IMHO.

Single-player games like greenTech+ Legacy Edition

Below are 16 single-player Steam games similar to greenTech+ Legacy Edition, 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 greenTech+ Legacy Edition page.

Ranked picks

  1. 1
    P.3 — Steam game cover

    P.3

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Indie with greenTech+ Legacy Edition.

    P.3 is a vertical classic arcade shooter with two button controls. Save the space by defeating 5 stages and bosses with variety of weapons and upgrade.

    2019ActionIndieCasual3.99 USDSingle-playerSimilar games →
  2. 2
    WireNet — Steam game cover

    WireNet

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Indie with greenTech+ Legacy Edition.

    Minimalistic scroll-shooter with green-on-black pseudo-vector display. Rush through the isometric madness of WireNet to the NeuroCore!

    2017ActionIndieCasual4.99 USDSingle-playerSimilar games →
  3. 3
    Rocket Blasters — Steam game cover

    Rocket Blasters

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Indie with greenTech+ Legacy Edition.

    Rocket Blasters is a fast paced, action packed shoot-em-up set during the invasion of the Dread Pizza Armada. Its hand-drawn art gives it a unique style. Blowing stuff up has never been so fun!

    2017ActionIndieCasual0.99 USDSingle-playerSimilar games →
  4. 4
    UFO 50 — Steam game cover

    UFO 50

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Strategy with greenTech+ Legacy Edition.

    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 →
  5. 5
    DYSTORIA — Steam game cover

    DYSTORIA

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Strategy with greenTech+ Legacy Edition.

    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 →
  6. 6
    Worms Blast — Steam game cover

    Worms Blast

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Strategy and Casual with greenTech+ Legacy Edition.

    Fall in line for fast, furious fire fights with Worms™ Blast. Your mission: launch your worm marine into hostile waters and blast your way to survival through intense puzzle action! Take the big chunk of puzzle-styled gameplay and slice into 60 fun-sized missions.

    2011StrategyCasual7.99 USDSingle-playerSimilar games →
  7. 7
    Revenge of the Titans — Steam game cover

    Revenge of the Titans

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Strategy with greenTech+ Legacy Edition.

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

    2011ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Horizon Chase Turbo — Steam game cover

    Horizon Chase Turbo

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Indie with greenTech+ Legacy Edition.

    Thrilling arcade racing game, inspired by the super-fun-straight-to-the-point classic racing games from the 90s.

    2018ActionSportsIndie19.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Cook, Serve, Delicious! — Steam game cover

    Cook, Serve, Delicious!

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Strategy with greenTech+ Legacy Edition.

    Hungry? Take your restaurant from a one star abomination to a five star wonder in Cook, Serve, Delicious! Plan your menu, upgrade your equipment, and master challenges with easy-to-learn, hard-to-master gameplay!

    2013ActionStrategyIndie12.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Cook, Serve, Delicious! 2!! — Steam game cover

    Cook, Serve, Delicious! 2!!

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Strategy with greenTech+ Legacy Edition.

    The massive sequel to the original cult classic! Plan your menu, decorate your restaurant, cook hundreds of foods, and for the first time ever - earn medals by mastering dozens of themed restaurants!

    2017ActionStrategyIndie14.99 USDDeck VerifiedSingle-playerSimilar games →
  11. 11
    Cook, Serve, Delicious! 3?! — Steam game cover

    Cook, Serve, Delicious! 3?!

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Strategy with greenTech+ Legacy Edition.

    Hit the road in this massive sequel to the million-selling Cook, Serve, Delicious series. Manage your food truck, cook delicious dishes and serve customers as you take the road trip of a lifetime across war-torn America.

    2020ActionStrategyIndie19.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    Cook Serve Forever — Steam game cover

    Cook Serve Forever

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Action and Strategy with greenTech+ Legacy Edition.

    Bathe in the sights, sounds, and smells of Cook Serve Forever, a narrative-focused cooking adventure where you serve food to the hungry masses on your quest for greatness.

    2025ActionStrategyIndie29.99 USDDeck VerifiedSingle-playerSimilar games →
  13. 13
    The Oil Blue: Steam Legacy Edition — Steam game cover

    The Oil Blue: Steam Legacy Edition

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Strategy and Indie with greenTech+ Legacy Edition.

    It is the future, and the world is in grave need of oil. You and a crew have set off into the ocean, reclaiming old island drilling sites for oil production as you work for the UOO, the biggest oil supplier in the world. The working conditions are dire. You have no choice.

    2015StrategyIndieSimulation4.99 USDSingle-playerSimilar games →
  14. 14
    The Sandbox of God: Remastered Edition — Steam game cover

    The Sandbox of God: Remastered Edition

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Strategy and Indie with greenTech+ Legacy Edition.

    Build your world and lead mankind (and rabbitkind) into the centuries beyond in this classic PC re-release.

    2018StrategyIndieSimulation3.99 USDSingle-playerSimilar games →
  15. 15
    Spirits of Metropolis: Legacy Edition — Steam game cover

    Spirits of Metropolis: Legacy Edition

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Strategy and Indie with greenTech+ Legacy Edition.

    Blast gems under a starry sky in this unique take on the match-3 genre.

    2018StrategyIndieCasual3.99 USDSingle-playerSimilar games →
  16. 16
    ShellBlast: Legacy Edition — Steam game cover

    ShellBlast: Legacy Edition

    Single-player alternative to greenTech+ Legacy Edition — playable solo, no multiplayer required. Shares Strategy and Indie with greenTech+ Legacy Edition.

    Described as a cross between Minesweeper and Picross, ShellBlast is an action packed puzzler where you travel the globe to defuse bombs before they explode.

    2018StrategyIndie3.99 USDSingle-playerSimilar games →