The Game Census
Sigma Theory: Global Cold War cover art

Sigma Theory: Global Cold War

Mi-Clos Studio · Goblinz Publishing · 2019-11-21

SteamGOG

SimulationStrategy

Modes: Single player

Releases: Apr 18, 2019 (PC (Microsoft Windows)), Apr 18, 2019 (Linux), Apr 18, 2019 (Mac), Oct 18, 2022 (iOS), Oct 18, 2022 (Android), Oct 18, 2022 (Nintendo Switch)

A Turn-based Strategy game in a futuristic global cold war from the award-winning creators of Out There. Recruit a squad of special agents and run your intel agency to secure the control of the singularity.

2
playing now
76%
positive of 1.4k reviews
Mostly Positive
steam rating
50,000–100,000
owners (SteamSpy est.)
70/100
IGDB user rating (11 ratings)
platinum
deck/linux tier (ProtonDB)
$17.99
steam price (US)

2 players in-game as of 2026-08-30 07:00 UTC (census sample)

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 27% of 6,674 Simulation games in the census by review count.
Estimated sales: 35k–83k copies

Review-multiple estimate from 1,386 total reviews — how this is computed.

Current store prices

GOG$4.49-75%
lowest across shops (ITAD)$4.49-75%

Deal snapshots via CheapShark, refreshed daily.

All-time low: $1.79 at IndieGala Store (2023-06-10) · bundled 8×via IsThereAnyDeal

12-month high $17.99 · on sale 37 of 55 observed days · $2.70 above the all-time low (census price snapshots)

Players online

502026-08-11 21:00 — 0 players2026-08-12 13:00 — 0 players2026-08-13 05:00 — 3 players2026-08-13 20:00 — 1 players2026-08-14 12:00 — 2 players2026-08-15 04:00 — 0 players2026-08-15 20:00 — 4 players2026-08-16 12:00 — 2 players2026-08-17 04:00 — 2 players2026-08-17 20:00 — 5 players2026-08-18 12:00 — 0 players2026-08-19 03:00 — 1 players2026-08-19 19:00 — 1 players2026-08-20 11:00 — 2 players2026-08-21 03:00 — 0 players2026-08-21 18:00 — 2 players2026-08-22 10:00 — 1 players2026-08-23 02:00 — 3 players2026-08-23 18:00 — 4 players2026-08-24 09:00 — 0 players2026-08-25 01:00 — 3 players2026-08-25 17:00 — 1 players2026-08-26 09:00 — 1 players2026-08-27 02:00 — 1 players2026-08-27 18:00 — 2 players2026-08-28 10:00 — 0 players2026-08-29 02:00 — 0 players2026-08-29 18:00 — 0 players2026-08-30 07:00 — 2 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$18.03$1.792019-04-082026-08-302019-04-08 — best price $17.992019-07-13 — best price $17.992019-10-28 — best price $14.392020-01-13 — best price $18.032020-02-24 — best price $17.992020-05-25 — best price $17.992020-07-31 — best price $9.992020-09-04 — best price $16.092020-10-15 — best price $17.992020-11-23 — best price $9.172021-01-01 — best price $17.992021-02-08 — best price $17.992021-03-28 — best price $16.092021-05-10 — best price $17.992021-07-15 — best price $7.192021-11-12 — best price $5.502022-01-14 — best price $17.992022-04-22 — best price $5.752022-11-23 — best price $7.192023-01-21 — best price $14.162023-04-10 — best price $17.992023-06-14 — best price $3.602023-08-07 — best price $2.692023-10-10 — best price $3.592023-12-15 — best price $2.882024-02-14 — best price $3.592024-04-05 — best price $15.292024-06-06 — best price $14.162024-11-07 — best price $15.292025-02-23 — best price $15.292025-06-03 — best price $17.992025-10-09 — best price $4.492026-04-03 — best price $17.992026-08-30 — best price $4.49
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

38
achievements tracked
75.5%
earned "Comprehensive Intelligence"
23.4%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSLinuxSingle-playerSteam AchievementsSteam WorkshopSteam CloudSteam LeaderboardsFamily Sharing3 DLC

4 supported languages: English, French, German, Russian

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Switch (Nintendo)0—0

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

Player tags

3DWarCasualEconomySandboxPoliticsStrategyDifficultPoliticalManagement

Census log

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

Players also track

Star Control®: OriginsDig or DieSurvivalistReverse CrawlForce of NatureWeapon Shop FantasyRebel Galaxy OutlawCHANGE: A Homeless Survival Experience

Similarity via IGDB.

Official site ↗