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Sudoku Universe / 数独宇宙

Sudoku Universe / 数独宇宙

Making the best Sudoku game on Steam.

Released Dec 18, 2017 Developer Konstructors Publisher Hook Games Platforms Windows · Mac · Linux CasualIndiePuzzleStrategyRelaxing
View on Steam ↗ $2.99 (US · as of 2026-07-26)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Data as of 2026-05-20.

95.1%positive2,919 reviews
Recommended · 0 found this helpful

“Not much to say here. It's literally just Sudoku. The UI is clean. Accessibility options are available if needed. More than enough puzzles if you include the DLCs. There are a select few puzzles though that have incorrect difficulties (Medium #57 for example) so be warned.…”

— a player, Steam review · 58 hrs played
Recommended · 0 found this helpful

“A classic, but still just as enjoyable”

— a player, Steam review · 1 hrs played
Recommended · 0 found this helpful

“ow its sudoku ow”

— a player, Steam review · 45 hrs played
Read more reviews ↗

Player activity

Monthly average concurrent players. Live count fetched 2026-07-11 12:54 UTC · history via SteamCharts.

62playing at last check
6724-hour peak
230all-time peak
0 50 100 2018 2020 2022 2024 2026 62 avg · Jul 2022

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-07-25.

76achievements
23.2%median completion
9.1%rarest:
79.0% of players 68.0% of players 63.5% of players 60.3% of players 57.5% of players 55.0% of players 53.0% of players 51.1% of players 49.3% of players 46.8% of players 44.8% of players 43.5% of players 42.4% of players 41.4% of players 40.3% of players 39.4% of players 38.6% of players 37.7% of players 36.9% of players 36.2% of players 35.3% of players 34.6% of players 33.8% of players 33.2% of players 32.6% of players 32.1% of players 31.7% of players 31.3% of players 31.0% of players 30.6% of players 29.7% of players 28.5% of players 27.6% of players 26.4% of players 25.7% of players 25.0% of players 24.1% of players 23.6% of players 23.2% of players 22.8% of players 22.5% of players 22.2% of players 21.8% of players 21.4% of players 21.0% of players 20.3% of players 19.9% of players 19.5% of players 18.8% of players 18.4% of players 18.2% of players 17.9% of players 17.6% of players 17.2% of players 16.9% of players 16.5% of players 16.0% of players 15.7% of players 15.5% of players 15.3% of players 79.0% 0% most earned rarest
Almost everyone has
79.0%Q — Q
68.0%W — W
63.5%E — E
Rarest badges of honor
9.1% —
9.9% —
12.9% —

Price tracking

US-region pricing (USD), sampled twice daily by our own tracker since 2026-07-11. Steam prices vary by region — always confirm your local price on Steam.

$2.99current · sampled 2026-07-26 08:39 UTC
$2.99lowest since tracking began2026-07-11
US2.99 USD
EU2.99 EUR
UK2.49 GBP
Australia4.50 AUD
Canada3.89 CAD
Japan350 JPY
Brazil10.49 BRL
China15.00 CNY

Regional prices at last sample, in local currency — Steam sets each region's price independently.

Brazil≈$2.1 Japan China Canada US Australia UK EU≈$3.4

Cheapest → most expensive, converted to USD at ECB reference rates (2026-07-24). Relative comparison only.

$0 $2.5 $5 07-11 07-13 07-16 07-19 07-22 07-26

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

May 03, 2021
Hook Games - Spring Sale 50% OFF

https://cdn.akamai.steamstatic.com/steamcommunity/public/images/clans/38245069/827af6b77610cc07710ee2d3c45f19de964b46af.jpg Hey everyone! Enjoy our Spring discounts 50% OFF (don't forget to follow dev

Mar 09, 2021
Anomaly Hunter - Pancake Week

https://cdn.akamai.steamstatic.com/steamcommunity/public/images/clans/38245069/b1a5139f837cee422de03cc0dee4d277fadf5711.png Hey everyone! We participate in Pancake Week event: https://store.steampower

Jan 18, 2021
Anomaly Hunter - THE BIG ADVENTURE EVENT

https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/38245069/da5c07da84a5a494dbfb518e2caa7a57df7c307e.jpg Hey everyone, Hope you all doing good. Haven't posted anything in a whil

Sep 29, 2020
Anomaly Hunter - Indie Cup Aesthetic Experiences

https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/38245069/3996e79c5785b43041486c554f23740355ab3f22.png Hey everyone! Anomaly Hunter participated in Indie Cup contest, got our spot in

Sep 22, 2020
Sorry, James / WayOut - 50% OFF deal

https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/38245069/10059cf5ba723fcabd9c4be8631d669131fc8097.gif Follow Hook Games dev page. Our first game - Wayout - beautiful mind-teaser: ht

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From our knowledge graph — ranked by shared traits, not a black box. Each card says why it's here.

LYNE LYNE 95.2% · 4,068 reviews shares Abstract, Minimalist, Relaxing, Puzzle Lines X Free Lines X Free 87.9% · 634 reviews shares Abstract, Minimalist, Relaxing, Puzzle A Good Snowman Is Hard To Build A Good Snowman Is Hard To Build 95.6% · 769 reviews shares Abstract, Minimalist, Relaxing, Puzzle Hook Hook 96.5% · 4,271 reviews shares Abstract, Minimalist, Relaxing, Puzzle klocki klocki 96.9% · 1,805 reviews shares Abstract, Minimalist, Relaxing, Puzzle Hexcells Hexcells 96.7% · 3,488 reviews shares Abstract, Minimalist, Relaxing, Puzzle Zup! 7 Zup! 7 94.0% · 587 reviews shares Abstract, Minimalist, Relaxing, Puzzle Linelith Linelith 98.9% · 897 reviews shares Abstract, Minimalist, Relaxing, Puzzle

Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-05-20.

GenresCasual, Indie, Strategy
Player tagsCasual · Indie · Puzzle · Strategy · Relaxing · Minimalist · Abstract · Atmospheric (SteamSpy community voting)
FeaturesSingle-player · Steam Achievements · Steam Cloud · Family Sharing
LanguagesEnglish * , French * , German * , Spanish - Spain * , Japanese * , Korean * , Portuguese - Portugal * , Portuguese - Brazil * , Russian * , Simplified Chinese * , Spanish - Latin America * , Traditional Chinese * , Turki…
Achievements76
Estimated owners100,000 – 200,000 (SteamSpy)
Official sitehttps://hook.gg/
Minimum system requirements (PC)

Minimum: OS *: Windows 7+