The Game Census
Ancient Planet Tower Defense cover art

Ancient Planet Tower Defense

Moonlight Mouse · 2015-02-03

Steam

CasualIndieStrategy

Modes: Single player · Perspectives: Bird view / Isometric

Releases: Feb 03, 2015 (Mac), Feb 03, 2015 (PC (Microsoft Windows)), Mar 08, 2014 (Android), Mar 08, 2014 (iOS)

Ancient Planet is classic tower defense game. The stronghold of an ancient civilization has been invaded by hordes of alien raiders. Use powerful technologies of the Ancient and repel the attack of the enemy's armies!

Ancient Planet Tower Defense is a Casual, Indie, and Strategy game released in 2015 for $4.99, with an estimated 100,000 to 200,000 owners and a Very Positive review sentiment (82% of 1206 reviews).

4
playing now
82%
positive of 1.2k reviews
Very Positive
steam's rating (official)
100,000–200,000
owners (SteamSpy est.)
60/100
IGDB user rating (3 ratings)
gold
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
$4.99
steam price (US)

4 players in-game as of 2026-10-15 07:00 UTC (census sample)

Health check

Quietly active
  • · 4 players in-game at the last census sample.
  • · 36 reviews in the last 8 weeks (~5/week).
  • · Review velocity down 12% vs the prior 8 weeks.
  • · Top 7% of 29,523 Casual games in the census by review count.

Health tier since 2026-08-31

Estimated sales: 30k–72k copies

Review-multiple estimate from 1,206 total reviews — how this is computed.

All-time low: $1.00 at Fanatical (2021-06-02) · bundled 6×via IsThereAnyDeal

12-month high $4.99 · on sale 10 of 20 observed days (census price snapshots)

