The Game Census
They Are Billions cover art

They Are Billions

Numantian Games · 2019-06-18

SteamGOGPlayStation StoreAmazonMicrosoft Store

Strategy

Modes: Single player · Perspectives: Bird view / Isometric

Releases: Jun 18, 2019 (PC (Microsoft Windows)), Jan 22, 2026 (Nintendo Switch 2), Jun 18, 2019 (Xbox One), Jun 18, 2019 (PlayStation 4)

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?

They Are Billions is a 2019 Strategy game priced at $26.99, with an estimated 2,000,000 .. 5,000,000 owners and a Very Positive review sentiment (85% of 51439 reviews).

2,503
playing now
85%
positive of 52k reviews
Very Positive
steam's rating (official)
2,000,000–5,000,000
owners (SteamSpy est.)
187
twitch viewers (latest)
62.3
viewers/channel (concentration)
76/100
critic score (7 outlets, IGDB)
73/100
IGDB user rating (61 ratings)
30
Nexus mods (26k downloads)
4.28★
PlayStation Store rating (1,500 ratings)
75/100
opencritic · strong · 49% recommend · from 44 critics
93h
to beat · rushed 68h · completionist 162h
silver
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$26.99
steam price (US)

2,503 players in-game as of 2026-10-14 10:00 UTC (census sample)

They Are Billions is a post-apocalyptic steampunk real-time strategy survival video game developed and published by Numantian Games. Available on Microsoft Windows, it was released onto Steam's Early Access program with a survival mode in December 2017. The game was released with a campaign titled "New Empire" on June 18, 2019. PlayStation 4 and Xbox One versions were published by BlitWorks on July 1, 2019.

Trailer

They Are Billions trailer thumbnail

They Are Billions - Official Trailer

≈1,000,000 YouTube results for this game's trailer search

Health check

Healthy
  • · 2,503 players in-game at the last census sample.
  • · 1,373 reviews in the last 8 weeks (~172/week).
  • · Review velocity down 14% vs the prior 8 weeks.
  • · Top 1% of 14,027 Strategy games in the census by review count.

Health tier since 2026-08-30

Estimated sales: 1.3M–3.1M copies

Review-multiple estimate from 51,536 total reviews — how this is computed.

Current store prices

GOG$29.99
Microsoft Store$29.99

Deal snapshots via CheapShark, refreshed daily.

All-time low: $18.74 at Steam (2018-05-05)via IsThereAnyDeal

12-month high $29.99 · on sale 3 of 63 observed days · $11.25 above the all-time low (census price snapshots)

