IMHO.

Single-player games like Neural Defense

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

Ranked picks

  1. 1
    Blinding Light — Steam game cover

    Blinding Light

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

    A cooperative action tower defense and third-person shooter where vision is mutually exclusive. Place towers to shine light on the endless horde of bugs, or use augmented vision to fight alongside defenses. Equip powerful modules that unleash your strategy's true potential!

    ActionStrategyIndieSingle-playerSimilar games →
  2. 2
    To Save A Planet — Steam game cover

    To Save A Planet

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

    Fight across five solar systems in a story-driven mix of tower defense and space combat, where every planet you save brings you closer to the truth and to those you thought were lost.

    2026ActionStrategyIndie4.82 USDSingle-playerSimilar games →
  3. 3
    Asterism: Apex of War — Steam game cover

    Asterism: Apex of War

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

    First and third person single player sci fi action shooter. Destroy the Neurobonded menace and prevent humanities extinction.

    2022ActionIndie19.99 USDSingle-playerSimilar games →
  4. 4
    The Wall — Steam game cover

    The Wall

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

    Defend the city, Fight the dead. In this fast paced zombie wall defence game set in a neon cyberpunk world, you must man the wall, upgrade defences and build robots and turrets. Face relentless waves of undead as you hold out as long as you can. Its not about if the wall falls its about when.

    2025ActionStrategyIndie8.99 USDSingle-playerSimilar games →
  5. 5
    ShootOut(SystemD) — Steam game cover

    ShootOut(SystemD)

    Single-player alternative to Neural Defense — playable solo, no multiplayer required. Shares Action with Neural Defense.

    ShootOut(SystemD) is a Third-Person Shooter with RogueLite elements. Shoot your way through procedurally generated environements. Choose your arsenal from a variety of weapons and tools. Save civilians and train them to be your backfire or healer. Capture Enemy bases. Defend yours.

    2021Action4.99 USDSingle-playerSimilar games →
  6. 6
    MannyTD — Steam game cover

    MannyTD

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

    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 →
  7. 7
    Quantum Fight : Aero 2299 — Steam game cover

    Quantum Fight : Aero 2299

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

    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 →
  8. 8
    Star-Coat — Steam game cover

    Star-Coat

    Single-player alternative to Neural Defense — playable solo, no multiplayer required. Shares Action with Neural Defense.

    Star-Coat is a third person shooter where you dive into procedurally generated maps to fight corrupted enemies and the bosses that command them. Outfit your pilot and your COAT, a fearsome walker, with a variety of weapons and armor to help you defeat evil in the universe.

    2026ActionAdventureSingle-playerSimilar games →