Top similar games like Rockhopper:
Rockhopper $4.99
Become a space mining astronaut in this chill rogue-lite mining game. Explore, mine and complete objectives while unlocking and upgrading your equipment along the way.
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Astrometica: PrologueFREE
Astrometica: Prologue is the free game about surviving in space. You need to use your skills and tools to stay alive. There are many challenges to face, and you need to fight to survive. You also need to build a new base in space.

Satellite Repairman$1.99
All the planets in the system have suddenly decided that the galaxy isn’t big enough for all of them! You’re not sure who launched the first missile and it doesn’t really matter! You’ve got nothing to do with it… you are just… the satellite repairman!

Residual$19.99
Explore a forgotten galaxy full of different planets, venture deeper into the planet to mine for rare resources, craft items to fix your ship, and discover ancient secrets and life forms. An exploration (survival) game like no other.. Adventure awaits!

Farlands$14.99
Congratulations, you’ve bought your own planet! An agrarian rock at the edge of the galaxy that, for some reason, was practically being given away for free. So the time has come to leave your hectic, stressful life in an overcrowded metropolis for a more rural and rewarding life.

GINSHA$15.99
GINSHA is a unique atmospheric pixelart Action Adventure Platformer with special Gravity Shield and Dash Mechanics. It combines a versatile Platformer core with RPG, Souls and Crafting Elements to an Anomaly among Metroidvania games.

Unknown Planet$3.99
Your spacecraft has crash landed on an alien planet. Explore this unknown world, mine the resources, build your base, grow farms, craft equipment, fight off the alien lifeforms and survive.

Space Colonizers Idle Clicker$2.99
Space Colonizers is a simulation and strategy idle game of Sci-Fi adventure theme. To explore more planets and meet cute aliens, you have to constantly install parts and upgrade spacecraft.

OUTLANDERFREE
Outlander is a blocky platformer game that is fun for all ages.

SteamWorld Dig$9.99
SteamWorld Dig is an action-adventure puzzler with strong Metroidvanian influences set in the SteamWorld Universe. You’ll need to dig deep into the earth, gather resources to upgrade your tools and abilities, take on enemies, solve challenging puzzles and uncover the secrets to save a dying town.

1WEEK$4.99
1WEEK is a PvE sandbox in which you'll live in a post-apocalyptic world of exploration and survival in the underground by looting, building, crafting, farming, and fighting. Be self-sufficient before your week’s supplies run out.

Rogue Sweeper$5.99
RogueSweeper is a stage-based exploration puzzle game that combines the classic Minesweeper experience with some Rogue-lite elements. As you explore the dungeons, find materials and craft tools to aid you in your quest. Use the tools and your wit to conquer all 10 dungeons!

Cosmorists$9.99
You find yourself completely alone on a different yet very familiar looking planet. Explore the planet, craft tools, fight enemies, and build bases! Do science to learn new technologies that will allow interplanetary travel and better tools at your disposal!

Planet Factory$0.99
A small quick game about building a factory to launch planets into a solar system! Grow your base and increase production to make the ultimate factory for launching planets!

Dig Dog$3.99
An action roguelike digger. Dig to discover treasure, adventure and bones! Jump, dash, stomp and dig your way through a strange world inhabited by stranger creatures.

Little-Known Galaxy$19.99
Join Space Alliance as a new captain-in-training and work with your crew to solve the mysteries of an ancient relic found on the Grey Planet. Little-Known Galaxy is a cozy single-player RPG space adventure full of friendly characters, exploration, crafting, and farming.

Crazy Gravity$0.99
Crazy Gravity is a challenging Platform / Puzzle game about a little Astronaut lost in space, where your main objective is to energize your rocket and go home. Good luck!

Comet Crusher: Block Breaker$0.99
While exploring deep space, you have come across our solar system. It is up to you to crush each layer of every planet in our solar system in this beautiful block breaker. See if you can complete each set of levels corresponding to each planet in order to unlock the next.

Contract Work$4.99
Contract Work is a cyberpunk action rogue-like where you infiltrate high-rises to steal corporate secrets. Do you go in guns blazing or take a more stealthy approach? Every contract earns you credits which you use to buy new cybernetic enhancements and modifications for your next mission.

DICED Pilot$6.99
DICED Pilot is a 2D action game containing old-school platform-based movement/jump timing challenges, physics-based surroundings, jetpacks, and weapons that can destroy everything in sight!

Arcade Moonlander$0.99
Explore space and race against the clock in this retro styled adventure game.

Space Strider$2.99
Space Strider is a 2D Sidescroller Shoot 'em up with Roguelite elements, where you beat hordes of enemies and defeat unique bosses. Unlock, upgrade and level up your Spaceships to become the ultimate Space Strider!

Space Bot$4.99
Space Bot is a strategic action roguelite where your environment is fully desctructable, and out to get you. Destroy planets with your giant mining drill, and fight off dangerous alien lifeforms

Hoboman$1.99
Hoboman is a 2D NES-style platformer with a unique Sci-fi story and wild characters. Play as Pluto the Voltran as you hop ships from planet to planet and collect geodes to get your life back!

Beyond the Chiron Gate$9.99
Explore an endless text-based universe filled with exotic planets, strange life forms, and ancient civilisations. Manage a crew of space explorers, upgrade their ship, and brave dangerous worlds to gather the data you need to reach the mysterious Gatebuilders.

A Valley Without Wind 2$14.99
A modern take on the 16-bit era, A Valley Without Wind 2 blends a variety of mechanics across multiple genres, seamlessly bringing together the best qualities of old-school platform-shooters and turn-based strategy games.

