The Game Census
Spiral Knights cover art

Spiral Knights

Grey Havens · 2011-06-14

Steam

ActionAdventureCasualIndieMassively MultiplayerRPGFree To Play

Modes: Single player, Multiplayer, Co-operative, Massively Multiplayer Online (MMO) · Perspectives: Third person

Releases: Apr 04, 2011 (Mac), Apr 04, 2011 (Linux), Apr 04, 2011 (PC (Microsoft Windows))

Join the ranks of the Spiral Knights. Stranded on an alien world, you must explore the ever-changing Clockworks beneath its surface.

Spiral Knights is a free-to-play Action, Adventure, Casual, and Indie game released in 2011, with an estimated 2,000,000 .. 5,000,000 owners and a Very Positive review sentiment (84% of 24234 reviews).

112
playing now
84%
positive of 24k reviews
Very Positive
steam's rating (official)
2,000,000–5,000,000
owners (SteamSpy est.)
51/100
critic score (1 outlets, IGDB)
62/100
IGDB user rating (31 ratings)
gold
deck/linux tier (ProtonDB)
Playable
Steam Deck (Valve)
SteamOS: Playable
Free
steam price (US)

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

Spiral Knights is a massively multiplayer online game created by Three Rings Design and now owned by Grey Havens. The free-to-play, Java-based game was released in 2011 and is still updated with new content and re-occurring events.

Trailer

Spiral Knights trailer thumbnail

Spiral Knights - Official Launch Trailer

≈469,235 YouTube results for this game's trailer search

Health check

Healthy
  • · 112 players in-game at the last census sample.
  • · 583 reviews in the last 8 weeks (~73/week).
  • · Review velocity up 33% vs the prior 8 weeks.
  • · Top 3% of 27,667 Action games in the census by review count.

