The Game Census
Under Domain - Alien Invasion Simulator cover art

Under Domain - Alien Invasion Simulator

Playlearn · 2020-10-22

Steam

IndieSimulationStrategy

Modes: Single player · Perspectives: Third person

Releases: Oct 22, 2020 (PC (Microsoft Windows))

Under Domain - Alien Invasion Simulator will surprise you with a Sci-fi turn-based game completely different from others. How about turning yourself into an Alien and planning an invasion to Planet Earth? You can secretly influence human history and build war machines to exterminate human beings.

Under Domain - Alien Invasion Simulator is an Indie, Simulation, Strategy game released in 2020, priced at $5.99, with an estimated 20,000 .. 50,000 owners and a Mixed review sentiment (44% of 84 reviews).

0
playing now
44%
positive of 84 reviews
Mixed
steam's rating (official)
20,000–50,000
owners (SteamSpy est.)
Playable
Steam Deck (Valve)
SteamOS: Playable
$5.99
steam price (US)

0 players in-game as of 2026-10-15 00:00 UTC (census sample)

Health check

Quiet
  • · 0 players in-game at the last census sample.
  • · 7 reviews in the last 8 weeks (~1/week).
  • · Review velocity down 42% vs the prior 8 weeks.
  • · Current weekly pace is under 5% of the all-time peak week (36 reviews).
  • · Top 39% of 49,851 Indie games in the census by review count.

Health tier since 2026-09-02

Estimated sales: 1.7k–3.8k copies

Review-multiple estimate from 84 total reviews — how this is computed.

Review momentum

PositiveNegative
222220202026Week of 2020-10-01: 22 positiveWeek of 2020-10-01: 14 negativeWeek of 2020-11-01: 4 positiveWeek of 2020-11-01: 6 negativeWeek of 2020-12-01: 2 positiveWeek of 2020-12-01: 2 negativeWeek of 2021-01-01: 2 positiveWeek of 2021-01-01: 2 negativeWeek of 2021-02-01: 1 positiveWeek of 2021-02-01: 1 negativeWeek of 2021-03-01: 3 negativeWeek of 2021-04-01: 1 negativeWeek of 2021-05-01: 2 positiveWeek of 2021-05-01: 1 negativeWeek of 2021-07-01: 1 negativeWeek of 2021-10-01: 1 negativeWeek of 2021-11-01: 1 positiveWeek of 2021-11-01: 1 negativeWeek of 2021-12-01: 1 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-03-01: 1 negativeWeek of 2022-05-01: 1 negativeWeek of 2022-11-01: 1 positiveWeek of 2023-02-01: 1 negativeWeek of 2023-04-01: 1 negativeWeek of 2023-05-01: 1 negativeWeek of 2024-01-01: 1 negativeWeek of 2024-03-01: 1 negativeWeek of 2025-11-01: 1 positiveWeek of 2026-01-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

002026-09-15 09:00 — 0 players2026-09-16 17:00 — 0 players2026-09-18 01:00 — 0 players2026-09-19 08:00 — 0 players2026-09-20 16:00 — 0 players2026-09-22 00:00 — 0 players2026-09-23 07:00 — 0 players2026-09-24 15:00 — 0 players2026-09-25 22:00 — 0 players2026-09-27 06:00 — 0 players2026-09-28 13:00 — 0 players2026-09-29 21:00 — 0 players2026-10-01 04:00 — 0 players2026-10-02 12:00 — 0 players2026-10-03 20:00 — 0 players2026-10-05 04:00 — 0 players2026-10-06 11:00 — 0 players2026-10-07 19:00 — 0 players2026-10-09 02:00 — 0 players2026-10-10 10:00 — 0 players2026-10-11 17:00 — 0 players2026-10-13 01:00 — 0 players2026-10-14 08:00 — 0 players2026-10-15 00:00 — 0 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$5.99$3.592020-10-222021-03-012020-10-22 — best price $5.212020-11-02 — best price $5.992020-11-25 — best price $3.592020-12-01 — best price $5.992020-12-22 — best price $3.592021-01-05 — best price $5.992021-02-11 — best price $3.592021-02-15 — best price $5.992021-02-22 — best price $3.592021-03-01 — best price $5.99
Lowest recorded price across tracked stores, per day (census snapshots).

Details

WindowsSingle-playerFamily Sharing

1 supported languages: English

Player tags

SpaceAliensSci-fiStrategyCinematicBoard GameFuturisticManagementAtmosphericSingleplayer

Census log

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

Players also track

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Similarity via IGDB.

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