The Game Census
Alien Shooter TD cover art

Alien Shooter TD

Sigma Team Inc. · 2017-01-13

Steam

ActionIndieStrategy

Modes: Single player · Perspectives: Bird view / Isometric

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!

Alien Shooter TD is an Action, Indie and Strategy game released in 2017, priced at $9.99, with an estimated 100,000 to 200,000 owners and a Very Positive review sentiment (85% of 918 reviews).

2
playing now
85%
positive of 918 reviews
Very Positive
steam's rating (official)
100,000–200,000
owners (SteamSpy est.)
80/100
IGDB user rating (4 ratings)
gold
deck/linux tier (ProtonDB)
Unknown
Steam Deck (Valve)
SteamOS: 0
$9.99
steam price (US)

2 players in-game as of 2026-10-14 15:00 UTC (census sample)

Health check

Quiet
  • · 2 players in-game at the last census sample.
  • · 17 reviews in the last 8 weeks (~2/week).
  • · Review velocity down 29% vs the prior 8 weeks.
  • · Top 16% of 27,649 Action games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 23k–55k copies

Review-multiple estimate from 918 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 5 of 13 observed days (census price snapshots)

Review momentum

PositiveNegative
212120172026Week of 2017-12-01: 6 positiveWeek of 2017-12-01: 1 negativeWeek of 2018-01-01: 1 negativeWeek of 2018-02-01: 5 positiveWeek of 2018-03-01: 3 positiveWeek of 2018-03-01: 1 negativeWeek of 2018-04-01: 1 positiveWeek of 2018-05-01: 1 positiveWeek of 2018-05-01: 1 negativeWeek of 2018-06-01: 4 positiveWeek of 2018-06-01: 3 negativeWeek of 2018-07-01: 3 positiveWeek of 2018-07-01: 1 negativeWeek of 2018-08-01: 2 positiveWeek of 2018-08-01: 1 negativeWeek of 2018-09-01: 1 positiveWeek of 2018-10-01: 1 positiveWeek of 2018-10-01: 1 negativeWeek of 2018-11-01: 7 positiveWeek of 2018-11-01: 1 negativeWeek of 2018-12-01: 3 positiveWeek of 2019-01-01: 2 positiveWeek of 2019-02-01: 5 positiveWeek of 2019-02-01: 4 negativeWeek of 2019-04-01: 2 positiveWeek of 2019-05-01: 3 positiveWeek of 2019-05-01: 1 negativeWeek of 2019-06-01: 5 positiveWeek of 2019-06-01: 3 negativeWeek of 2019-07-01: 5 positiveWeek of 2019-07-01: 2 negativeWeek of 2019-08-01: 1 positiveWeek of 2019-09-01: 1 positiveWeek of 2019-09-01: 1 negativeWeek of 2019-10-01: 1 positiveWeek of 2019-10-01: 2 negativeWeek of 2019-11-01: 4 positiveWeek of 2019-12-01: 9 positiveWeek of 2019-12-01: 2 negativeWeek of 2020-01-01: 6 positiveWeek of 2020-01-01: 2 negativeWeek of 2020-02-01: 5 positiveWeek of 2020-03-01: 4 positiveWeek of 2020-04-01: 3 positiveWeek of 2020-05-01: 8 positiveWeek of 2020-05-01: 1 negativeWeek of 2020-06-01: 6 positiveWeek of 2020-07-01: 7 positiveWeek of 2020-08-01: 4 positiveWeek of 2020-09-01: 3 positiveWeek of 2020-10-01: 1 positiveWeek of 2020-11-01: 7 positiveWeek of 2020-12-01: 7 positiveWeek of 2020-12-01: 2 negativeWeek of 2021-01-01: 7 positiveWeek of 2021-02-01: 3 positiveWeek of 2021-02-01: 1 negativeWeek of 2021-03-01: 5 positiveWeek of 2021-03-01: 2 negativeWeek of 2021-04-01: 4 positiveWeek of 2021-04-01: 1 negativeWeek of 2021-05-01: 3 positiveWeek of 2021-06-01: 7 positiveWeek of 2021-06-01: 2 negativeWeek of 2021-07-01: 11 positiveWeek of 2021-08-01: 6 positiveWeek of 2021-08-01: 1 negativeWeek of 2021-09-01: 4 positiveWeek of 2021-09-01: 