Comparison

Basic NumberPlace Blue vs SUDOKU.Studio

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Basic NumberPlace Blue

This game challenges players to fill a 9x9 grid with numbers 1-9. Numbers must not repeat in any row, column, or 3x3 subgrid. It's a classic logic puzzle experience.

Highlights
  • 9x9 grid puzzle
  • Number placement 1-9
  • Row and column constraints
  • 3x3 subgrid rules
  • Logic-based gameplay
Features
Read full description

"Number Place" is a game where players enter numbers 1 to 9 in 9 by 9 cells, which consist of 9 sets of 3 by 3 cells, in columns, rows, and 3 by 3 cells without overlapping any two of them. - The 9 by 9 cells, which consist of 9 groups of 3 by 3, already contain the numbers in question. - If you manage to enter numbers 1 to 9 in columns, rows, and 3 by 3 cells without overlaps based on the numbers in question, the game is over. Number Place is Sudoku! 数独!

About

SUDOKU.Studio

This app offers a wide range of Sudoku puzzles with adjustable difficulty levels for all skill sets. It includes helpful features like hints, error checking, and candidate number entry. Daily challenges and collectible emblems provide ongoing engagement.

Highlights
  • Adjustable difficulty levels
  • Hint function
  • Daily challenges with emblems
  • Candidate number entry
  • Mistake checking
  • Auto-save function
  • Time display
Features
Read full description

Regardless of whether you are a beginner or an expert at Sudoku, you will be able to select a difficulty that best suits your skill level. The “Hint” function is available on all Sudoku puzzles whenever you get stuck. All Sudoku puzzles can be solved logically. There are no puzzles that require using proof by reduction to solve. In addition, as you can input numbers by either selecting the cell first or the number first, you will be able to enjoy the puzzles without much hassle. You can solve one Sudoku puzzle each day by completing the daily challenges. Solve all monthly puzzles to get different emblems every month. As you can also attempt Sudoku puzzles challenges and puzzles from the past, you can collect up to 12 different emblems every year. ・There are 6 difficulty levels ranging from Beginner to Challenge. ・There are detailed explanations, complete with illustrations, on all solving methods ranging from Hidden Single to X-Wing. ・All puzzles come with a “Hint” function. ・There is a function that allows you to enter all candidate numbers at once. ・There is a function that allows you to delete all candidate numbers at once. ・There is also a “Hide ads” function (paid), if you do not wish to see any ads. ・You can also check for mistakes with just a simple tap of a button. Incorrect numbers will be displayed in red. ・You can choose whether to highlight duplicate numbers. ・You can choose whether to highlight the block, row and column of the selected cell. ・There is also an “Eraser” function. ・There is a function to undo each step, and another function to start over from the beginning. ・There is also an auto-save function. Even if you quit the puzzle mid-way, you will be able to continue where you left off anytime. ・As there is a time display function, you can attempt to beat your personal record as many times as you wish. Enjoy Sudoku anytime, anywhere.

Screenshots

Basic NumberPlace Blue3 screens
SUDOKU.Studio4 screens

Verdict

The call

The clearest difference is review sentiment: Basic NumberPlace Blue at 100% against SUDOKU.Studio's 25%. Basic NumberPlace Blue also leads on rating (5.0 vs 3.0) and in-app purchases (none vs 1). SUDOKU.Studio's advantage is update cadence (every 2 months vs every 40 months). On price, ratings volume, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. SUDOKU.Studio sells 1 one-off in-app purchase. Basic NumberPlace Blue asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Basic NumberPlace Blue holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of Basic NumberPlace Blue's written reviews are positive against 25% of SUDOKU.Studio's.

UpkeepUpdate frequency

Basic NumberPlace Blue ships an update every 40 months, SUDOKU.Studio every 2 months. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

Scorecard6 real differences · 4 level
Basic NumberPlace Blue versus SUDOKU.Studio: the parameters behind the verdict, then further details
ParameterBasic NumberPlace BlueSUDOKU.Studio
PriceFreeFree
Rating5.0 (1 ratings) — better3.0 (2 ratings)
Positive reviews100.0% of reviews — better25.0% of reviews
Number of ratings12 — better
Update frequencyEvery 40 monthsEvery 2 months — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better15.0
Further details — not scored
Size13 MB157 MB
Age rating4+12+
DeveloperRUCKYGAMES CO., LTD.Works Inc.

Customer experience

Basic NumberPlace Blue

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

SUDOKU.Studio

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews12 reviews
Positive25.0%
Neutral16.7%
Negative58.3%

In-app purchases

None

Basic NumberPlace Blue

No in-app purchases

1 purchases

SUDOKU.Studio

One-time1
  • 広告非表示$7.99

Questions

Is Basic NumberPlace Blue free?
Basic NumberPlace Blue is free to download, with no in-app purchases.
Is SUDOKU.Studio free?
SUDOKU.Studio is free to download, with in-app purchases available.
Which has better reviews, Basic NumberPlace Blue or SUDOKU.Studio?
Basic NumberPlace Blue is rated higher. Basic NumberPlace Blue averages 5.0 out of 5 from 1 ratings, while SUDOKU.Studio averages 3.0 from 2 ratings.
Do Basic NumberPlace Blue or SUDOKU.Studio have ads?
Both Basic NumberPlace Blue and SUDOKU.Studio show ads.
Which is updated more often, Basic NumberPlace Blue or SUDOKU.Studio?
Basic NumberPlace Blue ships an update every 40 months, and SUDOKU.Studio every 2 months. Most recently, Basic NumberPlace Blue was updated on October 12, 2026 and SUDOKU.Studio on October 14, 2026.

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