Single-player games like Planet TD
Below are 10 single-player Steam games similar to Planet TD, 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 Planet TD page.
Ranked picks
- 1

Warpips
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Warpips is the ultimate quick to learn but amazingly deep tug-of-war strategy game. Deploy the right composition of soldiers, tanks, helicopters and planes in this tight, streamlined strategy-focused war game. Compose the best army, research the right tech; overwhelm your enemy!
- 2

D.O.T. Defence
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy with Planet TD.
Welcome to the frontlines! Build towers, muster armies, and conquer the map. Challenge yourself in the single-player campaign following the Chroma Wars, survive relentless waves in solo defense, or battle it out in local matches against friends and AI bots. Victory comes with the last HQ standing!
- 3

Element TD 2 - Tower Defense
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Element TD 2 sees you combine powerful elements to create unique towers. Prove your defenses against challenging foes, and compete or cooperate with others to determine who has mastered the elements.
- 4

Defend Your Life: TD
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Defend Your Life! Is tower defense set in human body where players are fighting against villain hordes of viruses and bacteria. Levels and units correspond to reality of human anatomy.
- 5

rymdkapsel
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Build a space station. Command the tiny crew. Explore the galaxy. A meditative space strategy game.
- 6

Minimalist Tower Defense
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Collect resources and establish a defense line before dark And then Facing countless enemies
- 7

Taur
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?
- 8

There Are No Orcs
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
An RTS-Roguelike hybrid with auto-battling troops. Master building placement, swarm your enemies, and smash their defenses with unit-commander combos!
- 9

Defense Zone
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Stunning detail of levels, in-depth gameplay, finely tuned balance of all levels and turrets. During the game you will hold your defense with your turrets against the massive hordes of enemies.
- 10

GRID DEFENSE: GRID WAR
Single-player alternative to Planet TD — playable solo, no multiplayer required. Shares Strategy and Indie with Planet TD.
Build towers, unleash ultimates and command six heroes in sci-fi tower defense. Play all 100 Scenario stages free. Try one-minute highlights of Basic and GRID COMMAND before purchase, then take your aerial fleet into GRID COMMAND's survival battles.