HomeThey Are Billions
They Are Billions
Numantian Games · released Jun 18, 2019 · Early Access from Dec 12, 2017 · data updated Oct 23, 2026
They Are Billions is a Steampunk strategy game set on a post-apocalyptic planet. Build and defend colonies to survive against the billions of the infected that seek to annihilate the few remaining living humans. Can huma
Released Jun 18, 2019 · Early Access from Dec 12, 2017
Steam figures
| Value | As of | |
|---|---|---|
| Steam reviews | Very Positive · 85% positive of 46,325 Steam reviews | Oct 23, 2026 |
| Followers on Steam | 280,513 | Oct 20, 2026 |
| Regular US price | $29.99 | Oct 20, 2026 |
| Twitch peak viewers | 306 | Oct 22, 2026 |
| Top Sellers rank | #757 | Oct 20, 2026 |
| Top Sellers US rank | #752 | Oct 19, 2026 |
New Steam reviews per month
| Month | New positive | New negative |
|---|---|---|
| Nov 2025 | 131 | 30 |
| Dec 2025 | 153 | 30 |
| Jan 2026 | 190 | 43 |
| Feb 2026 | 132 | 22 |
| Mar 2026 | 127 | 31 |
| Apr 2026 | 132 | 26 |
| May 2026 | 143 | 18 |
| Jun 2026 | 119 | 31 |
| Jul 2026 | 131 | 45 |
| Aug 2026 | 117 | 32 |
| Sep 2026 | 104 | 17 |
Sales estimate
| Copies sold on Steam | 1.5M – 4.2M | |
|---|---|---|
| Gross revenue on Steam | $22M – $75M before refunds, tax and Steam’s cut | |
| Steam reviews by buyers | 46,325 | Oct 23, 2026 |
| Copies per review | 34–90 |
Estimates are based on an aggregation of industry-accepted conversion formulas. How this is estimated
Tag DNA
| Tag | Share of Steam games |
|---|---|
| Real-Time with Pause | 1 in 390 games |
| Steampunk | 1 in 170 games |
| Colony Sim | 1 in 85 games |
| City Builder | 1 in 50 games |
| RTS | 1 in 45 games |
| Tower Defense | 1 in 38 games |
| Zombies | 1 in 35 games |
| Post-apocalyptic | 1 in 29 games |
Games like They Are Billions
| Game | Developer | Match | Steam reviews |
|---|---|---|---|
| Infection Free Zone | Jutsu Games | 85% | Very Positive · 16,710 |
| Becastled | Mana Potion Studios | 86% | Very Positive · 5,365 |
| Night is Coming | Wild Forest Studio | 88% | Mixed · 385 |
| The Last Haven | Thunder Devs. | 87% | Mixed · 1,451 |
| Frostpunk | 11 bit studios | 83% | Very Positive · 114,954 |
| Stronghold: Definitive Edition | Firefly Studios | 84% | Very Positive · 9,842 |
| Oxygen Not Included | Klei Entertainment | 81% | Overwhelmingly Positive · 135,938 |
| IXION | Bulwark Studios | 81% | Mostly Positive · 15,414 |