Psycho Starship Rampage$9.99
You play the psychotic A.I. of a warship lost in space which tries to come back to Earth. Build your spaceship from scratch. Load it with weapons. And use your creation to destroy waves of innocent aliens throughout numerous levels. Loot their carcasses, extend your ship and jump to the next sector for more action!

Orbital Drop Shipping$9.99
An orbital mashup of physics, puzzles, and business simulation! Navigate packages through a galaxy using gravity and tools like slingshots, mass drivers, and cannons. Create your own levels & share them with the world via Steam Workshop. The ultimate space delivery challenge awaits!

Lazy Galaxy: Rebel Story$4.99
Start a Rebellion! Lead your ships to take down the evil O'Xelg base in this squad-based shoot-em-up!

Hookscrap$0.99
Fight as the owner of Hookscrap in a thrilling 2D rogue-like. Unleash the power of your Harpoon, by launching ships & asteroids at enemies. Upgrade your ship with loot from your foes, and become even stronger. Explore 5 unique levels in a randomly generated map & take down the fearsome SC Judgement!

Stranded$5.99
Explore, collect and build in this action roguelike, create bases, hire allies, evolve your character and survive hordes of enemies as far as you can handle!

Star Valor$24.99
Choose your own destiny as you explore an open-world procedurally generated galaxy where anything is possible. Become a miner, a trader, a bounty hunter, a pirate, or perhaps a jack of all trades. Start off small and build your way to the top but remember with every action, comes consequences.

Operation Zeta$9.99
The great battle codenamed 'Operation Zeta' has been lost. Your ship is in shambles and you have to act quickly to collect all of the parts and repair your ship before the warzone is completely destroyed by the enemies death laser in this space rougelike.

Shattered Planet$14.99
Explore a dangerous planet that's different every time and try to survive! The Galactic Union's job for you is clear: research the alien wildlife -- for science! However, in this case, researching may include lasers, explosions, hungry aliens, space sushi, and other similarly delicious-or-terrifying hazards.

DeliSpace$9.99
Deliver packages... in space! Test your agility by navigating through different galaxies carrying diverse packages and upgrade your ship. Will you become the best courier in the universe?

Outerverse$19.99
Build automated machines and weapons across the universe, beat massive bosses, experience cosmic events and explore unique landmarks in this quest driven automation crafting adventure game. Includes a manual scenario for crafting instead of machines for those not a fan of logic/automation!

Transcendence$14.99
Explore the farthest reaches of Human Space in this open-world space adventure. Compelled to journey to the Galactic Core by a mysterious hyperintelligence, you must fight your way through dozens of star systems teeming with clashing empires, expansionist AIs, and fearsome xenophobes.

Diablo The Abyss$7.99
Diablo The Abyss is a strategic RPG full of random and roguelike elements. Within this randomized world, you can freely make strageties at your own pace and conquer formidable challenges, while shaping your unique adventure journey.

Sisyphus Paradox$8.99
Sisyphus Paradox is a fusion of roguelike tactical elements with classic side-scrolling shoot 'em up gameplay. Explore and fight your way across the galaxy as you try to get back home to Earth in this hand drawn indie game.

RymdResa$11.99
A relaxed roguelike space odyssey in a procedurally generated universe! Travel through a lonely and mysterious cosmos. Customize your ship, explore and survive!

Darkout$9.99
Crashed and alone on a world mankind tried to leave behind, Darkout challenges players to survive on Illuna, in harsh, procedurally generated biomes, utilizing the game’s sandbox features to build shelters, craft weapons, and research new technologies.You are not alone.

CRYPTARK$14.99
Cryptark is a 2D sci-fi shooter where you take on the role of a heavily armed privateer seeking to earn government contracts by boarding deadly alien space-hulks. It's up to you to strategize a plan of attack, pick an equipment loadout, and destroy the central core to be victorious.

Skizz$2.99
In Skizz, ski down the mountain, explore legends, and enhance your skills. There are no set objectives, just fun and discoveries. Descend, level up, and unravel mysteries at every turn.

Lander Odyssey$0.99
With limited fuel and several dangers lurking, use your skills to rescue astronauts trapped in various unique places on the strange planet. It won't be an easy rescue.

UDO$14.99
A delicious arcade down-scroller roguelike where you dig into a creepy hole with an oversized drill!

Signs of Life$9.99
Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, Mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.

Heat Signature$14.99
Heat Signature is a game from the developers of Gunpoint where you break into spaceships, make terrible mistakes, and think of clever ways out of them. You take a mission, fly to the target ship, sneak inside, and make clever use of your gadgets to distract, ambush and take out the crew.

Feed the Deep$6.99
A lovecraftian roguelike. Dive into procedurally generated undersea caves. Collect gold, upgrade your equipment, and Feed the Deep.

Power of Ten$11.99
Fly a star-fighter against a bloodthirsty armada. Gather weapons, resources, and upgrades to help you push back the relentless assault while protecting the galaxies' civilians!

Veiled Edge$14.99
Veiled Edge is a dynamic cyberpunk action-adventure platformer featuring multi-genre gameplay and innovative hacking mechanics. Dive, hack, and adapt your abilities to uncover the secrets of Full-Dive technology in a thrilling journey through virtual worlds.

Space Recall$1.99
"Space Recall" is a side-scrolling game with action Roguelike structure, skill and equipment combination as innovation points, and economic operation as the driving force. players can build character skills according to the situation, and at the same time with special abilities

Cookie Invaders$14.99
Cookie Invaders is a roguelite shoot 'em up where you utilise a massive skill tree to evolve your ship to defend the earth from legions of invading cookies.