Top similar games like OrbiTower:

A Roguelike Tower Defense in space with missions to conquer. Can you hold against the spreading alien bosses? Build and upgrade towers against the corruption. Choose your technologies and warpspeed your way to victory.

Customize your Ships, Upgrade your fleet, and Command your way to victory in this ruthless rogue-lite tower defense/real time strategy hybrid. Take on an enemy that learns from your moves and adjusts its own path. Do you have what it takes to persevere?

Co-op twin-stick base building survival game.

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

BAFTA award winning fleet-based RTS meets rogue-lite. In Distant Star: Revenant Fleet, build your fleet of up to 5 ships from a choice of 8 classes and traverse a randomly generated galaxy to defeat the Erebus Platform. NOW AVAILABLE ON MAC AND LINUX

Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.

Build towers and learn abilities to defend against swarms of hundreds of on-screen hostile alien creatures. Choose between sets of randomized upgrades that both upgrade you and the alien swarm. From enormous explosions to far-reaching flamethrowers, no two games are the same.

Try to survive in infinite asteroid cloud as long as possible in reworked tower defence style. FInd your own playstyle and beat your own records or chillout with original ambient soundtracks. Build, explore, think - everything to create your own colony in this cold space.

Build towers, shape enemy paths, and defend your outpost from endless waves. Survive escalating threats, destroy falling asteroid hazards, and push your defenses to their limits in Endless Mode.

Chromatic Odyssey is a real-time strategy roguelike where you command a rising Type II civilization. Conquer territories, harness advanced technology, and adapt to procedurally generated challenges. Deploy powerful abilities and shape the fate of your empire in an ever changing galaxy.

Can you create the raddest spaceship? Captain Forever Remix is the spaceship builder roguelike. Voyage across the Solar System and blast apart randomly-generated enemies for spare parts. This is an officially-licensed re-imagining of the indie classic Captain Forever.

Defend attacks from enemies from all directions within a limited time. Only by making full use of the differences in each tower and choosing appropriate random rewards can you survive.

Upgrade and evolve, expand your territory, and build mighty defense towers to repel hordes of monsters.

Mechanical Trap is a 2D horizontal tower defense game with gravity effects, with a variety of defense towers to collect and use together, a rich map, each enemy has a different way of restraining, and each defense tower has a different function.It's challenging. Do you dare to accept the challenge?

"In 'Random Core Defense,' acquire and enhance cores using limited resources to withstand relentless enemy onslaughts. Defeat powerful bosses and test your strategy to survive until the very end!"

Command your ship in Conqueror Of The Galaxy, an intense roguelite survival and bullet hell game. Face relentless defenses as you conquer entire galaxies, overcoming swarms of enemies and choosing strategic upgrades to become the ultimate conqueror!

Defend against evil snails with a variety of plants in this Tower Defense while YOU have to make constant decisions how your enemies get stronger.

Defend the evacuation of Terra on the losing side of an alien invasion. This experimental action strategy game breaks out of genre norms to provide fresh mechanics to strategic gaming.

A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.

Grey Galactic is a real time strategy game in space where you build up your planets and ships to conquer your enemies. Develop your empire and fleet of spaceships to destroy your enemies and take over the galaxy! Do you have what it takes to become the best Fleet Captain the UFMC has ever seen?

Use ships to attack and destroy enemy space stations in real time.  Navigate through different randomly setup star maps to get to the exit and win.  It's a 2D single player space game that's massively replayable.

A build-focused tower defense where you craft powerful synergies, experiment with items, and push your strategy through short, highly replayable runs.

You are in command of the human fleet, searching for asteroids to mine, extract resources and build bases and more ships to defeat aliens invaders. This simple and short action RTS has a full and exciting campaign, and a skirmish mode that allows you to play a different mission on every match.

Capture and upgrade planets, outsmart your enemies, and conquer the galaxy! Simple yet addicting, you can play alone or outsmart your friends in this 2D top-down space RTS. Completely free, no monetization, just fun!

This is an RTS game less than 300MB, but it already contains many interesting game mechanics, There are many types of soldiers and tactics for you to choose. Support LAN online battle. Special Thanks for Pixel Art <Tiny Swords> UwU~ I hope you will be interested in more RTS games after playing :)

Command an army of battle-ready chickens in this roguelite, micro-focused RTS. Hatch new units, expand your numbers and upgrade your flock into an unstoppable clucking force of destruction!

Refactor is a hard-core tower defense game that combines modular building, route planning, and element composition.

Turn your armada into a rotating fortress, striking from every angle. A roguelite tower defense where spatial reads decide survival.

The first ever auto-battler game, from way back in 2009Who needs backstory? Who needs resource-gathering? Diplomacy is so last year. Gratuitous Space Battles cuts right to the chase of sci-fi strategy games, and deals with large, completely unjustified space battles between huge opposing space fleets.

A Roguelike tactics game where you fight hordes of aliens. Your Units evolve and learn new skills as the fight goes on. Manage your squad of 5 specialised mercenaries, and fight a never ending war against the infestation.

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?

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.

A strategic tower-defense where you control powerfull drones. Unlock new tower and use specific technologies to defend your base on Thukothea!

Fend off brutal waves of demonic hordes as a mobile hero amongst your stationary allies. As the city’s last line of defense, recruit followers, unlock upgrades, and synergize skills to hold the line against apocalyptic bosses. Remember: heroes can fall, but the gate must stand.

Build, Upgrade, and then Move your Towers in this unique twist on the Tower Defence genre. With Rogue-Lite mechanics every run offers new strategies, and every death unlocks new upgrades. Grow. Evolve. Destroy the Robots!