Review momentum

PositiveNegative
2.5k2.5k20182026Week of 2018-01-01: 2,460 positiveWeek of 2018-01-01: 381 negativeWeek of 2018-02-01: 749 positiveWeek of 2018-02-01: 144 negativeWeek of 2018-03-01: 463 positiveWeek of 2018-03-01: 88 negativeWeek of 2018-04-01: 308 positiveWeek of 2018-04-01: 69 negativeWeek of 2018-05-01: 436 positiveWeek of 2018-05-01: 141 negativeWeek of 2018-06-01: 269 positiveWeek of 2018-06-01: 73 negativeWeek of 2018-07-01: 208 positiveWeek of 2018-07-01: 61 negativeWeek of 2018-08-01: 177 positiveWeek of 2018-08-01: 42 negativeWeek of 2018-09-01: 191 positiveWeek of 2018-09-01: 39 negativeWeek of 2018-10-01: 225 positiveWeek of 2018-10-01: 42 negativeWeek of 2018-11-01: 722 positiveWeek of 2018-11-01: 69 negativeWeek of 2018-12-01: 302 positiveWeek of 2018-12-01: 65 negativeWeek of 2019-01-01: 291 positiveWeek of 2019-01-01: 62 negativeWeek of 2019-02-01: 196 positiveWeek of 2019-02-01: 40 negativeWeek of 2019-03-01: 133 positiveWeek of 2019-03-01: 37 negativeWeek of 2019-04-01: 153 positiveWeek of 2019-04-01: 32 negativeWeek of 2019-05-01: 138 positiveWeek of 2019-05-01: 31 negativeWeek of 2019-06-01: 1,935 positiveWeek of 2019-06-01: 678 negativeWeek of 2019-07-01: 1,406 positiveWeek of 2019-07-01: 246 negativeWeek of 2019-08-01: 156 positiveWeek of 2019-08-01: 111 negativeWeek of 2019-09-01: 101 positiveWeek of 2019-09-01: 57 negativeWeek of 2019-10-01: 195 positiveWeek of 2019-10-01: 42 negativeWeek of 2019-11-01: 1,774 positiveWeek of 2019-11-01: 84 negativeWeek of 2019-12-01: 1,139 positiveWeek of 2019-12-01: 113 negativeWeek of 2020-01-01: 797 positiveWeek of 2020-01-01: 113 negativeWeek of 2020-02-01: 757 positiveWeek of 2020-02-01: 90 negativeWeek of 2020-03-01: 620 positiveWeek of 2020-03-01: 93 negativeWeek of 2020-04-01: 625 positiveWeek of 2020-04-01: 93 negativeWeek of 2020-05-01: 585 positiveWeek of 2020-05-01: 119 negativeWeek of 2020-06-01: 476 positiveWeek of 2020-06-01: 83 negativeWeek of 2020-07-01: 535 positiveWeek of 2020-07-01: 121 negativeWeek of 2020-08-01: 451 positiveWeek of 2020-08-01: 81 negativeWeek of 2020-09-01: 414 positiveWeek of 2020-09-01: 63 negativeWeek of 2020-10-01: 396 positiveWeek of 2020-10-01: 57 negativeWeek of 2020-11-01: 611 positiveWeek of 2020-11-01: 105 negativeWeek of 2020-12-01: 519 positiveWeek of 2020-12-01: 96 negativeWeek of 2021-01-01: 537 positiveWeek of 2021-01-01: 106 negativeWeek of 2021-02-01: 401 positiveWeek of 2021-02-01: 72 negativeWeek of 2021-03-01: 386 positiveWeek of 2021-03-01: 87 negativeWeek of 2021-04-01: 291 positiveWeek of 2021-04-01: 63 negativeWeek of 2021-05-01: 367 positiveWeek of 2021-05-01: 51 negativeWeek of 2021-06-01: 328 positiveWeek of 2021-06-01: 61 negativeWeek of 2021-07-01: 395 positiveWeek of 2021-07-01: 81 negativeWeek of 2021-08-01: 396 positiveWeek of 2021-08-01: 44 negativeWeek of 2021-09-01: 385 positiveWeek of 2021-09-01: 58 negativeWeek of 2021-10-01: 429 positiveWeek of 2021-10-01: 106 negativeWeek of 2021-11-01: 388 positiveWeek of 2021-11-01: 70 negativeWeek of 2021-12-01: 354 positiveWeek of 2021-12-01: 96 negativeWeek of 2022-01-01: 400 positiveWeek of 2022-01-01: 110 negativeWeek of 2022-02-01: 265 positiveWeek of 2022-02-01: 59 negativeWeek of 2022-03-01: 215 positiveWeek of 2022-03-01: 40 negativeWeek of 2022-04-01: 243 positiveWeek of 2022-04-01: 41 negativeWeek of 2022-05-01: 258 positiveWeek of 2022-05-01: 45 negativeWeek of 2022-06-01: 237 positiveWeek of 2022-06-01: 51 negativeWeek of 2022-07-01: 313 positiveWeek of 2022-07-01: 74 negativeWeek of 2022-08-01: 379 positiveWeek of 2022-08-01: 74 negativeWeek of 2022-09-01: 291 positiveWeek of 2022-09-01: 50 negativeWeek of 2022-10-01: 270 positiveWeek of 2022-10-01: 59 negativeWeek of 2022-11-01: 268 positiveWeek of 2022-11-01: 47 negativeWeek of 2022-12-01: 298 positiveWeek of 2022-12-01: 51 negativeWeek of 2023-01-01: 333 positiveWeek of 2023-01-01: 59 negativeWeek of 2023-02-01: 227 positiveWeek of 2023-02-01: 48 negativeWeek of 2023-03-01: 257 positiveWeek of 2023-03-01: 63 negativeWeek of 2023-04-01: 210 positiveWeek of 2023-04-01: 47 negativeWeek of 2023-05-01: 170 positiveWeek of 2023-05-01: 31 negativeWeek of 2023-06-01: 162 positiveWeek of 2023-06-01: 37 negativeWeek of 2023-07-01: 260 positiveWeek of 2023-07-01: 56 negativeWeek of 2023-08-01: 236 positiveWeek of 2023-08-01: 43 negativeWeek of 2023-09-01: 184 positiveWeek of 2023-09-01: 33 negativeWeek of 2023-10-01: 191 positiveWeek of 2023-10-01: 30 negativeWeek of 2023-11-01: 271 positiveWeek of 2023-11-01: 58 negativeWeek of 2023-12-01: 225 positiveWeek of 2023-12-01: 52 negativeWeek of 2024-01-01: 239 positiveWeek of 2024-01-01: 57 negativeWeek of 2024-02-01: 217 positiveWeek of 2024-02-01: 23 negativeWeek of 2024-03-01: 192 positiveWeek of 2024-03-01: 49 negativeWeek of 2024-04-01: 208 positiveWeek of 2024-04-01: 39 negativeWeek of 2024-05-01: 184 positiveWeek of 2024-05-01: 40 negativeWeek of 2024-06-01: 202 positiveWeek of 2024-06-01: 33 negativeWeek of 2024-07-01: 242 positiveWeek of 2024-07-01: 61 negativeWeek of 2024-08-01: 192 positiveWeek of 2024-08-01: 50 negativeWeek of 2024-09-01: 146 positiveWeek of 2024-09-01: 29 negativeWeek of 2024-10-01: 188 positiveWeek of 2024-10-01: 41 negativeWeek of 2024-11-01: 173 positiveWeek of 2024-11-01: 22 negativeWeek of 2024-12-01: 206 positiveWeek of 2024-12-01: 45 negativeWeek of 2025-01-01: 232 positiveWeek of 2025-01-01: 80 negativeWeek of 2025-02-01: 174 positiveWeek of 2025-02-01: 42 negativeWeek of 2025-03-01: 210 positiveWeek of 2025-03-01: 57 negativeWeek of 2025-04-01: 157 positiveWeek of 2025-04-01: 39 negativeWeek of 2025-05-01: 156 positiveWeek of 2025-05-01: 41 negativeWeek of 2025-06-01: 205 positiveWeek of 2025-06-01: 58 negativeWeek of 2025-07-01: 185 positiveWeek of 2025-07-01: 47 negativeWeek of 2025-08-01: 196 positiveWeek of 2025-08-01: 27 negativeWeek of 2025-09-01: 138 positiveWeek of 2025-09-01: 23 negativeWeek of 2025-10-01: 139 positiveWeek of 2025-10-01: 29 negativeWeek of 2025-11-01: 131 positiveWeek of 2025-11-01: 30 negativeWeek of 2025-12-01: 153 positiveWeek of 2025-12-01: 30 negativeWeek of 2026-01-01: 190 positiveWeek of 2026-01-01: 43 negativeWeek of 2026-02-01: 132 positiveWeek of 2026-02-01: 22 negativeWeek of 2026-03-01: 127 positiveWeek of 2026-03-01: 31 negativeWeek of 2026-04-01: 132 positiveWeek of 2026-04-01: 26 negativeWeek of 2026-05-01: 143 positiveWeek of 2026-05-01: 18 negativeWeek of 2026-06-01: 119 positiveWeek of 2026-06-01: 31 negativeWeek of 2026-07-01: 131 positiveWeek of 2026-07-01: 45 negativeWeek of 2026-08-01: 114 positiveWeek of 2026-08-01: 29 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

