Games like Underworld Idle on Steam
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Transport Defender
Defend the transport ship from being captured by enemy waves on the way to the jump hole. Upgrade weapons, kill enemies, get cargo, transfer cargo, buy features, repeat.
Idle Skilling
Idle Skilling is the ultimate Idle Game with years of content! Meant to be played for 5-10 minutes a day, you gradually unlock new skills like mining, fishing, pet breeding, crusading, potion-making, lab-research, construction, and more! With new updates coming, you'll never run out of stuff to do!
Scream Collector
Build up a haunted house in this Halloween themed Idle Clicker game!
Leaf Blower Revolution - Idle Game
Blow leaves, upgrade your gear, and automate your progress as you explore the Leaf Universe. A satisfying incremental idle game where every leaf blown brings you closer to the next big upgrade. Simple, relaxing, and endlessly rewarding. Let the leaves fall, and your progress rise!
Cell to Singularity - Evolution Never Ends
The epic story of evolution, technology, humanity, and dinosaurs is yours to tap.
Marisa!ReturnTheBook!
Gensoukyo is a 2D top-down game set up for the stage. In the peaceful and tranquil Gensoukyo, a little girl with yellow hair who likes to borrow books everywhere has aroused Alice's anger. Therefore, she calls on everyone in Gensoukyo to gather in front of Marisa's house for a battle!!!!
Crusaders Quest : Mini
Meet Little Friends on the PC with Crusaders Quest : Mini (CQ:Mini)! You can work and study During the game, Crusader Quest's warriors fought hard and saved the Hasla continent You're leaving. You can collect the original warriors and costumes just for this game, too. Let go of your boredom
Loading Screen Simulator
A game about never-ending problem of loading screens. We've all experienced it while playing games, while downloading something, while installing an operating system ect. And now you can experience it once again in Loading Screen Simulator: Steam edition
Chicken Assassin: Reloaded
Fight your way as Mean Mcallister, the baddest chicken in town, through multiple hordes of enemies to save your girlfriend in this hilarious, strategic button-mashing, action-RPG.
Soda Dungeon
Pop the top on some legendary action with Soda Dungeon, the fresh and fizzy hit mobile RPG adventure, now available on your desktop! Manage your team as you raid the local dungeons, upgrade your tavern, and attract new party members. Gold, legendary items, and more await you.
Smashing Simulator Idle
Incremental game about smashing with unfolding gameplay and two prestige layers.
Pincremental
Become the Pinball Wizard you were destined to be! Master the pinball machine, cash out for powerful upgrades and automation, and climb the corporate ladder in this Pinball Incremental.
Nodebuster
Nodebuster is a short, experimental incremental game about busting nodes and destroying reality.
Castle Clicker : Idle City Tycoon
Castle Clicker is a more strategy focused clicking game that required you to think about how to manage your resources and build your city. If you're looking for a more in depth but still casual clicking game, this is for you!
MergeCrafter
Welcome to the magical world of Runaria! Explore dungeons, craft tools, chop trees, mine rocks, and discover treasure! Merge identical items to create valuable resources, Craft new tools and upgrade them with powerful enchantments! Setup passive mining drills and tree farms to rebuild your camp!
Scratch Inc.
Build an Empire, From Scratch, in this Scratch Card Idle/Incremental game.
Guild Quest
You’ve just bought yourself a new island and it’s time to fill it up with QUESTS! Collect guildians, upgrade their guildhalls, and unleash them onto your own custom quest lines.
Feed the Reactor
An incremental unfolding game about feeding fuel into a reactor. Combine elements to produce energy, unlock exotic technologies and explore a strange galaxy.
Zombidle : REMONSTERED
Like the song says, good guys finish last, and in this case, they also finish homeless and on fire. Welcome to Zombidle, Berzerk Studio's newest idle game, or tap game; whatever, you do you, man.
Idle Research
Idle Research is an addictive, resource management, incremental game with both idle and active playstyles. Research and craft colorful Flasks and Tubes to earn as much Energy as possible! Big numbers guaranteed.
Emoji Clicker
Get ready to dive into the colorful world of emojis like never before! In Emoji Clicker, your mission is simple: collect, upgrade, and dominate with the most diverse and powerful collection of emojis!
Grow Defense
Upgrade your Castle and Unlock new tiers of Skills and Weapons to Defend vs Monsters and Bosses across VARIOUS ZONES! Find Rare ITEMS dropped from monsters and bosses and upgrade them to their full potential! Defeat RAID Mega-Bosses to find LEGENDARY items!
Incremental Cubes
Cube based incremental game that is simple but very deep!
Space Warlord Organ Trading Simulator
Buy, sell, and trade organs in a strange and evolving universe. Dive into the quivering innards of alien capitalism in the sci-fi body horror market tycoon game you didn't know you needed.
Hamster Combat
Hamster Clicker is a clicker game about collecting hamsters! Every 3 and 18 hours, you get dropped a chest with hamsters!
SPACE / MECH / PILOT
The S/M/P Initiative is not responsible for any odd abnormalities while playing. Connections to other universes are not monitored or controlled by the video game program. Keep away from children under the age of 6. Fun to play but not to eat.
Idle Champions of the Forgotten Realms
Idle Champions of the Forgotten Realms is a Dungeons & Dragons strategy management game uniting Champions from throughout the D&D multiverse into a grand adventure.
Firestone – Idle Clicker Online RPG
Chill out, your heroes got this! They’ll fight even when you’re offline. Pop back in for satisfying numbers going up, sweet rewards and easy level-ups. Unlock cool gear, & smack down epic bosses. Play idle or clicker - you’ll power up with no stress, just good times and infinite progression!
A Game About Feeding A Black Hole
A short incremental game about feeding a Black Hole matter by destroying Asteroids, Planets, and Stars.
Split or Steal
Have you ever wanted to devote your time and energy to amassing a small fortune, and then place total trust in a complete stranger to not steal it all away from you?
PegIdle
PegIdle is a Pachinko idle game! Aim and shoot your balls to clear all the pegs on the board. Recieve gold by hitting the golden pegs or by landing balls into the moving bucket. Purchasing auto ball drop will automaticly drop balls onto the board. Spend your gold on new balls and ball upgrades!
Tap Ninja - Idle game
Defeat enemies, earn gold, upgrade your village, become a Ninja Master!