Games like Underworld Idle on Steam
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Galaxy Idle Clicker
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!
Incremental Epic Hero
Incremental, Idle, RPG, Japanese Anime Game! Incremental Epic Hero is a free-to-play idle game with Japanese cute anime!
NGU INDUSTRIES
NGU INDUSTRIES (sequel to NGU IDLE) is a Free To Play Idle game and Factory Manager! It's packed with weird humor, tons of upgrades, and many hours of content! If you want that sweet, sweet dopamine release that comes with making Numbers Go Up, NGU INDUSTRIES is your game!
Hero Zero - Multiplayer RPG
Become a hero, build your own Hide-Out and start by saving your neighbourhood. Level up your skills, collect incredibly weird superhero gadgets, and join a superhero team to save the world!
Life Forge - Reborn ORPG
Life Forge is a Free 2D Online RPG. Take part in this sprawling adventure as you explore a massive world, gather resources to craft gear, engage in PvE and PvP, and buddy up with your friends to conquer end-game bosses!
Fruit Stand Fortune
Start with nothing and spin your way to the top! Gather fruit from slot machines and sell them to buy upgrades, new fruit types, and more! Unlock cute customers! Meet a Bear Wizard! Build your fruit empire with Fruit Stand Fortune!
Sixty Four
Dive into the world of Sixty Four, where you transform simple machines into a thriving factory.
Wauies - The Pet Shop Game
In the tycoon game "Wauies – The Pet Shop Game," you run your own pet store. Prove your managerial skills, build pens, take care of cats, dogs, rodents and fish, fulfill your customers' wishes and expand your pet store. Play now!
xiuzhen idle
This is a xiuzhen simulation placement game! From the refining of qi, building the foundation to the ascension of the celestial realm, crossed into the divine realm. （The game has been updated with the english mod, but you will need to select the "english" beta in the properties option to update it）
Cadria Item Shop
Cadria Item Shop is a casual simulation game with RPG elements. Craft legendary items, hire heroes, and expand your shop to rebuild the town. Join a mighty guild, fight together in faction wars and send your heroes to explore the mystic lands of Cadria! All of this and much more awaits you!
Fantasy Aquarium
Fantasy Aquarium offers an effortless way to enhance your gaming experience. You can nurture a diverse range of small fish with unique characteristics and construct a vibrant fantasy world from scratch, transforming mundane fish-keeping into an engaging pursuit.
Lost Lands: Mahjong
Solve many tile sets, quests and adventures to get your prizes and collections. Help the elves to survive on the lost island.
Bubble People
Bubble People is a point-and-click game, click on things with your mouse and have some fun!
Shakes and Fidget
Shakes & Fidget is a hilarious fantasy role-playing satire and at the same time, an award-winning RPG! Sounds crazy? With over 50 million enthusiastic players, it ranks among the most celebrated online role-playing games worldwide!
Chill Corner
This is just an idle game for chilling, relaxing or focusing.
Doodle God Blitz
Doodle God is an addicting puzzle & world building game where players use logic and ingenuity to create the entire universe. Starting with the basic elements of earth, wind, fire and air players can build a world filled with locomotives, Dragons, skyscrapers, Aliens and more.
Picross Touch
Find the hidden image in this fun and addictive logic puzzle game. All puzzles have unique solutions, ensuring 100% logically solvable puzzle grids.
Adorable Witch 3
Adorable Witch 3 is a level puzzle game. Players need to control various mechanics in the level to help the witches and elves of the Magic Academy get flowers to pass the trainee witch test.
To The Core
To The Core is an incremental game about extracting and using resources from planets to buy upgrades.
Dragon Cliff
Dragon Cliff is a Semi-Idle RPG game with deep and complex itemization/skill systems to support endless character builds. Players are to collect adventurers, kill monsters, advance talent trees, enchant/reforge equipment, discover scrolls and finally assemble the most powerful adventure team!
