The Game Census
Plan B: Terraform cover art

Plan B: Terraform

Gaddy Games · 2025-08-29

Steam

IndieSimulationStrategy

Modes: Single player · Perspectives: Bird view / Isometric

Releases: Feb 15, 2023 (PC (Microsoft Windows))

Terraform a lifeless rock into a lush and habitable world. Build trucks, trains, and sprawling factories on an enormous hexagonal planet. Grow its population to millions. Enjoy a dynamic simulation of atmosphere, temperature, water, and forests.

Plan B: Terraform is an Indie, Simulation, Strategy game released in 2025, priced at $15.99, with an estimated 100,000 .. 200,000 owners and a Very Positive (91% of 3614 reviews) sentiment.

164
playing now
91%
positive of 3.7k reviews
Very Positive
steam's rating (official)
100,000–200,000
owners (SteamSpy est.)
5
Nexus mods (86 downloads)
platinum
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$15.99
steam price (US)

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

Earth has a very hard time limiting global warming and its catastrophic consequences. Humanity needs a plan B in order to ensure its survival. This is up to you!(Storyline via IGDB)

Trailer

Plan B: Terraform trailer thumbnail

Plan B: Terraform - Official Worlds Of Fire And Water DLC Trailer

≈293,187 YouTube results for this game's trailer search

Health check

Cooling
  • · 164 players in-game at the last census sample.
  • · 303 reviews in the last 8 weeks (~38/week).
  • · Review velocity down 66% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (854 reviews).
  • · Top 5% of 49,583 Indie games in the census by review count.

Health tier since 2026-08-27

Estimated sales: 74k–167k copies

Review-multiple estimate from 3,706 total reviews — how this is computed.

All-time low: $7.99 at Steam (2023-11-01)via IsThereAnyDeal

12-month high $15.99 · on sale 7 of 14 observed days (census price snapshots)

Review momentum

PositiveNegative
77777720232026Week of 2023-02-01: 777 positiveWeek of 2023-02-01: 77 negativeWeek of 2023-03-01: 239 positiveWeek of 2023-03-01: 26 negativeWeek of 2023-04-01: 121 positiveWeek of 2023-04-01: 14 negativeWeek of 2023-05-01: 55 positiveWeek of 2023-05-01: 3 negativeWeek of 2023-06-01: 32 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 35 positiveWeek of 2023-07-01: 7 negativeWeek of 2023-08-01: 33 positiveWeek of 2023-08-01: 2 negativeWeek of 2023-09-01: 29 positiveWeek of 2023-09-01: 5 negativeWeek of 2023-10-01: 29 positiveWeek of 2023-10-01: 2 negativeWeek of 2023-11-01: 269 positiveWeek of 2023-11-01: 17 negativeWeek of 2023-12-01: 54 positiveWeek of 2023-12-01: 3 negativeWeek of 2024-01-01: 44 positiveWeek of 2024-01-01: 3 negativeWeek of 2024-02-01: 28 positiveWeek of 2024-02-01: 2 negativeWeek of 2024-03-01: 36 positiveWeek of 2024-03-01: 4 negativeWeek of 2024-04-01: 37 positiveWeek of 2024-04-01: 5 negativeWeek of 2024-05-01: 20 positiveWeek of 2024-05-01: 7 negativeWeek of 2024-06-01: 32 positiveWeek of 2024-06-01: 1 negativeWeek of 2024-07-01: 52 positiveWeek of 2024-07-01: 13 negativeWeek of 2024-08-01: 24 positiveWeek of 2024-08-01: 4 negativeWeek of 2024-09-01: 40 positiveWeek of 2024-09-01: 7 negativeWeek of 2024-10-01: 20 positiveWeek of 2024-10-01: 1 negativeWeek of 2024-11-01: 20 positiveWeek of 2024-12-01: 27 positiveWeek of 2024-12-01: 4 negativeWeek of 2025-01-01: 14 positiveWeek of 2025-01-01: 4 negativeWeek of 2025-02-01: 17 positiveWeek of 2025-02-01: 2 negativeWeek of 2025-03-01: 51 positiveWeek of 2025-03-01: 4 negativeWeek of 2025-04-01: 27 positiveWeek of 2025-04-01: 3 negativeWeek of 2025-05-01: 22 positiveWeek of 2025-05-01: 5 negativeWeek of 2025-06-01: 23 positiveWeek of 2025-06-01: 4 negativeWeek of 2025-07-01: 144 positiveWeek of 2025-07-01: 17 negativeWeek of 2025-08-01: 117 positiveWeek of 2025-08-01: 17 negativeWeek of 2025-09-01: 275 positiveWeek of 2025-09-01: 32 negativeWeek of 2025-10-01: 93 positiveWeek of 2025-10-01: 16 negativeWeek of 2025-11-01: 98 positiveWeek of 2025-11-01: 7 negativeWeek of 2025-12-01: 56 positiveWeek of 2025-12-01: 9 negativeWeek of 2026-01-01: 44 positiveWeek of 2026-01-01: 4 negativeWeek of 2026-02-01: 29 positiveWeek of 2026-03-01: 47 positiveWeek of 2026-03-01: 7 negativeWeek of 2026-04-01: 25 positiveWeek of 2026-04-01: 1 negativeWeek of 2026-05-01: 26 positiveWeek of 2026-05-01: 2 negativeWeek of 2026-06-01: 17 positiveWeek of 2026-06-01: 7 negativeWeek of 2026-07-01: 22 positiveWeek of 2026-07-01: 7 negativeWeek of 2026-08-01: 32 positiveWeek of 2026-08-01: 5 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

