IMHO.

Single-player games like Upgrader

Below are 8 single-player Steam games similar to Upgrader, 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 Upgrader page.

Ranked picks

  1. 1
    Steven — Steam game cover

    Steven

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Action and Strategy with Upgrader.

    Steven is a vampire-survivor-style game where you play as Steven, the swan. Use his attacks to devour enemies, earning points to upgrade Steven and make him stronger for the upcoming waves.

    2025ActionStrategyIndie2.99 USDSingle-playerSimilar games →
  2. 2
    Nethermage — Steam game cover

    Nethermage

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Action and Adventure with Upgrader.

    Brave the depths of the Nether, confronting relentless hordes of monstrous foes and the madness of ancient elder gods, in this thrilling survival roguelite!

    ActionIndieAdventureSingle-playerSimilar games →
  3. 3
    Wizard Shrimp — Steam game cover

    Wizard Shrimp

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Action and Casual with Upgrader.

    Wizard Shrimp™ is a bullet-hell roguelite game where you play as a Shrimp who is inexplicably also a Wizard?! Battle your way out of a slimy swamp, escape amethyst caves, and climb the Mushroom Wizard's Tower to become the most powerful Shrimp this world has ever seen!

    2024ActionIndieCasual2.99 USDSingle-playerSimilar games →
  4. 4
    Slay the Horde — Steam game cover

    Slay the Horde

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Action and Strategy with Upgrader.

    This game is an attempt at combining horde survival with a roguelike deckbuilder card game. Unfortunately, the result is a rather generic fantasy chaos generator.

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Bat Blitz — Steam game cover

    Bat Blitz

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Action and Casual with Upgrader.

    Bat Blitz is a fast paced, top down shooter, roguelike where you have to kill bats to stay alive as long as possible.

    2025ActionIndieFree To PlayFreeSingle-playerSimilar games →
  6. 6
    Fire Path — Steam game cover

    Fire Path

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Action and Adventure with Upgrader.

    Embark on a pixelated journey through "Fire Path," where mischievous goblins and haunting ghosts light your way. Master challenging gameplay, adapt to diverse enemies, and explore atmospheric landscapes. Can you conquer the flames? Your 2D adventure awaits! 🔥🎮

    2024ActionIndieAdventure1.99 USDSingle-playerSimilar games →
  7. 7
    Chew Chew Mimic — Steam game cover

    Chew Chew Mimic

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Strategy and Adventure with Upgrader.

    100 challenging levels with fun cut scenes, 4 different knights with different personalities, a great soundtrack, and all the puns you can tolerate.

    2025StrategyIndieAdventure6.99 USDSingle-playerSimilar games →
  8. 8
    洞天 — Steam game cover

    洞天

    Single-player alternative to Upgrader — playable solo, no multiplayer required. Shares Action and Strategy with Upgrader.

    关于这款游戏在充满怪物的洞天中,坚持到最后并击杀boss,夺取洞天的灵气!通过类似幸运房东的升级系统组成你的牌库,对你的能力进行提升、使能力进化!你将成为洞天的幸存者,还是会成为一抔黄土?

    2024ActionStrategyIndie1.99 USDSingle-playerSimilar games →