3.2k1.0k2026-09-14 20:00 — 1,549 players2026-09-16 04:00 — 1,525 players2026-09-17 11:00 — 2,414 players2026-09-18 19:00 — 1,678 players2026-09-20 02:00 — 1,862 players2026-09-21 10:00 — 2,207 players2026-09-22 18:00 — 1,707 players2026-09-24 01:00 — 1,315 players2026-09-25 09:00 — 2,441 players2026-09-26 16:00 — 2,490 players2026-09-28 00:00 — 1,198 players2026-09-29 07:00 — 1,874 players2026-09-30 15:00 — 2,764 players2026-10-01 22:00 — 1,120 players2026-10-03 06:00 — 2,225 players2026-10-04 14:00 — 3,195 players2026-10-05 21:00 — 1,326 players2026-10-07 05:00 — 2,070 players2026-10-08 12:00 — 2,967 players2026-10-09 20:00 — 1,583 players2026-10-11 03:00 — 2,489 players2026-10-12 11:00 — 2,835 players2026-10-13 19:00 — 1,840 players2026-10-14 10:00 — 2,503 players
Concurrent players, hourly average, last 30 days (census samples).
11k0Jun 2017Aug 2026Jun 2017 — avg 0 · peak 3Sep 2017 — avg 0 · peak 3Dec 2017 — avg 5,115 · peak 17,302Mar 2018 — avg 2,852 · peak 5,190Jun 2018 — avg 1,988 · peak 3,463Sep 2018 — avg 2,334 · peak 4,098Dec 2018 — avg 2,607 · peak 4,723Mar 2019 — avg 1,841 · peak 3,092Jun 2019 — avg 5,883 · peak 17,834Sep 2019 — avg 2,333 · peak 4,391Dec 2019 — avg 2,649 · peak 5,516Mar 2020 — avg 2,676 · peak 4,350Jun 2020 — avg 2,470 · peak 4,394Sep 2020 — avg 2,546 · peak 4,417Dec 2020 — avg 2,874 · peak 4,899Mar 2021 — avg 2,511 · peak 4,260Jun 2021 — avg 2,511 · peak 4,677Sep 2021 — avg 2,786 · peak 5,013Dec 2021 — avg 2,636 · peak 4,702Mar 2022 — avg 2,343 · peak 4,773Jun 2022 — avg 2,757 · peak 5,144Sep 2022 — avg 3,267 · peak 6,207Dec 2022 — avg 2,722 · peak 6,073Mar 2023 — avg 2,892 · peak 5,263Jun 2023 — avg 2,192 · peak 3,826Sep 2023 — avg 2,600 · peak 4,683Dec 2023 — avg 2,774 · peak 4,867Mar 2024 — avg 2,544 · peak 4,515Jun 2024 — avg 2,388 · peak 4,365Sep 2024 — avg 2,315 · peak 4,080Dec 2024 — avg 2,202 · peak 3,868Mar 2025 — avg 2,557 · peak 4,517Jun 2025 — avg 2,610 · peak 5,262Sep 2025 — avg 2,281 · peak 4,217Dec 2025 — avg 2,296 · peak 4,039Mar 2026 — avg 2,119 · peak 3,788Jun 2026 — avg 2,083 · peak 3,672Aug 2026 — avg 2,097 · peak 3,702
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Chart history