675182026-09-15 00:00 — 39 players2026-09-16 08:00 — 18 players2026-09-17 15:00 — 49 players2026-09-18 23:00 — 46 players2026-09-20 06:00 — 44 players2026-09-21 14:00 — 41 players2026-09-22 22:00 — 52 players2026-09-24 05:00 — 321 players2026-09-25 13:00 — 515 players2026-09-26 20:00 — 675 players2026-09-28 04:00 — 336 players2026-09-29 11:00 — 336 players2026-09-30 19:00 — 420 players2026-10-02 02:00 — 229 players2026-10-03 10:00 — 334 players2026-10-04 18:00 — 423 players2026-10-06 01:00 — 212 players2026-10-07 09:00 — 175 players2026-10-08 16:00 — 254 players2026-10-10 00:00 — 160 players2026-10-11 07:00 — 150 players2026-10-12 15:00 — 198 players2026-10-13 23:00 — 125 players2026-10-14 14:00 — 164 players
Concurrent players, hourly average, last 30 days (census samples).
1.2k34Feb 2023Aug 2026Feb 2023 — avg 1,160 · peak 2,323Apr 2023 — avg 127 · peak 276Jun 2023 — avg 42 · peak 96Aug 2023 — avg 46 · peak 128Oct 2023 — avg 40 · peak 85Dec 2023 — avg 67 · peak 125Feb 2024 — avg 43 · peak 95Apr 2024 — avg 43 · peak 111Jun 2024 — avg 46 · peak 250Aug 2024 — avg 56 · peak 125Oct 2024 — avg 41 · peak 96Dec 2024 — avg 42 · peak 84Feb 2025 — avg 35 · peak 73Apr 2025 — avg 89 · peak 226Jun 2025 — avg 53 · peak 137Aug 2025 — avg 194 · peak 1,743Oct 2025 — avg 144 · peak 304Dec 2025 — avg 90 · peak 172Feb 2026 — avg 71 · peak 139Apr 2026 — avg 72 · peak 175Jun 2026 — avg 49 · peak 116Aug 2026 — avg 66 · peak 178
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Chart history