Health tier since 2026-08-28

All-time low: $19.99 at Steam (2018-10-31)via IsThereAnyDeal

Review momentum

PositiveNegative
28228220182026Week of 2018-01-01: 114 positiveWeek of 2018-01-01: 30 negativeWeek of 2018-02-01: 91 positiveWeek of 2018-02-01: 27 negativeWeek of 2018-03-01: 87 positiveWeek of 2018-03-01: 34 negativeWeek of 2018-04-01: 77 positiveWeek of 2018-04-01: 25 negativeWeek of 2018-05-01: 88 positiveWeek of 2018-05-01: 21 negativeWeek of 2018-06-01: 91 positiveWeek of 2018-06-01: 22 negativeWeek of 2018-07-01: 101 positiveWeek of 2018-07-01: 25 negativeWeek of 2018-08-01: 81 positiveWeek of 2018-08-01: 23 negativeWeek of 2018-09-01: 70 positiveWeek of 2018-09-01: 20 negativeWeek of 2018-10-01: 65 positiveWeek of 2018-10-01: 17 negativeWeek of 2018-11-01: 159 positiveWeek of 2018-11-01: 20 negativeWeek of 2018-12-01: 72 positiveWeek of 2018-12-01: 18 negativeWeek of 2019-01-01: 75 positiveWeek of 2019-01-01: 20 negativeWeek of 2019-02-01: 64 positiveWeek of 2019-02-01: 27 negativeWeek of 2019-03-01: 89 positiveWeek of 2019-03-01: 21 negativeWeek of 2019-04-01: 61 positiveWeek of 2019-04-01: 14 negativeWeek of 2019-05-01: 91 positiveWeek of 2019-05-01: 14 negativeWeek of 2019-06-01: 220 positiveWeek of 2019-06-01: 29 negativeWeek of 2019-07-01: 200 positiveWeek of 2019-07-01: 31 negativeWeek of 2019-08-01: 48 positiveWeek of 2019-08-01: 8 negativeWeek of 2019-09-01: 39 positiveWeek of 2019-09-01: 15 negativeWeek of 2019-10-01: 57 positiveWeek of 2019-10-01: 13 negativeWeek of 2019-11-01: 282 positiveWeek of 2019-11-01: 18 negativeWeek of 2019-12-01: 200 positiveWeek of 2019-12-01: 23 negativeWeek of 2020-01-01: 182 positiveWeek of 2020-01-01: 27 negativeWeek of 2020-02-01: 110 positiveWeek of 2020-02-01: 15 negativeWeek of 2020-03-01: 161 positiveWeek of 2020-03-01: 21 negativeWeek of 2020-04-01: 184 positiveWeek of 2020-04-01: 23 negativeWeek of 2020-05-01: 181 positiveWeek of 2020-05-01: 33 negativeWeek of 2020-06-01: 133 positiveWeek of 2020-06-01: 22 negativeWeek of 2020-07-01: 162 positiveWeek of 2020-07-01: 23 negativeWeek of 2020-08-01: 134 positiveWeek of 2020-08-01: 24 negativeWeek of 2020-09-01: 119 positiveWeek of 2020-09-01: 19 negativeWeek of 2020-10-01: 118 positiveWeek of 2020-10-01: 30 negativeWeek of 2020-11-01: 123 positiveWeek of 2020-11-01: 12 negativeWeek of 2020-12-01: 140 positiveWeek of 2020-12-01: 21 negativeWeek of 2021-01-01: 145 positiveWeek of 2021-01-01: 27 negativeWeek of 2021-02-01: 109 positiveWeek of 2021-02-01: 22 negativeWeek of 2021-03-01: 113 positiveWeek of 2021-03-01: 23 negativeWeek of 2021-04-01: 87 positiveWeek of 2021-04-01: 34 negativeWeek of 2021-05-01: 106 positiveWeek of 2021-05-01: 31 negativeWeek of 2021-06-01: 110 positiveWeek of 2021-06-01: 21 negativeWeek of 2021-07-01: 107 positiveWeek of 2021-07-01: 18 negativeWeek of 2021-08-01: 87 positiveWeek of 2021-08-01: 17 negativeWeek of 2021-09-01: 81 positiveWeek of 2021-09-01: 19 negativeWeek of 2021-10-01: 71 positiveWeek of 2021-10-01: 16 negativeWeek of 2021-11-01: 93 positiveWeek of 2021-11-01: 8 negativeWeek of 2021-12-01: 88 positiveWeek of 2021-12-01: 33 negativeWeek of 2022-01-01: 88 positiveWeek of 2022-01-01: 15 negativeWeek of 2022-02-01: 75 positiveWeek of 2022-02-01: 15 negativeWeek of 2022-03-01: 79 positiveWeek of 2022-03-01: 13 negativeWeek of 2022-04-01: 55 positiveWeek of 2022-04-01: 21 negativeWeek of 2022-05-01: 67 positiveWeek of 2022-05-01: 19 negativeWeek of 2022-06-01: 61 positiveWeek of 2022-06-01: 16 negativeWeek of 2022-07-01: 82 positiveWeek of 2022-07-01: 23 negativeWeek of 2022-08-01: 75 positiveWeek of 2022-08-01: 21 negativeWeek of 2022-09-01: 74 positiveWeek of 2022-09-01: 14 negativeWeek of 2022-10-01: 50 positiveWeek of 2022-10-01: 12 negativeWeek of 2022-11-01: 63 positiveWeek of 2022-11-01: 13 negativeWeek of 2022-12-01: 57 positiveWeek of 2022-12-01: 11 negativeWeek of 2023-01-01: 60 positiveWeek of 2023-01-01: 11 negativeWeek of 2023-02-01: 55 positiveWeek of 2023-02-01: 6 negativeWeek of 2023-03-01: 67 positiveWeek of 2023-03-01: 14 negativeWeek of 2023-04-01: 61 positiveWeek of 2023-04-01: 14 negativeWeek of 2023-05-01: 59 positiveWeek of 2023-05-01: 12 negativeWeek of 2023-06-01: 58 positiveWeek of 2023-06-01: 11 negativeWeek of 2023-07-01: 63 positiveWeek of 2023-07-01: 17 negativeWeek of 2023-08-01: 66 positiveWeek of 2023-08-01: 24 negativeWeek of 2023-09-01: 53 positiveWeek of 2023-09-01: 16 negativeWeek of 2023-10-01: 57 positiveWeek of 2023-10-01: 8 negativeWeek of 2023-11-01: 87 positiveWeek of 2023-11-01: 7 negativeWeek of 2023-12-01: 62 positiveWeek of 2023-12-01: 11 negativeWeek of 2024-01-01: 48 positiveWeek of 2024-01-01: 8 negativeWeek of 2024-02-01: 41 positiveWeek of 2024-02-01: 14 negativeWeek of 2024-03-01: 53 positiveWeek of 2024-03-01: 12 negativeWeek of 2024-04-01: 45 positiveWeek of 2024-04-01: 10 negativeWeek of 2024-05-01: 43 positiveWeek of 2024-05-01: 13 negativeWeek of 2024-06-01: 52 positiveWeek of 2024-06-01: 12 negativeWeek of 2024-07-01: 54 positiveWeek of 2024-07-01: 14 negativeWeek of 2024-08-01: 74 positiveWeek of 2024-08-01: 15 negativeWeek of 2024-09-01: 47 positiveWeek of 2024-09-01: 16 negativeWeek of 2024-10-01: 41 positiveWeek of 2024-10-01: 10 negativeWeek of 2024-11-01: 34 positiveWeek of 2024-11-01: 7 negativeWeek of 2024-12-01: 33 positiveWeek of 2024-12-01: 15 negativeWeek of 2025-01-01: 59 positiveWeek of 2025-01-01: 10 negativeWeek of 2025-02-01: 43 positiveWeek of 2025-02-01: 13 negativeWeek of 2025-03-01: 54 positiveWeek of 2025-03-01: 7 negativeWeek of 2025-04-01: 38 positiveWeek of 2025-04-01: 10 negativeWeek of 2025-05-01: 38 positiveWeek of 2025-05-01: 10 negativeWeek of 2025-06-01: 22 positiveWeek of 2025-06-01: 28 negativeWeek of 2025-07-01: 42 positiveWeek of 2025-07-01: 33 negativeWeek of 2025-08-01: 28 positiveWeek of 2025-08-01: 17 negativeWeek of 2025-09-01: 45 positiveWeek of 2025-09-01: 26 negativeWeek of 2025-10-01: 30 positiveWeek of 2025-10-01: 15 negativeWeek of 2025-11-01: 43 positiveWeek of 2025-11-01: 15 negativeWeek of 2025-12-01: 39 positiveWeek of 2025-12-01: 21 negativeWeek of 2026-01-01: 32 positiveWeek of 2026-01-01: 24 negativeWeek of 2026-02-01: 31 positiveWeek of 2026-02-01: 29 negativeWeek of 2026-03-01: 44 positiveWeek of 2026-03-01: 11 negativeWeek of 2026-04-01: 58 positiveWeek of 2026-04-01: 13 negativeWeek of 2026-05-01: 98 positiveWeek of 2026-05-01: 20 negativeWeek of 2026-06-01: 64 positiveWeek of 2026-06-01: 22 negativeWeek of 2026-07-01: 56 positiveWeek of 2026-07-01: 21 negativeWeek of 2026-08-01: 45 positiveWeek of 2026-08-01: 19 negative
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Players online

