IMHO.

Single-player games like Koni: The Secrets of Castle

Below are 10 single-player Steam games similar to Koni: The Secrets of Castle, 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 Koni: The Secrets of Castle page.

Ranked picks

  1. 1
    Mahjong: Magic Chips — Steam game cover

    Mahjong: Magic Chips

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Indie and Casual with Koni: The Secrets of Castle.

    Mahjong: Magic Chips is a sweet board game where you have to destroy all the same tiles as soon as possible!

    2019IndieCasual2.99 USDSingle-playerSimilar games →
  2. 2
    Long Ago: A Puzzle Tale — Steam game cover

    Long Ago: A Puzzle Tale

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Indie and Casual with Koni: The Secrets of Castle.

    Long Ago: A Puzzle Tale is a relaxing puzzle game with colorful visuals, beautiful music and a fully voiced modern fairy tale told in rhyme. Solve intuitive puzzles, collect feathers, gems and coins, discover new mechanics as you progress and enjoy the unique themes each chapter unlocks.

    2021IndieCasual4.99 USDSingle-playerSimilar games →
  3. 3
    Bunny's Ban — Steam game cover

    Bunny's Ban

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Casual with Koni: The Secrets of Castle.

    An adorable and relaxing puzzle game for people who love cute pets

    2021Casual1.99 USDSingle-playerSimilar games →
  4. 4
    Lighton — Steam game cover

    Lighton

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Indie and Casual with Koni: The Secrets of Castle.

    A challeging puzzle game. The only goal, is to turn on the lights.

    2020IndieCasual0.99 USDSingle-playerSimilar games →
  5. 5
    War Solution - Casual Math Game — Steam game cover

    War Solution - Casual Math Game

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Action and Indie with Koni: The Secrets of Castle.

    Whole wars were won by the use of Math. Developed for those who like to exercise their brain or want to gain agility in mathematics. In ‘War Solution’ your calculation skills and quick thinking will be put on prove to destroy enemies. Can you win this war?

    2019ActionIndieAdventure2.99 USDSingle-playerSimilar games →
  6. 6
    Mr.Robbo — Steam game cover

    Mr.Robbo

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Action and Indie with Koni: The Secrets of Castle.

    Mr.Robbo is a 2D logic game with action elements in the style of the 80s. Collect all the bots, clear the way to your flying saucer and try not to die from enemies, guns or magnets. 56 exciting levels await you. Good luck =)

    2024ActionIndieAdventure9.99 USDSingle-playerSimilar games →
  7. 7
    SokoMatch: Lizard Saga — Steam game cover

    SokoMatch: Lizard Saga

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Indie and Casual with Koni: The Secrets of Castle.

    In this game, you will help Lizzy, a lovable Lizard, to match 3 or more gems of the same collor in order to solve the puzzles and clear the stages! Are you ready? Solve!

    2021StrategyIndieCasual1.99 USDSingle-playerSimilar games →
  8. 8
    Minesweeper: Collector — Steam game cover

    Minesweeper: Collector

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Indie and Casual with Koni: The Secrets of Castle.

    Tired of boring common square levels? Finally there is a brand new minesweeper with different game modes! Each level is a part of collection. Complete collections to obtain keys and gain access for more episodes. Achieve higher levels to unlock new items, chests, pets and much more!

    2020IndieCasual7.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Chronicles of Sarval: Bridges of Koni — Steam game cover

    Chronicles of Sarval: Bridges of Koni

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Action and Indie with Koni: The Secrets of Castle.

    Challenging puzzle based on graph theory in a fantastic world. Find the correct path that passes through all the bridges and help the wizard Helm in this adventure in the kingdom of Koni.

    2021ActionStrategyIndie2.99 USDSingle-playerSimilar games →
  10. 10
    Climb and Fight: Mafia — Steam game cover

    Climb and Fight: Mafia

    Single-player alternative to Koni: The Secrets of Castle — playable solo, no multiplayer required. Shares Action and Indie with Koni: The Secrets of Castle.

    Lots of action, shooting, enemies and many mechanics await you in this challenging 2D platform action game with retro art. Control one of the Tornelo brothers in search of revenge in the city taken over by mobsters.

    2022ActionIndieAdventure1.99 USDSingle-playerSimilar games →