IMHO.

Single-player games like HeavensSea

Below are 10 single-player Steam games similar to HeavensSea, 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 HeavensSea page.

Ranked picks

  1. 1
    Guardian of the jungle — Steam game cover

    Guardian of the jungle

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

    《Guardian of the jungle》is a horizontal clear version of tower Beat'em Game. You need to obtain resources and allocate them reasonably, cultivate the team to grow, allocate ammunition reasonably, and solve monsters with absolute firepower. It is a pleasant game

    2022StrategyIndieAdventure1.99 USDSingle-playerSimilar games →
  2. 2
    Escape from Demon Island — Steam game cover

    Escape from Demon Island

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

    In the lost island of Alcatraz, try hard to survive. You can use a variety of weapons and skills to avoid and eliminate wild beasts and monsters, and finally eliminate the abyssal demons and escape. Be careful, monsters are different during the day and at night! Enjoy yourself!

    2023StrategyIndie1.99 USDSingle-playerSimilar games →
  3. 3
    Battle Medal: Super Auto Chess Swarm War — Steam game cover

    Battle Medal: Super Auto Chess Swarm War

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

    Welcome to Decisive Battle: Medals! A fantasy realm fusing lite-Roguelike and auto-battler, blending tower defense with army spamming. Each medal brings a unique experience. Command 80+ units, master 16 synergies, and craft 10+ exclusive medals. Explore, conquer all lands, and drive out the invaders

    2026StrategyIndieCasual5.59 USDSingle-playerSimilar games →
  4. 4
    PathSketch — Steam game cover

    PathSketch

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

    PathSketch is a classic puzzle-solving game.

    2025StrategyIndieAdventure0.99 USDSingle-playerSimilar games →
  5. 5
    Relic Delivery — Steam game cover

    Relic Delivery

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

    (VERY EARLY DEVELOPMENT, WISHLIST AND FOLLOW TO GET UPDATED). Shoot your way out of a relentless pursuit in the middle of a desert in your armed truck to deliver a stolen Time Relic. Harness the relic's power to aid your escape, but brace yourself for the unimaginable consequences.

    ActionStrategyIndieSingle-playerSimilar games →
  6. 6
    LuckLand — Steam game cover

    LuckLand

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

    LuckLand is a strategy casual game that combines elements such as card building and Roguelike. To achieve ultimate victory, all you need to do is rotate the chessboard. This game does not include any real world currency gambling or micro trading.

    2023StrategyIndieSimulation3.59 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    乱斗先锋 — Steam game cover

    乱斗先锋

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

    This is a card game that combines "Tavern Flag", "Slaughter Tower", and "Potato Brothers". Players need to constantly purchase followers, spells, and relics to strengthen their lineup, and then challenge new enemies

    2024StrategyIndie1.99 USDSingle-playerSimilar games →
  8. 8
    CyberTD — Steam game cover

    CyberTD

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

    Mutant viruses threaten the very heart of cyberspace! You'll need the right tactics and the "help" of your support drone to build a deck of terrific upgrades in this innovative deckbuilding tower defense game packed with roguelite elements!

    2023StrategyIndieSimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    海岛守卫 Island guards — Steam game cover

    海岛守卫 Island guards

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

    "Island Guard" is a fun growth tower defense game, guard the island magical flowers, prevent monsters from approaching, your task is to recruit warriors, train and strengthen them, combine different skills, defend the enemy wave after wave of attack

    2022StrategyIndieCasual3.99 USDSingle-playerSimilar games →
  10. 10
    Lucky gem — Steam game cover

    Lucky gem

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

    Work with various sprites to collect gems of different colors and shapes, and help the sprites repair their home.

    2023Casual0.99 USDSingle-playerSimilar games →