Review momentum

PositiveNegative
171720182026Week of 2018-01-01: 12 positiveWeek of 2018-01-01: 1 negativeWeek of 2018-02-01: 6 positiveWeek of 2018-02-01: 1 negativeWeek of 2018-03-01: 8 positiveWeek of 2018-04-01: 8 positiveWeek of 2018-04-01: 1 negativeWeek of 2018-05-01: 2 positiveWeek of 2018-06-01: 14 positiveWeek of 2018-06-01: 3 negativeWeek of 2018-07-01: 7 positiveWeek of 2018-07-01: 1 negativeWeek of 2018-08-01: 5 positiveWeek of 2018-08-01: 3 negativeWeek of 2018-09-01: 4 positiveWeek of 2018-09-01: 1 negativeWeek of 2018-10-01: 10 positiveWeek of 2018-10-01: 1 negativeWeek of 2018-11-01: 9 positiveWeek of 2018-11-01: 3 negativeWeek of 2018-12-01: 3 positiveWeek of 2019-01-01: 8 positiveWeek of 2019-01-01: 2 negativeWeek of 2019-02-01: 5 positiveWeek of 2019-02-01: 1 negativeWeek of 2019-03-01: 1 positiveWeek of 2019-03-01: 1 negativeWeek of 2019-04-01: 4 positiveWeek of 2019-05-01: 4 positiveWeek of 2019-05-01: 2 negativeWeek of 2019-06-01: 7 positiveWeek of 2019-06-01: 2 negativeWeek of 2019-07-01: 3 positiveWeek of 2019-07-01: 2 negativeWeek of 2019-08-01: 6 positiveWeek of 2019-08-01: 2 negativeWeek of 2019-09-01: 4 positiveWeek of 2019-09-01: 2 negativeWeek of 2019-10-01: 1 positiveWeek of 2019-11-01: 17 positiveWeek of 2019-11-01: 1 negativeWeek of 2019-12-01: 15 positiveWeek of 2019-12-01: 1 negativeWeek of 2020-01-01: 15 positiveWeek of 2020-01-01: 4 negativeWeek of 2020-02-01: 10 positiveWeek of 2020-03-01: 10 positiveWeek of 2020-03-01: 1 negativeWeek of 2020-04-01: 7 positiveWeek of 2020-05-01: 15 positiveWeek of 2020-05-01: 2 negativeWeek of 2020-06-01: 6 positiveWeek of 2020-06-01: 2 negativeWeek of 2020-07-01: 10 positiveWeek of 2020-08-01: 6 positiveWeek of 2020-08-01: 1 negativeWeek of 2020-09-01: 10 positiveWeek of 2020-09-01: 1 negativeWeek of 2020-10-01: 7 positiveWeek of 2020-10-01: 1 negativeWeek of 2020-11-01: 14 positiveWeek of 2020-12-01: 12 positiveWeek of 2020-12-01: 1 negativeWeek of 2021-01-01: 4 positiveWeek of 2021-01-01: 1 negativeWeek of 2021-02-01: 5 positiveWeek of 2021-02-01: 1 negativeWeek of 2021-03-01: 7 positiveWeek of 2021-03-01: 1 negativeWeek of 2021-04-01: 5 positiveWeek of 2021-05-01: 8 positiveWeek of 2021-05-01: 2 negativeWeek of 2021-06-01: 8 positiveWeek of 2021-06-01: 1 negativeWeek of 2021-07-01: 5 positiveWeek of 2021-07-01: 1 negativeWeek of 2021-08-01: 8 positiveWeek of 2021-09-01: 4 positiveWeek of 2021-09-01: 1 negativeWeek of 2021-10-01: 3 positiveWeek of 2021-11-01: 5 positiveWeek of 2021-11-01: 1 negativeWeek of 2021-12-01: 4 positiveWeek of 2021-12-01: 1 negativeWeek of 2022-01-01: 6 positiveWeek of 2022-01-01: 1 negativeWeek of 2022-02-01: 2 positiveWeek of 2022-03-01: 3 positiveWeek of 2022-04-01: 6 positiveWeek of 2022-05-01: 5 positiveWeek of 2022-05-01: 3 negativeWeek of 2022-06-01: 1 positiveWeek of 2022-06-01: 1 negativeWeek of 2022-07-01: 7 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 3 positiveWeek of 2022-08-01: 2 negativeWeek of 2022-09-01: 4 positiveWeek of 2022-09-01: 1 negativeWeek of 2022-10-01: 4 positiveWeek of 2022-10-01: 2 negativeWeek of 2022-11-01: 4 positiveWeek of 2022-12-01: 7 positiveWeek of 2022-12-01: 2 negativeWeek of 2023-01-01: 8 positiveWeek of 2023-01-01: 3 negativeWeek of 2023-02-01: 6 positiveWeek of 2023-02-01: 2 negativeWeek of 2023-03-01: 8 positiveWeek of 2023-03-01: 2 negativeWeek of 2023-04-01: 7 positiveWeek of 2023-04-01: 2 negativeWeek of 2023-05-01: 4 positiveWeek of 2023-06-01: 4 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 5 positiveWeek of 2023-07-01: 1 negativeWeek of 2023-08-01: 6 positiveWeek of 2023-08-01: 2 negativeWeek of 2023-09-01: 1 positiveWeek of 2023-10-01: 6 positiveWeek of 2023-11-01: 1 positiveWeek of 2023-12-01: 4 positiveWeek of 2023-12-01: 1 negativeWeek of 2024-01-01: 4 positiveWeek of 2024-02-01: 9 positiveWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 5 positiveWeek of 2024-03-01: 2 negativeWeek of 2024-04-01: 7 positiveWeek of 2024-05-01: 9 positiveWeek of 2024-05-01: 1 negativeWeek of 2024-06-01: 6 positiveWeek of 2024-06-01: 2 negativeWeek of 2024-07-01: 11 positiveWeek of 2024-07-01: 3 negativeWeek of 2024-08-01: 6 positiveWeek of 2024-09-01: 7 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 6 positiveWeek of 2024-11-01: 7 positiveWeek of 2024-11-01: 2 negativeWeek of 2024-12-01: 7 positiveWeek of 2024-12-01: 1 negativeWeek of 2025-01-01: 7 positiveWeek of 2025-01-01: 2 negativeWeek of 2025-02-01: 1 positiveWeek of 2025-03-01: 6 positiveWeek of 2025-04-01: 6 positiveWeek of 2025-05-01: 4 positiveWeek of 2025-06-01: 10 positiveWeek of 2025-07-01: 3 positiveWeek of 2025-07-01: 1 negativeWeek of 2025-08-01: 2 positiveWeek of 2025-08-01: 3 negativeWeek of 2025-09-01: 3 positiveWeek of 2025-10-01: 4 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 3 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 3 positiveWeek of 2025-12-01: 2 negativeWeek of 2026-01-01: 5 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 4 positiveWeek of 2026-02-01: 1 negativeWeek of 2026-03-01: 2 positiveWeek of 2026-03-01: 4 negativeWeek of 2026-04-01: 1 positiveWeek of 2026-05-01: 5 positiveWeek of 2026-05-01: 1 negativeWeek of 2026-06-01: 2 positiveWeek of 2026-06-01: 2 negativeWeek of 2026-07-01: 3 positiveWeek of 2026-08-01: 3 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

