Single-player games like Ancient Planet Tower Defense
Below are 10 single-player Steam games similar to Ancient Planet Tower 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 Ancient Planet Tower Defense page.
Ranked picks
- 1

Super Sanctum TD
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
Super Sanctum TD is a retro-styled Tower Defense game that focuses on strategy, customization and replayability. Build advanced mazes and construct powerful towers to prevent alien hordes from reaching the Core!
- 2

Neighbourhood Loot
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
THIEVES...Everywhere...But it's enough, No More, Time to take back YOUR Neighbourhood! Fight Back with all you have in this comedic, cartoonish themed strategic tower defence, created to give you hours of replayability and ridiculous mayhem. WELCOME to NEIGHBOURHOOD LOOT Good Citizen!
- 3

Sleep Attack
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
Enjoy an amazing new TWIST in Tower Defense! You control the layout of the battlefield, and you decide the paths your enemies follow!
- 4

BeeFense
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
Build a fortress! Defend your honey! Be the bee!
- 5

Fort Defense
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
All hands on deck! Pirate armada dead ahead! Take part in an uncompromising struggle repelling freebooters' assaults. Watch out, the enemy may catch the tide for ruining your fortress. Build towers, collect crystals, upgrade spells and believe in your victory!
- 6

Two Point Campus
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
Build the university of your dreams with Two Point Campus, the sim with a twist from the makers of Two Point Hospital. Build, hire staff and run an academic institution packed with wild courses.
- 7

Deathtrap
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
Deathtrap is a Tower Defense game with strong action-RPG elements, a game of vicious tricks, killing machines, rotating blades and splattering blood.
- 8

Iron Sea Defenders
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Ancient Planet Tower Defense.
Man the guns! The enemy fleet is on the horizon! Defend your fort from attacks – show your tactical skill.
- 9

Garden Rescue: Christmas Edition
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Strategy and Casual with Ancient Planet Tower Defense.
Rescue the Christmas trees from swarms of ravenous insects.
- 10

Kingdom Run VR
Single-player alternative to Ancient Planet Tower Defense — playable solo, no multiplayer required. Shares Indie with Ancient Planet Tower Defense.
Kingdom Run VR is an action-packed fitness game; explore trapped tombs, avoid dangers, collect gems and eliminate enemies!