Games like Underworld Idle on Steam

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Nodebuster Nodebuster is a short, experimental incremental game about busting nodes and destroying reality.

Similarity 65%
Price 2.99€
Rating 9.5
Release 13 Aug 2024
Holoidle A relaxing Hololive idle game. Unlock upgrades, complete your card collection and take care of your idol to increase your influence!

Similarity 65%
Price 4.99€
Rating 7.9
Release 05 Jun 2025
Bongo Cat Bongo cat needs your help. Bongo cat needz more hatz!!! Every time you press a key, Bongo cat will punch your taskbar. Type, click, play, work to collect more points. Which hats will you find?

Similarity 65%
Price Free to play
Rating 9.6
Release 05 Mar 2025
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!

Similarity 64%
Price Free to play
Rating 6.5
Release 02 Oct 2017
Scratch Inc. Build an Empire, From Scratch, in this Scratch Card Idle/Incremental game.

Similarity 64%
Price Free to play
Rating 8.4
Release 17 Sep 2025
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.

Similarity 64%
Price Free to play
Rating 6.4
Release 26 Jan 2017
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.

Similarity 64%
Price 6.89€
Rating 7.7
Release 06 Jan 2026
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.

Similarity 64%
Price Free to play
Rating 8.2
Release 30 May 2017
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.

Similarity 64%
Price Free to play
Rating 8.1
Release 31 Jul 2022
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!

Similarity 64%
Price Free to play
Rating 6.2
Release 05 Jul 2024
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!

Similarity 64%
Price Free to play
Rating 7.3
Release 10 Jan 2021
Incremental Cubes Cube based incremental game that is simple but very deep!

Similarity 64%
Price Free to play
Rating 6.7
Release 03 Nov 2021
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.

Similarity 64%
Price -50% 8.39€
Rating 8.7
Release 07 Dec 2021
Hamster Combat Hamster Clicker is a clicker game about collecting hamsters! Every 3 and 18 hours, you get dropped a chest with hamsters!

Similarity 63%
Price Free to play
Rating 7.1
Release 11 Jul 2024
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.

Similarity 63%
Price Free to play
Rating 7.9
Release 13 Oct 2020
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.

Similarity 63%
Price Free to play
Rating 7.6
Release 25 Mar 2020
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!

Similarity 63%
Price Free to play
Rating 7.6
Release 01 Apr 2024
A Game About Feeding A Black Hole A short incremental game about feeding a Black Hole matter by destroying Asteroids, Planets, and Stars.

Similarity 63%
Price 6.89€
Rating 8.6
Release 15 Dec 2025
Lyca A small, relaxing, incremental game about restoring a barren wasteland into a lush meadow. Help the magical wolf Lyca run through the land, gather resources, and unlock a vast upgrade tree.

Similarity 63%
Price -64% 1.80€
Rating 7.8
Release 07 Apr 2025
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?

Similarity 62%
Price Free to play
Rating 7.4
Release 31 Jan 2020
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!

Similarity 62%
Price 4.99€
Rating 7.0
Release 19 Jun 2024
Tap Ninja - Idle game Defeat enemies, earn gold, upgrade your village, become a Ninja Master!

Similarity 61%
Price Free to play
Rating 8.3
Release 17 Mar 2022
Desktop Defender An idle auto-battler that sits in the corner of your screen while you do other things.

Similarity 61%
Price -20% 3.99€
Rating 8.9
Release 04 Nov 2025
Insanity Clicker Been looking for the thrill? Then you've come to the right place! Insanity Clicker is a time-killer game full of horror and fear that will make you tremble in a couple of minutes!

Similarity 61%
Price Free to play
Rating 6.6
Release 07 Jun 2016