3891052026-09-15 11:00 — 134 players2026-09-16 20:00 — 239 players2026-09-18 03:00 — 215 players2026-09-19 11:00 — 245 players2026-09-20 18:00 — 389 players2026-09-22 02:00 — 277 players2026-09-23 09:00 — 171 players2026-09-24 17:00 — 275 players2026-09-26 00:00 — 258 players2026-09-27 08:00 — 207 players2026-09-28 15:00 — 226 players2026-09-29 23:00 — 214 players2026-10-01 06:00 — 121 players2026-10-02 14:00 — 162 players2026-10-03 22:00 — 211 players2026-10-05 06:00 — 105 players2026-10-06 13:00 — 183 players2026-10-07 21:00 — 228 players2026-10-09 04:00 — 160 players2026-10-10 12:00 — 162 players2026-10-11 19:00 — 276 players2026-10-13 03:00 — 202 players2026-10-14 10:00 — 112 players
Concurrent players, hourly average, last 30 days (census samples).
2.2k93Jul 2012Aug 2026Jul 2012 — avg 1,365 · peak 2,224Dec 2012 — avg 1,167 · peak 2,103May 2013 — avg 850 · peak 1,680Oct 2013 — avg 1,063 · peak 2,589Mar 2014 — avg 802 · peak 1,593Aug 2014 — avg 739 · peak 1,223Jan 2015 — avg 653 · peak 1,240Jun 2015 — avg 603 · peak 1,015Nov 2015 — avg 436 · peak 875Apr 2016 — avg 411 · peak 822Sep 2016 — avg 395 · peak 755Feb 2017 — avg 417 · peak 745Jul 2017 — avg 452 · peak 707Dec 2017 — avg 328 · peak 571May 2018 — avg 277 · peak 503Oct 2018 — avg 218 · peak 426Mar 2019 — avg 234 · peak 489Aug 2019 — avg 227 · peak 396Jan 2020 — avg 213 · peak 363Jun 2020 — avg 312 · peak 475Nov 2020 — avg 208 · peak 405Apr 2021 — avg 212 · peak 410Sep 2021 — avg 158 · peak 268Feb 2022 — avg 124 · peak 223Jul 2022 — avg 124 · peak 221Dec 2022 — avg 122 · peak 218May 2023 — avg 96 · peak 193Oct 2023 — avg 115 · peak 218Mar 2024 — avg 105 · peak 184Aug 2024 — avg 106 · peak 191Jan 2025 — avg 102 · peak 197Jun 2025 — avg 110 · peak 193Nov 2025 — avg 112 · peak 190Apr 2026 — avg 254 · peak 471Aug 2026 — avg 257 · peak 742
Monthly average players (source: steamcharts.com) — history via steamcharts.com; live census sampling since Aug 2026.