PositiveNegative
17172026-09-212026-10-132026-09-21: 17 new positive2026-09-21: 5 new negative2026-09-22: 1 new positive2026-09-22: 1 new negative2026-09-23: 3 new positive2026-09-24: 5 new positive2026-09-24: 3 new negative2026-09-26: 5 new positive2026-09-27: 4 new positive2026-09-27: 1 new negative2026-09-29: 6 new positive2026-10-01: 2 new positive2026-10-01: 1 new negative2026-10-02: 5 new positive2026-10-02: 2 new negative2026-10-03: 1 new positive2026-10-04: 2 new positive2026-10-04: 1 new negative2026-10-05: 4 new positive2026-10-06: 7 new positive2026-10-06: 1 new negative2026-10-08: 2 new positive2026-10-08: 1 new negative2026-10-09: 2 new positive2026-10-09: 1 new negative2026-10-10: 3 new positive2026-10-13: 2 new positive2026-10-13: 1 new negative
New Steam reviews per day (census review snapshots). Positive above the line, negative below.

Price history

$29.99$18.742017-12-122026-10-142017-12-12 — best price $22.492018-04-03 — best price $24.992018-08-15 — best price $19.992018-11-15 — best price $22.492019-01-28 — best price $22.492019-06-18 — best price $26.992019-09-06 — best price $29.992019-11-28 — best price $23.992020-01-02 — best price $29.992020-01-27 — best price $29.992020-05-04 — best price $29.992020-07-09 — best price $29.992020-10-15 — best price $23.992020-12-07 — best price $23.992021-02-01 — best price $26.992021-04-23 — best price $29.992021-06-24 — best price $23.992021-09-06 — best price $29.992021-12-22 — best price $23.992022-02-23 — best price $23.992022-05-17 — best price $29.992022-09-05 — best price $26.992022-11-21 — best price $29.992023-01-30 — best price $29.992023-04-07 — best price $22.492023-06-14 — best price $26.992023-08-16 — best price $26.992023-12-06 — best price $29.992024-03-14 — best price $22.492024-06-10 — best price $29.992024-11-18 — best price $29.992025-03-20 — best price $29.992025-09-01 — best price $29.992026-03-26 — best price $29.992026-08-30 — best price $29.992026-09-09 — best price $29.992026-09-19 — best price $29.992026-09-29 — best price $29.992026-10-09 — best price $29.992026-10-14 — best price $29.99
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

