IMHO.

Single-player games like Technotron Defense

Below are 15 single-player Steam games similar to Technotron 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 Technotron Defense page.

Ranked picks

  1. 1
    UFO 50 — Steam game cover

    UFO 50

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

    UFO 50 is a collection of 50 single and multiplayer games that span a variety of genres, from platformers and shoot 'em ups to puzzle games, roguelites, and RPGs. Our goal is to combine a familiar 8-bit aesthetic with new ideas and modern game design.

    2024ActionStrategyIndie24.99 USDDeck VerifiedSingle-playerSimilar games →
  2. 2
    Revenge of the Titans — Steam game cover

    Revenge of the Titans

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

    The ultimate mash-up of Real-time Strategy and Tower Defense!

    2011ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    DYSTORIA — Steam game cover

    DYSTORIA

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

    Taking to the stars in this six-axis arcade shooter, your ship flips at every angle, tackling enemies and mazes in a race to be the best that humanity has to offer. Collect the orbs and blast your way through 360° of pure synthwave action. Upgrade your craft and make your mark as the top starfighter of all time.

    2017ActionStrategyIndie19.99 USDSingle-playerSimilar games →
  4. 4
    Orcs Must Die! 2 — Steam game cover

    Orcs Must Die! 2

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

    You’ve tossed, burned and sliced them by the thousands – now orcs must die more than ever before! Grab a friend and slay orcs in untold numbers in this sequel to the 2011 AIAS Strategy Game of the Year from Robot Entertainment.

    2012ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Orcs Must Die! — Steam game cover

    Orcs Must Die!

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

    Slice them, burn them, skewer them, and launch them - no matter how you get it done, orcs must die in this fantasy action-strategy game from Robot Entertainment.

    2011ActionStrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Sanctum 2 — Steam game cover

    Sanctum 2

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

    Sanctum 2 is the sequel to the world’s first Tower Defense/FPS hybrid game. Pick from four unique character classes and embark on a mission to protect the oxygen-producing Cores from hordes of deadly aliens who are threatened by their existence.

    2013ActionStrategyIndie14.99 USDDeck VerifiedSingle-playerSimilar games →
  7. 7
    Sang-Froid - Tales of Werewolves — Steam game cover

    Sang-Froid - Tales of Werewolves

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

    Combining action and strategy in a unique way, Sang-Froid: Tales of Werewolves transports you into an epic folktale co-written with best-selling Canadian author Bryan Perro (Amos Daragon, Wariwulf), in which two feuding brothers will have to put aside their differences to save their sister, who is pursued by the Devil himself!

    2013ActionStrategyIndieFreeSingle-playerSimilar games →
  8. 8
    AI War: Fleet Command — Steam game cover

    AI War: Fleet Command

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

    "You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...

    2009StrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    DG2: Defense Grid 2 — Steam game cover

    DG2: Defense Grid 2

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

    Great strategy is timeless. Build, adapt, and defend across dynamic maps, solo or online - every session brings new strategies, new solutions, and new surprises. Now is the perfect time to enter the grid.

    2014StrategyIndie9.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Bunny adventure — Steam game cover

    Bunny adventure

    Single-player alternative to Technotron Defense — playable solo, no multiplayer required.

    Bunny adventure is fun, casual platformer for all ages.

    2018AdventureCasual0.99 USDSingle-playerSimilar games →
  11. 11
    Dread station — Steam game cover

    Dread station

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

    Dread station is dark, intense First person shooter with hardcore action and beautiful graphics.

    2018ActionIndie0.99 USDSingle-playerSimilar games →
  12. 12
    Stunt Hill — Steam game cover

    Stunt Hill

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

    Ride a car of the future along the routes with a mass of stunt tricks and jumps. Tachs are equipped with turbo acceleration for overcoming long distances. Keep high speed and reach the finish. In addition to the standard control from the keyboard, you can control the gamepad. The routes are divided into checkpoints.

    2018SportsIndieSimulation1.99 USDSingle-playerSimilar games →
  13. 13
    9 Balls — Steam game cover

    9 Balls

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

    "9 Balls" is a miniature game of billiards. The control is made by the mouse vutton and the spacebar. Use the mouse to aim and change the force of the impact and the spacebar to strike the cue on the ball.

    2018SportsIndieSimulation0.99 USDSingle-playerSimilar games →
  14. 14
    Casual Penalty — Steam game cover

    Casual Penalty

    Single-player alternative to Technotron Defense — playable solo, no multiplayer required.

    Casual Penalty.It's like playing football but only those moments when you need to score a penalty.

    2018SportsSimulationCasual0.99 USDSingle-playerSimilar games →
  15. 15
    Floor Massacre — Steam game cover

    Floor Massacre

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

    You have to survive in a huge house firing off numerous zombies and moving along the floors to the end of the level.

    2018ActionIndieAdventure0.99 USDSingle-playerSimilar games →