Games like Nanotrasen Simulator
Nanotrasen Simulator. These games share the most with it, and each one says why.

Unnamed Space Idle
Also space
A ship, a sector map and a tidy prestige loop. Quietly one of Galaxy's most-played games.
92% steam4.5★ galaxy70% idle
Shark Game: New Frontiers
Also text
Sharks discover the ocean, then science, then other worlds. A text-forward successor to the old Shark Game.
4.6★ galaxy55% idle
Theory of Magic (Arcanum)
Also text
A text-heavy mage's apprenticeship with hundreds of spells, classes and dungeons. Dense, charming, community-kept.
4.5★ galaxy45% idle
Astro Prospector Prologue
Also space
A bullet-heaven incremental where you mine coffee asteroids, fight SpaceCorp and upgrade your ship. This build is an early prologue.
4.6★ galaxy
Ballad of Heroes
Also text
A mostly text-based RPG idler set in Greek mythology. Build a party of up to two heroes and four gods and fight to defend Olympus.
4.5★ galaxy
Exponential Locomotion
Also text
A console-style jam prototype about building trains and stations and upgrading all of it.
4.4★ galaxy
Space Rock BreakerUpdated
Also space
Blast asteroids with guns and lasers, then drop the ore through an upgradable Plinko board for credits to spend on a large skill tree.
96% steam
Void Miner – Incremental Asteroids Roguelite
Also space
Pilot a ship and an automated tower through asteroid fields, shooting rocks for resources that feed an upgrade tree between runs.
83% steam
SpaceplanComplete
Also space
A stranded ship, a potato, and a soundtrack that makes the finale land. A short, focused story idler.
91% steam1–3h ending30% idle
The Galactic Tree
Also space
A space-themed Prestige Tree mod with around ten hours of layered progression, hidden secrets, and content that continues past its end into Infinity.
4.2★ galaxy
To The Core
Also space
Fly between planets, drill for resources until fuel runs out, and buy upgrades so each dig reaches deeper than the last.
93% steam
The Last Cat in the Universe
Also space
As a space station AI, sweep your cursor over debris to salvage parts and build a warm home for the last cat, in a short story meant for one or two sittings.
94% steamhas ending
修仙小屋
Also text
A multiplayer text-based cultivation idler built for chatting at work, with gear, training maps, a cave dwelling and a player market.
92% steam
Human-powered spacecraft
Also space
A stranded colonist cranks a dynamo by hand to repower a ship, upgrading toward potato farms and antimatter with a sarcastic computer.
93% steam
NG Space Company
Also space
A space incremental about mining resources, exploring between stars and conquering systems.
4.2★ galaxy
Midnight Idle
Also text
A story incremental styled after gamebooks, following an amnesiac ooze with seven unlockable classes and several prestige layers. Built for mobile too.
4.0★ galaxy
Deep Space Cache
Also space
Shoot asteroids for resources, feed them into generators and ship augments, and reach the finish in a couple of hours.
93% steamhas ending50% idle
PROFITS 2167: Planetary Resource Optimization & Freight Infrastructure Technician Simulator
Also space
Drive a mining train by hand between stations, defend against alien insects and reinvest profits into upgrades and delivery drones, satirizing tech startups.
98% steamhas ending25% idle
Far Mining
Also space
Pilot a ship that auto-fires at nearby asteroids, then spend the haul on a large tech tree to escape deep space. A short run of about three hours.
95% steamhas ending
Universe Shrinker
Also space
Buy shrinkers that divide a universe's size each second, then move on to shrinking ever larger things on the way to the Heat Death.
4.1★ galaxy
4.1★ galaxy
Lost in SpaceDormant
Also space
A stranded astronaut turns energy into matter with a 3D printer, where every click uses oxygen, racing to escape.
4.0★ galaxyhas ending
Atomic Star
Also space
Make stars and vortexes in a lighter-on-text mix of The Modding Tree and The Clock Game.
4.0★ galaxy
SporbsUpdated
Also space
Hover over alien organisms to harvest them without clicking, feed a fuel factory, and work through a 170-node skill tree toward a ride home.
77% steam4.1★ galaxyhas ending