Single-player games like Asymptote
Below are 12 single-player Steam games similar to Asymptote, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Asymptote page.
Ranked picks
- 1

Frostpunk
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Simulation with Asymptote.
Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process?
- 2

Kusan: City of Wolves
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie with Asymptote.
Kusan: City of Wolves is a high-octane hardcore top-down shooter where players fight through a brutal urban jungle ruled by gunfire and corruption to save Haru — a girl fitted with a city-grade atomic weapon.
- 3

Rebuild 3: Gangs of Deadsville
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie and Simulation with Asymptote.
Rebuild a ruined city in this post-apocalyptic mix of strategy and simulation. Manage survivors, scavenge for food and supplies, deal with rival gangs, illness, interpersonal strife and zombie attacks.
- 4

Floodland
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Simulation with Asymptote.
A society survival game set in a world destroyed by climate change. Explore, scavenge and build a city to unite the clans. Conflicting cultures and limited resources mean you need to make tough choices; have you got what it takes to lead your people into a new era of humanity?
- 5

Endzone - A World Apart
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie and Simulation with Asymptote.
Endzone is a post-apocalyptic survival city builder, where you start a new civilization with a group of people after an ecological disaster. Build them a new home and ensure their survival in a shattered world, threatened by constant radiation, toxic rain, sandstorms and droughts.
- 6

Judgment: Apocalypse Survival Simulation
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie and Simulation with Asymptote.
Build, scavenge, craft, and perform occult rituals to survive in a demon-infested, post-apocalyptic colony simulation. Will you survive Judgment day?
- 7

Mewgenics
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie and Adventure with Asymptote.
Build the ultimate cat army through tactical breeding and send them into deep, challenging turn-based adventures. Draft abilities, collect items, and manipulate genetics across generations in this roguelike tactics game from the creators of The Binding of Isaac and The End is Nigh.
- 8

This War of Mine
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie and Adventure with Asymptote.
In This War Of Mine you do not play as an elite soldier, rather a group of civilians trying to survive in a besieged city; struggling with lack of food, medicine and constant danger from snipers and hostile scavengers. The game provides an experience of war seen from an entirely new angle.
- 9

One More 6ix
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie and Simulation with Asymptote.
A semi-idle dice clicker where the odds rarely favor you. Risky offers, mysterious phone calls, unexpected debts. What are you willing to sacrifice to land nine sixes in a row?
- 10

Hotel Manager Simulator
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie and Simulation with Asymptote.
You have been hired as a hotel manager. Now it is the time to prove yourself that you can bring benefits to the hotel while keeping hotel customers happy as much as possible by satisfying their appropriate needs. Good luck, fellows!
- 11

Ring Toss Legend
Single-player alternative to Asymptote — playable solo, no multiplayer required. Shares Indie with Asymptote.
Ring Toss Legend is a casual physics game where you toss rings onto prize pegs, earn coins, upgrade your skills, and chase bigger rewards as you explore new stages.
- 12

Corgi Corgi Cor!
Single-player alternative to Asymptote — playable solo, no multiplayer required.
A tiny corgi has moved onto your desktop. Watch it explore your screens, develop needs and moods, and gradually grow into a companion shaped by the way you interact with it.