1 negativeWeek of 2021-10-01: 6 positiveWeek of 2021-11-01: 7 positiveWeek of 2021-11-01: 1 negativeWeek of 2021-12-01: 10 positiveWeek of 2022-01-01: 11 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 4 positiveWeek of 2022-02-01: 3 negativeWeek of 2022-03-01: 6 positiveWeek of 2022-03-01: 1 negativeWeek of 2022-04-01: 3 positiveWeek of 2022-05-01: 3 positiveWeek of 2022-05-01: 1 negativeWeek of 2022-06-01: 4 positiveWeek of 2022-07-01: 4 positiveWeek of 2022-08-01: 2 negativeWeek of 2022-09-01: 8 positiveWeek of 2022-10-01: 5 positiveWeek of 2022-11-01: 6 positiveWeek of 2022-12-01: 21 positiveWeek of 2022-12-01: 5 negativeWeek of 2023-01-01: 13 positiveWeek of 2023-01-01: 2 negativeWeek of 2023-02-01: 9 positiveWeek of 2023-03-01: 6 positiveWeek of 2023-03-01: 2 negativeWeek of 2023-04-01: 7 positiveWeek of 2023-04-01: 2 negativeWeek of 2023-05-01: 1 negativeWeek of 2023-06-01: 1 positiveWeek of 2023-06-01: 1 negativeWeek of 2023-07-01: 7 positiveWeek of 2023-08-01: 3 positiveWeek of 2023-09-01: 2 positiveWeek of 2023-10-01: 4 positiveWeek of 2023-10-01: 1 negativeWeek of 2023-11-01: 3 positiveWeek of 2023-12-01: 4 positiveWeek of 2024-01-01: 4 positiveWeek of 2024-02-01: 1 positiveWeek of 2024-03-01: 4 positiveWeek of 2024-03-01: 1 negativeWeek of 2024-04-01: 2 positiveWeek of 2024-05-01: 1 positiveWeek of 2024-06-01: 6 positiveWeek of 2024-07-01: 9 positiveWeek of 2024-08-01: 6 positiveWeek of 2024-08-01: 1 negativeWeek of 2024-09-01: 4 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 4 positiveWeek of 2024-10-01: 1 negativeWeek of 2024-11-01: 5 positiveWeek of 2024-12-01: 2 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 5 positiveWeek of 2025-02-01: 2 positiveWeek of 2025-03-01: 2 positiveWeek of 2025-04-01: 3 positiveWeek of 2025-05-01: 5 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 1 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 2 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 3 positiveWeek of 2025-09-01: 2 positiveWeek of 2025-10-01: 2 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 1 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 2 positiveWeek of 2026-01-01: 1 positiveWeek of 2026-01-01: 2 negativeWeek of 2026-02-01: 2 positiveWeek of 2026-03-01: 2 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-05-01: 1 positiveWeek of 2026-06-01: 1 positiveWeek of 2026-07-01: 3 positiveWeek of 2026-08-01: 2 positiveWeek of 2026-08-01: 1 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

702026-09-15 00:00 — 1 players2026-09-16 09:00 — 2 players2026-09-17 16:00 — 3 players2026-09-19 00:00 — 1 players2026-09-20 07:00 — 5 players2026-09-21 15:00 — 3 players2026-09-22 22:00 — 4 players2026-09-24 06:00 — 1 players2026-09-25 13:00 — 2 players2026-09-26 21:00 — 6 players2026-09-28 04:00 — 3 players2026-09-29 12:00 — 1 players2026-09-30 19:00 — 0 players2026-10-02 03:00 — 2 players2026-10-03 10:00 — 7 players2026-10-04 19:00 — 6 players2026-10-06 02:00 — 3 players2026-10-07 10:00 — 6 players2026-10-08 17:00 — 3 players2026-10-10 01:00 — 3 players2026-10-11 08:00 — 4 players2026-10-12 16:00 — 2 players2026-10-13 23:00 — 1 players2026-10-14 15:00 — 2 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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