IMHO.

Single-player games like VALDIS

Below are 16 single-player Steam games similar to VALDIS, 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 VALDIS page.

Ranked picks

  1. 1
    Quantum Fight : Aero 2299 — Steam game cover

    Quantum Fight : Aero 2299

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

    Become the champion of the ultimate galactic show in this intense blend of Tower Defense and tactical assault. Manage resources in real-time, deploy your AI squads, and annihilate your rivals before billions of spectators in Quantum Fight: Aero 2299.

    ActionSportsStrategySingle-playerSimilar games →
  2. 2
    MannyTD — Steam game cover

    MannyTD

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

    Manny TD is a hybrid tower defense and third-person shooter with random in game elements. Join and get your personal high score!

    2022ActionStrategyEarly Access2.99 USDSingle-playerSimilar games →
  3. 3
    Scorpion Overdrive — Steam game cover

    Scorpion Overdrive

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

    Descend to an alien planet where you will steal the planets most valuable resource, while hordes of giant alien bugs sting, stab, claw and shock you to no end. You must hold them back from destroying the equipment and somehow stay alive to enjoy a nice payday.

    2022ActionStrategyIndie0.99 USDSingle-playerSimilar games →
  4. 4
    Alive as a Service — Steam game cover

    Alive as a Service

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

    Bob hired an AI to look after his house. You are that AI. Pilot a combat ship, survive waves, deploy defenses, and turn a world-hopping planet into an orbital fortress in this planetary-defense action roguelite.

    2026ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    The Wraith of the Galaxy — Steam game cover

    The Wraith of the Galaxy

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

    The Wraith of the Galaxy is a third-person space combat game. Aliens have taken over outer space in order to conduct experiments on entire planets. Destroy them or they will destroy you.

    2023ActionStrategyIndie11.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Hell Division — Steam game cover

    Hell Division

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

    Hell Division is a game from the 3rd person, which is a battle of combat drones.

    2022ActionIndieAdventure13.99 USDSingle-playerSimilar games →
  7. 7
    AGE OF ALIENS — Steam game cover

    AGE OF ALIENS

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

    On an alien world, you must defend yourself in this unique base-building tower-defense game. Build a base by placing blocks, turrets and traps in order to survive the hoards of aliens.

    ActionStrategyCasualSingle-playerSimilar games →
  8. 8
    Biletide — Steam game cover

    Biletide

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

    An atmospheric tower-defence strategy game about holding back an oozing toxic Tide. A distant mining colony has awakened a living flood that seeps from breaches in the ground. Dig for resources, raise defensive terrain, and burn your way to seal the breaches. Can you survive the Biletide?

    2026Strategy5.39 USDSingle-playerSimilar games →
  9. 9
    We Are The Dwarves — Steam game cover

    We Are The Dwarves

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

    We Are The Dwarves is a real-time tactical adventure where you take control of three Dwarven astronauts and lead them through the hordes of enemies in the depths of their Universe. Tactical Adventure Sci-Fi Space Dwarves

    2016ActionStrategyIndie14.99 USDSingle-playerSimilar games →
  10. 10
    DEPLOYMENT — Steam game cover

    DEPLOYMENT

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

    An intense competitive top-down shooter: choose your class, capture turrets, progress, and dominate in the arena. top-down shooter, multiplayer shooter, arena shooter, class-based shooter, sci-fi shooter

    2018ActionSportsStrategy14.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Synthwave Burnout — Steam game cover

    Synthwave Burnout

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

    The lost highway awaits you to take you beyond the horizon. Relax and let the sounds of synthwave open the way into the realm of neon - a world of revived imagination and fantasy, more real than reality itself.

    2025ActionSportsIndie11.99 USDSingle-playerSimilar games →
  12. 12
    The Divine Invasion — Steam game cover

    The Divine Invasion

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

    Strange events occur in the cyberpunk age: a mysterious criminal steals museum pieces, historical documents in order to make certain corrections and then puts everything back. Someone is trying to prove that Good and Evil have swapped places in the past… But why?

    2021ActionIndieAdventure11.99 USDSingle-playerSimilar games →
  13. 13
    Cybernetic Fault — Steam game cover

    Cybernetic Fault

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

    Prove your ability to read names next to the big red buttons! Show your ability to fight for life in a science center that is falling apart from the consequences of an insane scientific experiment!

    2025ActionIndieAdventure9.99 USDSingle-playerSimilar games →
  14. 14
    NeverSynth — Steam game cover

    NeverSynth

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

    NeverSynth is a 3rd person game that is a rhythm driving simulator.This game is a dynamic action game in which you have to drive a car to rhythmic music and collect beats. The more beats you collect, the more game points you earn.

    2022ActionSportsIndie11.99 USDSingle-playerSimilar games →
  15. 15
    Inquisitor’s Heart and Soul — Steam game cover

    Inquisitor’s Heart and Soul

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

    Summon demonic invasions, punish heretical enclaves, punish traitors and renegades. Do not deny yourself anything - after all, you are the hand and anger of the highest good. Give the apostates darkness, so that they learn to appreciate the light!

    2025ActionIndieAdventure9.99 USDSingle-playerSimilar games →
  16. 16
    Heavy Burden — Steam game cover

    Heavy Burden

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

    How does Sisyphus feel as he climbs to the top of the mountain? Tired from the weight of the stone, the scorching sun, and the steep climbs, he nevertheless continues on his way up. What awaits him there?

    2023IndieAdventureSimulation13.99 USDDeck PlayableSingle-playerSimilar games →