Top similar games like Geometry TD:

Hexfall is a planet-scale tower defense game where over 100,000 enemies attack at once. Mine the crust, wire the power and arm a hex world against an armada that fills the sky long before it comes down.

Build and defend a mining operation on a distant planet in this tower defense bullet heaven shooter. Build and upgrade defenses, fight off waves of enemies from a rival corporation, and earn enough credits to buy your body back and escape this deep space hellhole.

You are on the run. Build stations in hostile systems, gather what resources you can, and jump away before you are overwhelmed. Your ships are slowly failing, but the Swarm is relentless, hungry, and on your heels. Can you survive long enough to secure a future for humanity?

A strategy game with a new kind of enemy, Calyx puts you in charge of a space mining outpost, locked in battle against powerful plant-aliens. Build your base, gather resources, assemble your forces, and take on the Calyx. With only an out-of-date AI for company, can you survive?

Defend your base from all directions in this no-path tower defense. Build, upgrade, and adapt to unpredictable enemy waves, survive unique boss fights and unleash the Quantum Decimator when things get overwhelming.

One More Turret is an automation and tower defense strategy game with interesting innovations. Gather resources and enemy loot to construct intricate factory while defending against relentless monster waves. Can you strike the perfect balance between production and defense?

A roguelike deckbuilder fused with real-time tower defense. Craft your deck, protect your base, slay endless enemies, and survive as long as you can.

A minimalist RTS and tower defense set in a cellular biotech universe. Build cellular networks, automate energy flow, unlock permanent upgrades in the Learning Tree, and survive relentless Crimson invasions.

Grow a tiny alien outpost from improvised survival tech to gigawatt-scale industry. Automate production, carry your power into hostile expeditions, build evolving defensive networks, and push deeper into a living insect world that fights back.

Foundland is a strategic city-building and resource management game with defense elements. Expand your lands, establish production chains, grow your population, and protect your city against rising threats.

As CEO, build a ruthless corporate empire! Solve spatial factory puzzles, master complex supply chains, and manipulate dynamic markets to maximise profit. Mobilise local workforces, fund high-tech R&D, and construct colossal megaprojects to satisfy your demanding Parent Company.

SUPRACORE is a roguelike base building game. Build your base, upgrade it and defend against ongoing waves of enemies to gather more resources and expand your Core!

Expand your moving village while monsters try to tear it down in this strategic horde survival. Combine blessings, level-ups, orbs and buildings to create the ultimate survival machine!

In a living land of magic and monsters, the world itself is your greatest weapon. Gather from the land, build your defenses, and hold back the horde. A tower defense where no two lands are ever the same.

Build, manage and defend your fantasy tavern.

A strategic and action-packed base survival game where you mine crystals, build units, and defend your base against waves of UFOs. Defeat enemies, gather resources, and unlock new planets to expand your defenses. Are you ready to conquer the galaxy?

Survive 33 days in the heart of the Bermuda Triangle! Build triangular structures to defend against malevolent squares, pentagons, and other geometric monsters. In this chaotic city-builder roguelike, every mistake pulls your Bastion closer to the depths.

Towerbloom is a pathless roguelite tower defense with reactive gameplay. Employ countless outlandish strategies and supercharge your towers by hovering over them to vanquish enemies.

Comet Force is a Space Arena Shooter Action Roguelite. Build your camp, recruit to compose and grow your troop, collect upgrades and unique effects, fight enemies and bosses, and choose how the threat evolves. Keep your troop strong enough to survive all waves and close off the anomaly.

Hold the line in a neon sci-fi siege. Deploy and upgrade 15 distinct towers, expose every enemy's weakness, and survive 50 escalating waves and relentless boss assaults. Every threat has a counter — find it before your base falls.

Defend your base by placing towers strategically, forming interconnected systems that depend on one another. Adapt your strategy to different environments and enemy waves, exploiting their weaknesses. In System Status: SuperCritical, resources are scarce and critical failure is always an option.

ExoFlora: First Seeds is a farming simulation and management game set on an alien planet. Grow exotic species, control a greenhouse, research new technologies, and defend your crops in a living, unpredictable ecosystem.

Turn-based roguelite strategy. You're on the clock. The Overseer set your quota and it does not negotiate. Scout the hex map, claim sectors and keep the grid alive while the rock throws asteroids and quakes at you. Running late? Overload your own buildings and blow them up for one last spike.

Build. Defend. Survive. Expand. A sci-fi base-building game on a hostile alien world. Gather resources, build a sprawling high-tech colony, and defend against relentless alien threats—then unlock new planets, new challenges, and the secrets of humanity’s last frontier.

Command massive space battles where thousands of ships clash in real time. Build your fleet, choose a doctrine, reinforce the battlefront, unleash commander abilities, and adapt as unexpected events turn the tide of war in this mashup of strategy and auto-battler.

A small scale base building strategy game for those of us who can't keep track of a million things anymore. Build, expand, and gather resources while holding off waves of enemy swarms.

Addictive action roguelite about a space miner with nail-biting bullet-heaven battles. Burrow into ancient planetoids, collect resources, upgrade your ship, and defend your base in the middle of a hostile galaxy.

Overgrid is a tactical tower defense game where capturing the territory is just as important as defending it. Build and upgrade your defenses, capture strategic locations, and unlock new technologies across a 30-mission campaign set in the middle of a war between artificial intelligences.

Project Astra Dominium is a Tower Defense game with Basebuilding and Automation elements. Build up your base to become a supply hub for Earth's desperately needed materials, gather resources while defending against an unknown alien threat and improve your tower's and AI capabilities.

Expand TD is a tower defense roguelite. Explore the map between waves, build your defenses, and discover useful locations, strange encounters, hidden rewards, and dangerous threats on every run.

Travel with Curias to the ancient greek future and go on a research mission about black holes. Explore the edge of space and time in this rogue-lite management game!

A sci-fi low-poly tower defense game. Design your defense against waves of aliens using a wide arsenal of different towers.

Design and drop your droids to fight, build, and conquer. Mine resources and outlast the relentless swarm to claim the planet.

A rogue-like sci-fi Tower Defense strategy game with infinite replayability!

Become the main power engineer of the world - the builder of the most powerful power plant that feeds the whole world! You have to build your own power plant, research new technologies and make the most successful power company in 100 gaming years.

Eyeb is an action packed tower defense-like that pits a young space cadet's bionic eyeball against a harrowing nano-bot invasion. Push out, explore, power up and drop a trillion towers for the glory of facing off with the diabolical Nano-Lord. You can also go fishing in space.