Price history

$39.99$0.002015-01-012018-10-312015-01-01 — best price $0.002016-07-07 — best price $39.992016-07-08 — best price $0.002016-07-09 — best price $0.002016-07-10 — best price $0.002016-07-12 — best price $39.992016-07-13 — best price $0.002016-07-15 — best price $0.002016-07-16 — best price $39.992016-07-18 — best price $0.002016-07-19 — best price $0.002016-07-20 — best price $0.002016-07-21 — best price $39.992016-07-22 — best price $0.002016-07-23 — best price $0.002016-07-24 — best price $0.002016-07-25 — best price $0.002016-07-26 — best price $0.002016-07-27 — best price $0.002016-07-28 — best price $0.002018-06-09 — best price $39.992018-10-31 — best price $0.00
Lowest recorded price across tracked stores, per day (census snapshots).

Attention

50192026-05-30 — 47 pageviews2026-06-03 — 39 pageviews2026-06-07 — 30 pageviews2026-06-11 — 24 pageviews2026-06-15 — 39 pageviews2026-06-19 — 44 pageviews2026-06-23 — 32 pageviews2026-06-27 — 32 pageviews2026-07-01 — 26 pageviews2026-07-05 — 48 pageviews2026-07-09 — 31 pageviews2026-07-13 — 37 pageviews2026-07-17 — 19 pageviews2026-07-21 — 38 pageviews2026-07-25 — 32 pageviews2026-07-29 — 30 pageviews2026-08-02 — 26 pageviews2026-08-06 — 29 pageviews2026-08-10 — 37 pageviews2026-08-14 — 27 pageviews2026-08-18 — 35 pageviews2026-08-22 — 43 pageviews2026-08-26 — 36 pageviews2026-08-30 — 41 pageviews2026-09-03 — 33 pageviews2026-09-07 — 37 pageviews2026-09-11 — 37 pageviews2026-09-15 — 32 pageviews2026-09-19 — 50 pageviews2026-09-23 — 32 pageviews2026-09-27 — 41 pageviews2026-10-01 — 35 pageviews2026-10-05 — 36 pageviews2026-10-08 — 20 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Twitch viewers

602026-10-09 20:35 — 0 viewers2026-10-13 10:34 — 6 viewers2026-10-13 11:34 — 0 viewers2026-10-13 14:34 — 1 viewers2026-10-13 15:34 — 0 viewers2026-10-13 16:34 — 0 viewers2026-10-13 17:34 — 0 viewers2026-10-13 19:34 — 2 viewers
Hourly Twitch viewers (census snapshots).

Completion

54
achievements tracked
77.7%
earned "First Steps"
5.5%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsmacOSSingle-playerMulti-playerMMOCo-opSteam AchievementsSteam Trading CardsIn-App PurchasesPartial Controller SupportIncludes level editor1 DLC

4 supported languages: English, French, German, Spanish - Spain

Post-launch support: 1 DLC released, first 2012-02-29 (Steam store data)

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)47,8751%54

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

Where its players are

Share of Steam reviews by language (top languages measured) — a proxy for where the player base lives.

Player tags

RPGCuteCo-opActionMMORPGSci-fiAdventureAction RPGMultiplayerFree to Play

Census log

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

Recent updates

Players also track

Star Control®: OriginsMiscreatedZigguratRising WorldTanziaOmensight: Definitive EditionForce of Nature

Similarity via IGDB.

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