players of this game also play, shared genres and tags, and review-mined similarity — not a generic popularity list.

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About Speff: Run, jump, and THINK your way through a series of grisly obstacles and diabolical puzzles. 20 Levels across 5 hubs with wonderfully hand drawn environments and characters.

AdventureWindowsby CyanSandwich
Speff — Steam game cover

Players who liked Speff also play

Steam players who put hours into Speff also tend to own these titles — a signal called collaborative filtering. imho.run cross-references millions of library ownership patterns to surface games whose real audiences overlap, regardless of whether their genre tags match.

  1. Ajayu

    WHY THIS

    Top pick for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    Join Alaya on this spiritual adventure, who, with the help of his ability to control his own soul, will have to face dangerous enemies and solve challenging puzzles across the world's driest desert, to find the place where his ancestors rest.

    AdventureSteam ↗
  2. Demigod Islands: A Puzzle to Die For

    WHY THIS

    Second-strongest match for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    Vicious demigods demand sacrifices! To please them and uncover their secrets, take control of captive creatures, explore Demigod Islands and solve 50+ mindbending puzzle rooms by... killing yourselves. In this puzzle platformer, death is the goal and it can take many shapes and forms.

    2026AdventureSteam ↗
  3. Space Tail: Definitive Edition

    WHY THIS

    Third-strongest match for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    Space Tail is a 2.5D adventure platformer that follows an emotional, story-driven journey through the cosmos. Play as a brave space-traveling dog exploring mysterious planets, solving puzzles, and forming unique bonds with alien civilizations along the way.

    IndieAdventureCasualSteam ↗
  4. Darwin's Paradox!

    WHY THIS

    Ranked #4 for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    Step into a cinematic adventure as Darwin, a brilliant octopus trapped in a mysterious industrial world. Use his unique abilities - swimming, wall-climbing, shooting ink, camouflage, and more - to overcome traps and escape.

    2026ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗
  5. Incredipede

    WHY THIS

    Ranked #5 for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    Grow arms and legs to transform into a snake, spider, butterfly, or fifty-legged horror - anything you can imagine. Control your creations in a fumblecore dash to solve each puzzle. Learn to swing through the trees, climb sheer cliffs, or even fly.

    2013ActionIndieAdventure9.99 USDSteam ↗
  6. Ynglet

    WHY THIS

    Ranked #6 for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    In Ynglet, you jump, dash, slide, bounce and float your way through an abstract, effervescent sky. Melt into the reactive, dynamic soundtrack, while beautiful colors make every moment a visual treat.

    2021ActionIndieAdventure7.99 USDDeck VerifiedSteam ↗
  7. Unrooted

    WHY THIS

    Ranked #7 for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    Unrooted is a vibrant and eye-catching precision platformer with lush environments and a stunning musical score. Take up your courage and squash your fear of heights. Travel upwards to lands no sapling has dared to explore before. But heed with caution, the higher you journey, the more you risk.

    2024IndieAdventureCasual15.99 USDSteam ↗
  8. Saviorless

    WHY THIS

    Ranked #8 for Speff fans by collaborative filtering across millions of Steam libraries. Shares Adventure with Speff.

    Embark on a journey to The Smiling Islands, the realm of the Saviors, where an enigmatic guide beckons. The seasoned narrator has shared this story countless times, yet none have graced the miraculous land. Can you seize your narrative and ascend as a Savior?

    2024ActionIndieAdventure12.99 USDDeck VerifiedSteam ↗

Free alternatives

Free-to-play games that recommended players of this title also tend to enjoy.

  1. Helltaker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Speff.

    Helltaker is a short game about sharply dressed demon girls.

    2020IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  2. ENA: Dream BBQ

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Speff.

    Experience surreal environments and inexplicable characters as ENA in a new wild world.

    2025IndieAdventureFreeDeck VerifiedSteam ↗
  3. The Looker

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    You wake up, alone, on a strangely familiar island full of puzzles that will frustrate and annoy you.

    2022IndieFreeDeck PlayableSteam ↗
  4. Sheepy: A Short Adventure

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Speff.

    A Short Handcrafted Pixel Art Platformer that follows Sheepy, an abandoned plushy brought to life. Sheepy: A Short Adventure is the first short game from MrSuicideSheep.

    2024IndieAdventureFree To PlayFreeDeck PlayableSteam ↗
  5. Travellin Cats in Paris

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it.

    Find 100 cats hidden in Paris, France in this cute hand-drawn hidden object game by Travellin Cats - the original viral hidden cat game creator!

    2023IndieFree To PlayCasualFreeDeck VerifiedSteam ↗
  6. The Expendabros

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Speff.

    The Expendabros have assembled and set their sights on the forces of ruthless arms dealer Conrad Stonebanks in the forests of Eastern Europe.

    2014ActionIndieAdventureFreeDeck VerifiedSteam ↗
  7. UNBEATABLE [white label]

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Speff.

    A young girl learns a song. An exclusive side-story set in the world of D-CELL GAMES' upcoming rhythm-adventure.

    2021ActionIndieAdventureFreeDeck PlayableSteam ↗
  8. Star Fetchers

    WHY THIS

    Free-to-play pick from the same recommendation pool — no purchase to try it. Shares Adventure with Speff.

    The introduction to a wild ride with gangsters and deep state conspiracy theories

    2020ActionIndieAdventureFreeDeck PlayableSteam ↗

Plays great on Steam Deck

Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.

  1. Darwin's Paradox!

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Adventure with Speff.

    Step into a cinematic adventure as Darwin, a brilliant octopus trapped in a mysterious industrial world. Use his unique abilities - swimming, wall-climbing, shooting ink, camouflage, and more - to overcome traps and escape.

    2026ActionIndieAdventure24.99 USDDeck VerifiedSteam ↗
  2. Ynglet

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Adventure with Speff.

    In Ynglet, you jump, dash, slide, bounce and float your way through an abstract, effervescent sky. Melt into the reactive, dynamic soundtrack, while beautiful colors make every moment a visual treat.

    2021ActionIndieAdventure7.99 USDDeck VerifiedSteam ↗
  3. Saviorless

    WHY THIS

    Deck Verified — runs on Steam Deck out of the box. Shares Adventure with Speff.

    Embark on a journey to The Smiling Islands, the realm of the Saviors, where an enigmatic guide beckons. The seasoned narrator has shared this story countless times, yet none have graced the miraculous land. Can you seize your narrative and ascend as a Savior?

    2024ActionIndieAdventure12.99 USDDeck VerifiedSteam ↗

Frequently asked about Speff

What games are most similar to Speff?
Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Speff are Ajayu, Demigod Islands: A Puzzle to Die For, Space Tail: Definitive Edition.
Who developed Speff?
Speff was developed by CyanSandwich.

imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Speff.

For library-aware picks tuned to your specific taste, sign in with Steam on the home page.