The Game Census
Alien Shooter TD cover art

Alien Shooter TD

Sigma Team Inc. · 2017-01-13

Steam

ActionIndieStrategy

Modes: Single player

Releases: Aug 22, 2016 (iOS), Jan 13, 2017 (PC (Microsoft Windows)), Aug 04, 2016 (Android)

Innovative Tower Defense inspired by legendary Alien Shooter series! The game was created in keeping with the best traditions of Sigma`s games, no concessions of any kind - everything is just like in real life!

7
playing now
85%
positive of 916 reviews
Very Positive
steam rating
100,000–200,000
owners (SteamSpy est.)
80/100
IGDB user rating (4 ratings)
gold
deck/linux tier (ProtonDB)
$9.99
steam price (US)

7 players in-game as of 2026-08-30 05:00 UTC (census sample)

Health check

Insufficient data
  • · Not enough review history collected yet to judge health.
  • · Top 36% of 10,903 Action games in the census by review count.
Estimated sales: 23k–55k copies

Review-multiple estimate from 916 total reviews — how this is computed.

All-time low: $0.74 at GamersGate (2021-12-23) · bundled 4×via IsThereAnyDeal

12-month high $9.99 · on sale 7 of 17 observed days (census price snapshots)

Players online

1012026-08-11 18:00 — 8 players2026-08-12 10:00 — 4 players2026-08-13 02:00 — 1 players2026-08-13 17:00 — 3 players2026-08-14 09:00 — 4 players2026-08-15 01:00 — 2 players2026-08-15 17:00 — 3 players2026-08-16 09:00 — 4 players2026-08-17 01:00 — 1 players2026-08-17 17:00 — 1 players2026-08-18 08:00 — 2 players2026-08-19 00:00 — 2 players2026-08-19 16:00 — 4 players2026-08-20 08:00 — 2 players2026-08-20 23:00 — 1 players2026-08-21 15:00 — 2 players2026-08-22 07:00 — 3 players2026-08-22 23:00 — 4 players2026-08-23 14:00 — 6 players2026-08-24 06:00 — 5 players2026-08-24 22:00 — 2 players2026-08-25 14:00 — 4 players2026-08-26 06:00 — 1 players2026-08-26 23:00 — 2 players2026-08-27 14:00 — 2 players2026-08-28 06:00 — 3 players2026-08-28 22:00 — 2 players2026-08-29 13:00 — 10 players2026-08-30 05:00 — 7 players
Concurrent players, hourly average, last 30 days (census samples).

Price history

$9.99$0.742017-01-132026-07-212017-01-13 — best price $7.492017-06-22 — best price $3.992017-12-21 — best price $4.992018-05-24 — best price $9.992018-09-13 — best price $9.992018-11-21 — best price $4.992019-01-03 — best price $9.992019-02-11 — best price $9.992019-04-22 — best price $9.992019-06-07 — best price $9.992019-09-12 — best price $9.992019-11-21 — best price $4.992019-12-03 — best price $4.992020-04-30 — best price $4.992020-06-25 — best price $3.752020-11-03 — best price $9.992021-01-05 — best price $9.992021-03-08 — best price $2.992021-06-25 — best price $1.502021-10-28 — best price $3.742021-12-02 — best price $9.992022-01-28 — best price $2.242022-08-01 — best price $5.992022-11-29 — best price $9.992022-12-22 — best price $2.992023-01-28 — best price $9.992023-04-17 — best price $2.992023-07-13 — best price $9.992023-11-21 — best price $1.492024-01-05 — best price $9.992024-07-12 — best price $9.992024-08-05 — best price $9.992024-12-04 — best price $9.992025-02-05 — best price $4.992025-06-26 — best price $2.992025-10-06 — best price $9.992026-03-16 — best price $9.992026-07-13 — best price $2.492026-07-21 — best price $9.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

21
achievements tracked
24.8%
earned "Serial killer"
11.3%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsSteam Trading CardsSteam CloudStatsSteam LeaderboardsFamily Sharing

3 supported languages: English, Russian, Korean

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)1,65118%21

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

Player tags

GoreBloodIndieActionAliensHorrorSci-fiShooterViolentStrategy

Census log

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

Players also track

Star Control®: OriginsUnclaimed WorldSurvivalistSol 0: Mars ColonizationPlanetbaseMedieval Kingdom WarsForce of NatureBad North: Jotunn Edition

Similarity via IGDB.

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