82242026-06-01 — 46 pageviews2026-06-05 — 82 pageviews2026-06-09 — 54 pageviews2026-06-13 — 62 pageviews2026-06-17 — 61 pageviews2026-06-21 — 35 pageviews2026-06-25 — 41 pageviews2026-06-29 — 55 pageviews2026-07-03 — 44 pageviews2026-07-07 — 50 pageviews2026-07-11 — 40 pageviews2026-07-15 — 44 pageviews2026-07-19 — 51 pageviews2026-07-23 — 54 pageviews2026-07-27 — 43 pageviews2026-07-31 — 45 pageviews2026-08-04 — 37 pageviews2026-08-08 — 54 pageviews2026-08-12 — 59 pageviews2026-08-16 — 55 pageviews2026-08-20 — 54 pageviews2026-08-24 — 63 pageviews2026-08-28 — 72 pageviews2026-09-01 — 54 pageviews2026-09-05 — 46 pageviews2026-09-09 — 51 pageviews2026-09-13 — 62 pageviews2026-09-17 — 38 pageviews2026-09-21 — 51 pageviews2026-09-25 — 35 pageviews2026-09-29 — 63 pageviews2026-10-03 — 55 pageviews2026-10-07 — 54 pageviews2026-10-11 — 68 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Twitch viewers

2.2k02026-09-30 18:34 — 47 viewers2026-10-01 03:34 — 201 viewers2026-10-01 12:34 — 179 viewers2026-10-01 21:34 — 91 viewers2026-10-02 06:34 — 24 viewers2026-10-02 15:34 — 420 viewers2026-10-03 00:34 — 300 viewers2026-10-03 09:34 — 407 viewers2026-10-03 18:34 — 120 viewers2026-10-04 03:34 — 95 viewers2026-10-04 12:34 — 285 viewers2026-10-04 21:34 — 37 viewers2026-10-05 06:34 — 8 viewers2026-10-05 15:34 — 329 viewers2026-10-06 00:34 — 227 viewers2026-10-06 09:34 — 351 viewers2026-10-06 18:34 — 138 viewers2026-10-07 03:34 — 0 viewers2026-10-07 12:34 — 290 viewers2026-10-07 21:34 — 175 viewers2026-10-08 06:34 — 105 viewers2026-10-08 15:34 — 128 viewers2026-10-09 00:34 — 193 viewers2026-10-09 09:34 — 139 viewers2026-10-09 18:34 — 8 viewers2026-10-10 03:34 — 231 viewers2026-10-10 11:34 — 1,675 viewers2026-10-10 20:35 — 75 viewers2026-10-11 05:34 — 294 viewers2026-10-11 14:34 — 18 viewers2026-10-11 23:34 — 62 viewers2026-10-12 08:34 — 337 viewers2026-10-12 17:34 — 331 viewers2026-10-13 02:34 — 21 viewers2026-10-13 11:34 — 295 viewers2026-10-13 20:34 — 105 viewers2026-10-14 05:34 — 193 viewers2026-10-14 14:34 — 706 viewers2026-10-14 17:34 — 187 viewers
Hourly Twitch viewers (census snapshots).

Completion

34
achievements tracked
61.8%
earned "Infected Killer Level 1"
5.8%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsSteam WorkshopSteam CloudStatsSteam LeaderboardsIncludes level editorRemote Play on TabletFamily Sharing1 DLC

11 supported languages: English, Spanish - Spain, French, German, Japanese, Korean, Polish, Portuguese - Brazil, Russian, Simplified Chinese, Traditional Chinese

Post-launch support: 1 DLC released, first 2019-06-18 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)15,3461%34
PS4 (PlayStation)70512%26
Xbox One (Xbox)3583%26
PS4 (PlayStation)13524%26
Switch 2 (Nintendo)80%0

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Where its players are

Share of Steam reviews by language (top languages measured) — a proxy for where the player base lives.

Player tags

RTSZombiesBuildingStrategySurvivalDifficultSteampunkColony SimCity BuilderSingleplayer

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

Star Control®: OriginsImagine EarthRimWorldMiscreatedSurvivalistPlanetbaseJudgment: Apocalypse Survival SimulationForce of Nature

Similarity via IGDB.

Official site ↗Wikipedia ↗