IMHO.

Single-player games like Summon Defenders Now!

Below are 8 single-player Steam games similar to Summon Defenders Now!, 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 Summon Defenders Now! page.

Ranked picks

  1. 1
    TowerDefense BlobSmash — Steam game cover

    TowerDefense BlobSmash

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Strategy and Indie with Summon Defenders Now!.

    Relaxing, casual single-Player Tower Defense Game for breaks in life.

    2025StrategyIndieCasual1.99 USDSingle-playerSimilar games →
  2. 2
    Holiday Alliance — Steam game cover

    Holiday Alliance

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Strategy and Indie with Summon Defenders Now!.

    Stop Santa's hordes from taking over the Holiday Lands in this festive, fun Tower Defense game. Drop roman candles, sparklers, snowblowers and deploy heroes to hold the line across a storybook campaign.

    2026StrategyIndieCasualSingle-playerSimilar games →
  3. 3
    Vampire Skuf — Steam game cover

    Vampire Skuf

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Action and Strategy with Summon Defenders Now!.

    Play as a vampire-skuf living in a castle. Greedy adventurers keep trying to raid it, so summon collectible monsters, build rooms, and defend your castle… but hey, the match won’t play itself. The world can wait ;)

    2025ActionStrategyIndie1.99 USDSingle-playerSimilar games →
  4. 4
    PLANTOONS — Steam game cover

    PLANTOONS

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Action and Strategy with Summon Defenders Now!.

    Powerful plants fight off invading weeds in a wacky 2D tower-defense game with Roguelite elements! Build your defenses, upgrade your abilities, complete challenges... and survive the onslaught!

    2024ActionStrategyIndie1.99 USDSingle-playerSimilar games →
  5. 5
    Bearicade — Steam game cover

    Bearicade

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Action and Strategy with Summon Defenders Now!.

    A toy-scale tower defense roguelite. Mount dart blasters, cap guns and spud cannons on a toy train, draft new towers between waves, crack open toy chests, and hold the line as wave after wave of plastic soldiers marches across the bedroom floor to take down your teddy bear!

    2026ActionStrategyIndie7.99 USDSingle-playerSimilar games →
  6. 6
    Defend Your Land — Steam game cover

    Defend Your Land

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Strategy and Indie with Summon Defenders Now!.

    Defend Your Land is a tower defense game focused on smart placement and impactful upgrades. Deploy units, strengthen your defenses, and stop relentless enemy waves before they overwhelm your base.

    StrategyIndieCasualSingle-playerSimilar games →
  7. 7
    Tiny Battles — Steam game cover

    Tiny Battles

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Strategy and Indie with Summon Defenders Now!.

    Tiny Battles is a tactical action auto-battler where battles take place automatically in the arena.

    2024StrategyIndieCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Special squad versus zombies — Steam game cover

    Special squad versus zombies

    Single-player alternative to Summon Defenders Now! — playable solo, no multiplayer required. Shares Strategy and Indie with Summon Defenders Now!.

    A strange toxin has entered the city and almost all people in the city were transformed into the zombies. The zombies are very ferocious and they can destroy everything that prevents them. There is only one change to save the city, it is the Special Squad.

    2024StrategyIndieCasual9.99 USDSingle-playerSimilar games →