They Are Billions/Similar games
Games like They Are Billions
24 matches, ranked by how much their player tags overlap
What “like They Are Billions” means here
Colony SimBase-BuildingZombiesSurvivalResource ManagementPost-apocalyptic
Matches come from the tags Steam players vote on each game, weighted so a rare tag counts for far more than one that sits on half the store. A game's popularity never moves it up this list.
1
94%
match
2
Oxygen Not Included
Colony Sim · Base-Building · Survival · Resource Management
97% of 142,808 reviews positive · 9,478 playing now
90%
match
3
Judgment: Apocalypse Survival Simulation
Colony Sim · Base-Building · Survival · Post-apocalyptic
81% of 2,261 reviews positive
90%
match
4
90%
match
5
Frostpunk
Colony Sim · City Builder · Steampunk · Base-Building
93% of 136,319 reviews positive · 2,543 playing now
90%
match
6
89%
match
8
RimWorld
Colony Sim · Base-Building · Survival · City Builder
98% of 243,436 reviews positive · 34,709 playing now
88%
match
9
Surviving the Aftermath
Colony Sim · Base-Building · City Builder · Post-apocalyptic
71% of 4,555 reviews positive
87%
match
10
87%
match
11
86%
match
12
Diplomacy is Not an Option
Colony Sim · Base-Building · Tower Defense · Zombies
86% of 12,371 reviews positive
86%
match
13
Kingdoms and Castles
Colony Sim · City Builder · Base-Building · Building
94% of 31,275 reviews positive
86%
match
14
86%
match
15
Kingdom: Classic
Colony Sim · Base-Building · Tower Defense · City Builder
91% of 22,645 reviews positive · 63 playing now
86%
match
17
85%
match
19
Endzone - A World Apart
Colony Sim · Base-Building · City Builder · Survival
77% of 9,935 reviews positive
85%
match
20
Infection Free Zone
Base-Building · Colony Sim · Zombies · City Builder
81% of 18,269 reviews positive
85%
match
21
Surviving Mars
Colony Sim · Base-Building · City Builder · Survival
80% of 28,648 reviews positive · 392 playing now
84%
match
23
Stronghold: Definitive Edition
Colony Sim · Base-Building · Tower Defense · City Builder
86% of 10,252 reviews positive
84%
match
24
83%
match
Frequently asked
What games are similar to They Are Billions?
The closest matches to They Are Billions on Steam are Colony Survival, Oxygen Not Included, Judgment: Apocalypse Survival Simulation, Planetbase, Frostpunk. They rank highest because their Steam community tags overlap most with They Are Billions's — shared tags include Colony Sim, Base-Building, Zombies.
How are games like They Are Billions chosen?
Every game is described by the tags Steam players vote on it. Rare, specific tags such as Colony Sim, Base-Building, Zombies count far more than catch-all ones like "Indie" or "Singleplayer", and each game is scored on how closely its whole tag profile matches They Are Billions's. Popularity never affects the ranking.