Top similar games like Idle Space Force: Retro Clicker:

Lazy Galaxy 2 is an idle/clicker game with base-building and RTS elements. Lead an evil (albeit lazy) alien race to conquer the universe! Expand your base, fight vicious foes, and conquer the galaxies. Acquire combat experience and convert into candy, the most precious alien resource!

You are isolated on a small meteor and need to build a fire to escape before being destroyed by aliens. Use your limited space to create machines and obtain more and more resources. Enjoy this mix of puzzles, tower defense and incremental gameplay.

Destroy endless waves of alien ships that have all but wiped out humanity in this long form, unfolding, sci-fi idle game. Customize your ship with different weapons and defenses to defeat specific enemy types and utilize a ton of different systems to increase your overall power.

A casual Incremental idler/clicker mix with a variety of weapons and traps to achieve your goals. No prestige, and ever increasing progress; watch the numbers get ever larger to the point where the fabric of reality breaks down.

Gridkeeper is an incremental game about managing "Grids" and using their power to run MineBots, research tech, and grow your mining empire by getting better Grids.

An animated incremental game about cloning livestock. Make as many moon sheep as you can. Research technology, upgrade your operation and become a clone farm billionaire!

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.

Lazy Galaxy is a mix between RTS and idle/clicker game. Lead an evil (albeit lazy) alien race to conquer the universe!

enter the life of a small black hole at the center of the smallest galaxy. what you seek is to become the legendary super black hole.

In Lunar Loot you'll kill aliens to make money. In between waves of enemies, you'll spend that money to buy upgrades and items to make it easier to kill aliens and make money. You can't die, so just focus on getting rich!

Build levels to collect scrap metal. Unlock more blocks with different purposes! New robots with different reactions to them!

A sci-fi themed incremental game which allows you to expand your capitalistic empire across the galaxy! Hire mercenaries to pillage alien planets for resources, with the singular goal of making as much money as possible as quickly as possible! Totally not a playful commentary on real Terran society.

Idle Slayer is an incremental game with idle and active playstyle mechanics, medieval pixel art visuals and retro 8-bit sounds and music.

Match colors to build your own spaceship! Explore space and fight alien spacecrafts while acquiring weapons and upgrading your red ship. Become the space pilot you’ve always wanted to be.

Jetboy is a retro supercharged jetpacking pixel shooter with a pumping metal soundtrack.

A nostalgia-infused pixel clicker in a comedy wrapper. 

An idle incremental game where you decide to travel across the whole Universe. Embark on this journey in your little ship and get as far away as possible from Earth, gathering resources and upgrading your spaceship along the way.

Defeat enemies, earn gold, upgrade your village, become a Ninja Master!

Embark on an interstellar journey with Galaxy Idle Clicker! Conquer galaxies, upgrade your spaceship, and face off against a myriad of enemy ships. With engaging minigames, powerful upgrades, GIC delivers an unparalleled idle space adventure. Join the cosmic conquest today and dominate the universe!

To The Core is an incremental game about extracting and using resources from planets to buy upgrades.

You will control a candy spaceship in the shape of a whale as it navigates through the Candy Universe. Its goal is to reach the distant Candy Planet! Your spaceship will collect candy meteorites in space and convert them into fuel, enabling a journey lasting over 400 years.

Grow your realm, build alliances, and explore one of the deepest idle RPGs ever!

Dragon Lands is an incremental game about creature collection, farming, crafting and automation! Gather and manage resources, expand your lands and upgrade your skills. Collect Dragons to automate your production. Join in this adventure and explore a vibrant world!

Produce Androids and create a Fleet that will help you conquer new planets. Mine valuable minerals that will further increase your production capacity.

Cockroach Clicker is a game in which you crush cockroaches in various ways to feel good. To crush them more efficiently and pleasantly, you can purchase effects and items with the money you earn from cockroaches!

Fulfill your childhood dream and become an infamous intergalactic rug-trader

Touch the floor and you lose! Click on the falling targets and click your abilities to rack up the points. Target Practice is an easy game anyone can play.

Idle Fields is an Idle Skilling Game. Grow crops, cut trees, fish, cook, purchase animals, mine, smith, and decorate your homes! Automate tasks with workers. Unlock all the achievements, level up to become richer, and complete it all!

This is a virtual 12dora. You can feed and bathe him to keep him healthy and in a good mood. What should you do when you're short of money? Try starting a live stream and attract viewers by showing various in-game activities. Gain more fans (and more money)!

Spectralia is a free to play clicker game with collectible items. Get one every hour or by daily entering the game. Items can be deleted, traded or exchanged. Some items can be obtained through opening of a container.

Slime Co. is an idle game where you make slime! Buy and upgrade facilities that generate the raw ingredients to make slime, and facilities to make those ingredients into slime.

Idle Progress - A free idle game where your task is to produce as many resources as possible, improve your weapons and armor for good attacks, create good fishing rods for a good catch and get legendary items by completing legendary quests.

Hamster is an idle clicker Game in which you click a Hamster to make him shiver. Each click has a random chance to make him shake a little more, or a little less. Can you make him go crazy?