They Are Billions
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 humanity survive after the zombie apocalypse?
- Released
- 2019
- Developer
- Numantian Games
- Platforms
- 1 systems
- Critics
- 77
- Steam Deck
- playable
- Download
- 4 GB
What is They Are Billions?
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 humanity survive after the zombie apocalypse?
Description as published by the developer on its own store page, read 30 August 2026. It is marketing copy, not our assessment.
The record
| First released | 17 June 2019 |
|---|---|
| Developer | Numantian Games |
| Publisher | Numantian Games |
| Platforms | PC |
| Genres | Strategy |
| Languages | 12 supported |
Source. Catalogue facts from Wikidata , seeded TBA. Store data from Steam, read 30 August 2026.
How was They Are Billions received?
Method. Player figures are Steam's own totals for the PC version, read 30 August 2026. The Metacritic score is the one Steam publishes on its store page and can lag the site itself. Metacritic page. Neither is our opinion. We have not published a review of this game.
What does it support?
| Capability | Support |
|---|---|
| Controller | Not stated |
| Cloud saves | Yes |
| Cross-platform play | No |
| Mod support | Steam Workshop |
| Online play | Single-player only |
| In-game purchases | No |
| Steam Deck | playable |
| Download size | 4 GB |
| Add-on content | 1 DLC listed |
| Age gate | None |
Method. Read from the publisher's Steam listing on 30 August 2026. Describes the PC version. Console versions differ.
What does it cost?
Steam price in US dollars, read 30 August 2026. Prices move hourly and vary by region. Check the current price.
Games like They Are Billions
24 games overlap with They Are Billions on the tags Steam players applied to it, on genre, and on theme. The closest are Frostpunk, IXION and Dwarf Fortress.
Common questions about They Are Billions
What platforms is They Are Billions on?
They Are Billions is available on PC. It first released in 2019.
How much does They Are Billions cost?
$26.99 on Steam in the United States, read on 30 August 2026. Prices move often and vary by region, so check the store before buying.
Do players recommend They Are Billions?
85% of 51,383 Steam reviews are positive, which Steam rates Very Positive. That is players rating it, not our review. We have not published a review of this game.
What is the Metacritic score for They Are Billions?
77 out of 100 for the PC version, as published on the game's own Steam store page. Steam can lag Metacritic by a few points.
Does They Are Billions work on Steam Deck?
Valve rates They Are Billions as playable on the Steam Deck, from its own testing.
How big is the They Are Billions download?
4 GB on PC, from the storage requirement on its Steam listing. Console versions differ.