IMHO.

Single-player games like How to Make an Atomic Bomb in Your Garden

Below are 9 single-player Steam games similar to How to Make an Atomic Bomb in Your Garden, 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 How to Make an Atomic Bomb in Your Garden page.

Ranked picks

  1. 1
    Scalpers' Spoils — Steam game cover

    Scalpers' Spoils

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Simulation with How to Make an Atomic Bomb in Your Garden.

    A chaotic action and management sim about scalping limited releases: sprint to drops, snag online releases, haggle in your store, risk opening packs, grow your crew, and play solo or with up to 4 players.

    ActionStrategyIndieSingle-playerSimilar games →
  2. 2
    Gatewatch — Steam game cover

    Gatewatch

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Simulation with How to Make an Atomic Bomb in Your Garden.

    Assigned to guard the town's gates, you must inspect documents, uncover deception, and enforce the King's Rules. Decide who enters the town and face the consequences of your choices. The King rules the kingdom, but you rule the gate.

    IndieSimulationCasualSingle-playerSimilar games →
  3. 3
    Gate Guard Simulator — Steam game cover

    Gate Guard Simulator

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Simulation with How to Make an Atomic Bomb in Your Garden.

    Step into the boots of the castle guard. Inspect seals, expose smugglers and reveal witches. You decide who enters and who’s turned away. Will you uphold the law, or break it for your own gain?

    2026IndieSimulationCasualSingle-playerSimilar games →
  4. 4
    Weed Shop 3 — Steam game cover

    Weed Shop 3

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Simulation with How to Make an Atomic Bomb in Your Garden.

    BUILD YOUR VIRTUAL WEED EMPIRE: Grow the hottest strains & crossbreed new ones, roll your own Blunts, sell Bongs, hire Growers, make Solventless Concentrates, handle Rival Dealers, befriend Influencers, smoke Dabs, ride a Dolphin, and More! WELCOME TO WEED SHOP 3!

    2022StrategyIndieSimulation19.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Farming & Supermarket Simulator — Steam game cover

    Farming & Supermarket Simulator

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Adventure with How to Make an Atomic Bomb in Your Garden.

    Embark on a relaxing yet challenging journey to manage your own supermarket. Grow organic crops, care for your animals, and sell products to your customers. Build and expand your shelves. Can you transform your supermarket into an empire?

    2025IndieAdventureSimulation11.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Blood Bar Tycoon — Steam game cover

    Blood Bar Tycoon

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Simulation with How to Make an Atomic Bomb in Your Garden.

    Blood Bar Tycoon is a vampire bar management game. Build bars and blood factories, lure humans to harvest their blood, process it, and serve your customers: other vampires. Research quirky machines and deal with hunters! Expand through Crimson City to become a mighty Elder!

    2025StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    WW2 Rebuilder — Steam game cover

    WW2 Rebuilder

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Adventure with How to Make an Atomic Bomb in Your Garden.

    Build the new future of Europe! Flip, renovate, repair and rebuild places destroyed during World War 2. Get to know the history and stories of civilians. Play an immersive building simulator with grappling storytelling.

    2023ActionStrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Graveyard Keeper — Steam game cover

    Graveyard Keeper

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Adventure with How to Make an Atomic Bomb in Your Garden.

    Build and manage a medieval graveyard while facing ethical dilemmas and making questionable decisions. Welcome to Graveyard Keeper, the most inaccurate medieval cemetery sim of the year.

    2018IndieAdventureSimulation19.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Restaurant at the end of time — Steam game cover

    Restaurant at the end of time

    Single-player alternative to How to Make an Atomic Bomb in Your Garden — playable solo, no multiplayer required. Shares Indie and Simulation with How to Make an Atomic Bomb in Your Garden.

    With the universe on the brink, what better way to spend your last moments than by running a restaurant? Handle chaotic orders, manipulate menus, and gamble with fate. Just watch out for those cursed letters—they might ruin your final feast. Good luck!

    2024ActionIndieSimulation7.99 USDSingle-playerSimilar games →