Single-player games like TowOrbs
Below are 8 single-player Steam games similar to TowOrbs, 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 TowOrbs page.
Ranked picks
- 1

Waveguard
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Strategy with TowOrbs.
A roguelike tower defense where every run reshapes your strategy. Build your team of towers, combine more than 80 artifacts, and explore a pixel-art world while taking on ever tougher challenges and bosses.
- 2

Abyssfall: The Black Citadel
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Action and Strategy with TowOrbs.
Abyssfall: The Black Citadel is a dark fantasy tower defense game where you build defenses, control a battle mage in real time, and gamble on a tabletop-inspired d20 Fate Dice system against waves of abyssal monsters.
- 3

Odin's Fate
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Action and Strategy with TowOrbs.
Discover Norse mythology in a story-driven Tower Defense game. Defeat hordes of enemies, develop your abilities, unlock new heroes, recruit Einherjar, manipulate time, and change your fate, Odin, son of Bor! Will you manage to stop the impending Ragnarök?
- 4

Barely Outnumbered
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Strategy with TowOrbs.
Start with one tower. Kill monsters, earn Scrap, and spend it on more towers and better upgrades. An incremental tower defense where your fortress survives between assaults. Pause whenever you need to plan, then see how far you can push it. Prestige when you're ready to start again, stronger.
- 5

Towered
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Strategy with TowOrbs.
Defend the Nexus, run after run. Build under population limits, balance gold and mana, draft augments as you level, and spend gems on a permanent power-up tree in this pixel-art tower defense roguelite.
- 6

100K ZOMBIES
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Strategy with TowOrbs.
100K Zombies is a route-planning incremental tower defense. No fixed paths—place walls and firepower freely, designing the zombies' route to their doom. Build winding mazes or layered defenses. Every map is yours to create. Ready? Obliterate the 100K zombie horde!
- 7

Here Come the Orcs!
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Strategy with TowOrbs.
Here Come the Orcs! is a pixel-art strategy tower defense game. Face dense, relentless orc hordes, build a wide variety of defenses, and explore over a thousand talent nodes to protect your core.
- 8

Miner Survivor
Single-player alternative to TowOrbs — playable solo, no multiplayer required. Shares Action and Strategy with TowOrbs.
Mine. Build. Survive. Now fight your friends. A fast 2D survivor game where you dig gold, build towers and drones, fight monster hordes, and now duel other players in 1v1 online PvP. Free demo available.