1622026-09-15 16:00 — 13 players2026-09-17 00:00 — 6 players2026-09-18 08:00 — 5 players2026-09-19 15:00 — 10 players2026-09-20 23:00 — 8 players2026-09-22 07:00 — 6 players2026-09-23 14:00 — 13 players2026-09-24 22:00 — 6 players2026-09-26 05:00 — 8 players2026-09-27 13:00 — 5 players2026-09-28 20:00 — 8 players2026-09-30 04:00 — 4 players2026-10-01 11:00 — 4 players2026-10-02 19:00 — 12 players2026-10-04 03:00 — 11 players2026-10-05 10:00 — 9 players2026-10-06 18:00 — 16 players2026-10-08 01:00 — 11 players2026-10-09 09:00 — 8 players2026-10-10 16:00 — 14 players2026-10-12 00:00 — 14 players2026-10-13 08:00 — 6 players2026-10-14 15:00 — 12 players2026-10-15 07:00 — 4 players
Concurrent players, hourly average, last 30 days (census samples).
433Feb 2015Aug 2026Feb 2015 — avg 9 · peak 27Jun 2015 — avg 9 · peak 23Oct 2015 — avg 5 · peak 17Feb 2016 — avg 5 · peak 17Jun 2016 — avg 6 · peak 17Oct 2016 — avg 6 · peak 22Feb 2017 — avg 4 · peak 14Jun 2017 — avg 8 · peak 79Oct 2017 — avg 11 · peak 36Feb 2018 — avg 21 · peak 49Jun 2018 — avg 23 · peak 67Oct 2018 — avg 15 · peak 35Feb 2019 — avg 13 · peak 31Jun 2019 — avg 9 · peak 21Oct 2019 — avg 11 · peak 27Feb 2020 — avg 12 · peak 27Jun 2020 — avg 11 · peak 24Oct 2020 — avg 12 · peak 30Feb 2021 — avg 14 · peak 32Jun 2021 — avg 12 · peak 30Oct 2021 — avg 9 · peak 23Feb 2022 — avg 11 · peak 22Jun 2022 — avg 10 · peak 24Oct 2022 — avg 11 · peak 28Feb 2023 — avg 13 · peak 29Jun 2023 — avg 8 · peak 20Oct 2023 — avg 9 · peak 26Feb 2024 — avg 9 · peak 23Jun 2024 — avg 9 · peak 23Oct 2024 — avg 9 · peak 19Feb 2025 — avg 7 · peak 15Jun 2025 — avg 9 · peak 23Oct 2025 — avg 7 · peak 19Feb 2026 — avg 6 · peak 15Jun 2026 — avg 7 · peak 16Aug 2026 — avg 8 · peak 21
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$8.49$1.002015-02-032026-08-222015-02-03 — best price $8.492015-06-22 — best price $6.992015-11-30 — best price $6.992016-06-23 — best price $2.492016-10-24 — best price $4.992017-01-30 — best price $4.992017-07-05 — best price $4.992017-11-01 — best price $4.992018-01-04 — best price $4.992018-04-16 — best price $4.992018-10-22 — best price $4.992019-01-04 — best price $4.992019-05-27 — best price $2.032019-08-16 — best price $4.992019-11-11 — best price $4.992020-01-13 — best price $4.992020-04-30 — best price $1.692020-07-13 — best price $1.692020-11-09 — best price $1.692021-03-01 — best price $1.692021-06-22 — best price $1.002021-06-30 — best price $1.002021-11-24 — best price $1.692022-02-24 — best price $1.242022-08-15 — best price $4.992022-11-29 — best price $4.992023-01-23 — best price $4.992023-04-17 — best price $4.992023-07-24 — best price $4.992023-12-11 — best price $4.992024-03-04 — best price $4.992024-05-27 — best price $4.992024-09-16 — best price $4.992024-12-16 — best price $4.992025-06-24 — best price $4.992025-09-28 — best price $4.992025-12-16 — best price $4.992026-03-16 — best price $4.992026-05-29 — best price $4.992026-08-22 — best price $4.99
Lowest recorded price across tracked stores, per day (census snapshots).

Completion

47
achievements tracked
78.9%
earned "First blood"
34.6%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSSingle-playerSteam AchievementsSteam Trading CardsSteam CloudFamily Sharing

22 supported languages: English, Russian, Simplified Chinese, Spanish - Spain, French, German, Portuguese - Brazil, Turkish, Korean, Japanese, Traditional Chinese, Ukrainian…

Player tags

IndieCasualComedyStrategyDifficultIsometricAtmosphericSingleplayerTower Defense

Census log

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

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Similarity via IGDB.

Official site ↗