PositiveNegative
14142026-09-252026-10-092026-09-25: 10 new positive2026-09-25: 4 new negative2026-09-26: 4 new positive2026-09-26: 2 new negative2026-09-27: 14 new positive2026-09-27: 2 new negative2026-09-28: 6 new positive2026-09-28: 1 new negative2026-09-29: 3 new positive2026-09-29: 2 new negative2026-09-30: 1 new positive2026-09-30: 3 new negative2026-10-01: 7 new positive2026-10-02: 2 new positive2026-10-02: 1 new negative2026-10-03: 4 new positive2026-10-05: 3 new positive2026-10-05: 1 new negative2026-10-07: 3 new positive2026-10-09: 7 new positive
New Steam reviews per day (census review snapshots). Positive above the line, negative below.

Price history

$15.99$7.992023-02-152026-07-272023-02-15 — best price $8.992023-04-17 — best price $8.992023-06-29 — best price $8.992023-08-03 — best price $8.492023-11-01 — best price $7.992023-11-16 — best price $11.992024-01-04 — best price $11.992024-03-21 — best price $11.992024-04-29 — best price $11.992024-07-11 — best price $11.992024-09-23 — best price $13.992024-12-04 — best price $13.992025-01-02 — best price $13.992025-03-20 — best price $13.992025-05-12 — best price $13.592025-06-26 — best price $13.592025-07-14 — best price $13.592025-08-29 — best price $13.592025-09-29 — best price $13.592025-11-20 — best price $13.592025-12-18 — best price $12.792026-03-05 — best price $12.792026-03-19 — best price $12.792026-04-17 — best price $12.792026-06-25 — best price $12.792026-07-20 — best price $12.792026-07-27 — best price $15.99
Lowest recorded price across tracked stores, per day (census snapshots).

Twitch viewers

1502026-09-30 22:34 — 2 viewers2026-10-01 01:34 — 0 viewers2026-10-01 04:34 — 0 viewers2026-10-01 07:34 — 0 viewers2026-10-01 10:34 — 0 viewers2026-10-01 13:34 — 0 viewers2026-10-01 16:34 — 0 viewers2026-10-01 19:34 — 3 viewers2026-10-01 22:34 — 2 viewers2026-10-02 01:34 — 0 viewers2026-10-02 04:34 — 0 viewers2026-10-02 07:34 — 0 viewers2026-10-02 10:34 — 0 viewers2026-10-02 13:34 — 0 viewers2026-10-02 19:34 — 0 viewers2026-10-02 22:34 — 0 viewers2026-10-03 01:34 — 0 viewers2026-10-03 04:34 — 0 viewers2026-10-03 07:34 — 0 viewers2026-10-03 10:34 — 0 viewers2026-10-03 13:34 — 0 viewers2026-10-03 16:34 — 7 viewers2026-10-03 19:34 — 15 viewers2026-10-03 22:34 — 0 viewers2026-10-04 01:34 — 0 viewers2026-10-05 08:34 — 0 viewers2026-10-07 07:34 — 0 viewers2026-10-09 06:34 — 0 viewers2026-10-11 06:34 — 0 viewers2026-10-11 07:34 — 0 viewers
Hourly Twitch viewers (census snapshots).

Completion

22
achievements tracked
71%
earned "Extracting"
5.1%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsSteam WorkshopAdjustable Text SizeCustom Volume ControlsAdjustable DifficultyMouse Only OptionPlayable without Timed InputSave Anytime1 DLC

16 supported languages: English, French, German, Japanese, Korean, Russian, Simplified Chinese, Portuguese - Brazil, Spanish - Spain, Italian, Czech, Polish…

Post-launch support: 1 DLC released, first 2024-06-28 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)2,3310%22

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

MarsTrainsSandboxColorfulCraftingHex GridAutomationColony SimManagementMinimalist

Census log

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

Recent updates

Players also track

Star Control®: OriginsImagine EarthUnclaimed WorldRimWorldSol 0: Mars ColonizationPlanetbaseJudgment: Apocalypse Survival SimulationIris.Fall

Similarity via IGDB.

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