GOG
BestOfficialIn stockSudoku Zenkai / 数独全卡 · Region US · Jul 17
$3.99
Sudoku Zenkai / 数独全卡
Sudoku Zenkai is a game for everyone, from beginning to advanced players. It brings a new dimension to sudoku - you can solve puzzles with your friends, wherever they are! You can start a new puzzle with a friend or call one over to help when you get stuck.
OfficialApr 2, 2018 · ImaginationOverflowCasualIndieStrategyAdjustable DifficultyCo-opWindows · Mac · Linux
Current best
$3.99
at GOG · Jul 17
All-time low
$2.59
Jul 6, 2026
Stores tracked
2
sources indexed
Review signal
90%
213 reviews
Current best · GOG
$3.99
Observed Jul 17
View best listingObserved low target
$2.59 · based on the previous indexed low
KeyDwarf only tracks observations — checkout happens on the store.
Tracked Stores
Best indexed price $3.99 at GOG.
2/2
View listing
Steam
OfficialIn stockSudoku Zenkai / 数独全卡 · Region US · Jul 16
$3.99
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.
Price History
4 observationsBest observed priceAll-time low
All-time low
$2.59
Jul 6, 2026 · Steam
12-week avg
$3.29
4 recent observations
Current vs low
+54%
Current $3.99
Recommendation
Watch for drop
consider setting an alert
Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.
Media
12 indexedCommon Questions
Where is Sudoku Zenkai / 数独全卡 cheapest right now?
Sudoku Zenkai / 数独全卡 is currently indexed at $3.99 from GOG. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.
What is the historical low for Sudoku Zenkai / 数独全卡?
The indexed low for Sudoku Zenkai / 数独全卡 is $2.59 from Steam, observed Jul 6, 2026. The current indexed price is 54% above that low, so KeyDwarf labels it "Watch for drop".
Is the top source safe?
GOG is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.
What is the review signal?
Sudoku Zenkai / 数独全卡 has a best indexed review signal of 90%.
Can KeyDwarf notify me about a lower price?
Use the alert target control on this page to save a watch target after sign-in.