Comparison

Numberplace ZERO 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

Numberplace ZERO

Enjoy classic Sudoku puzzles with a futuristic design and intuitive controls. Offers a wide range of difficulty levels suitable for beginners to advanced players. Perfect for casual play during commutes or downtime.

Highlights
  • Curated puzzles
  • Wide difficulty range
  • Futuristic design
  • Easy operation
  • Smartphone-friendly layout
Features
Read full description

ナンプレZEROは、ナンプレを楽しめる定番ゲームです。 移動中や待ち時間等、気軽になんぷれを楽しんでいただけたらと思い開発しました。 【アプリの特徴】 ・厳選された問題 初心者から上級者まで楽しめるように幅広い難易度を設定しています。 ・クールなデザイン 未来的なデザインで、ナンプレに集中できるようにしました。 ・かんたん操作 スマホでも使いやすいようにレイアウトしています。 【こんな人におすすめ】 ・数独やナンクロなどのパズルを解くのが好きな方 ・空いた時間にスマホでゲームをされる方 ・謎解き、脱出ゲーム、パズルゲームなどの脳トレ系アプリが好きな方 ・クロスワードが好きな方 ・ほかのナンプレアプリをクリアしてしまった方

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

Numberplace ZERO2 screens
SUDOKU.Studio4 screens

Verdict

The call

The clearest difference is review sentiment: Numberplace ZERO at 80% against SUDOKU.Studio's 25%. Numberplace ZERO also leads on rating (5.0 vs 3.0) and in-app purchases (none vs 1). On price, ratings volume, update cadence and ads 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. Numberplace ZERO asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Numberplace ZERO 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: 80% of Numberplace ZERO's written reviews are positive against 25% of SUDOKU.Studio's.

UpkeepUpdate frequency

Numberplace ZERO ships an update every 3 months, SUDOKU.Studio every 2 months. The most recent releases landed on September 22, 2026 and August 18, 2026 respectively.

Scorecard5 real differences · 5 level
Numberplace ZERO versus SUDOKU.Studio: the parameters behind the verdict, then further details
ParameterNumberplace ZEROSUDOKU.Studio
PriceFreeFree
Rating5.0 (1 ratings) — better3.0 (2 ratings)
Positive reviews80.0% of reviews — better25.0% of reviews
Number of ratings12 — better
Update frequencyEvery 3 monthsEvery 2 months — better
AdsYesYes
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.0
Further details — not scored
Size151 MB156 MB
Age rating4+12+
DeveloperRELEASE BASE, K.K.Works Inc.

Customer experience

Numberplace ZERO

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews50 reviews
Positive80.0%
Neutral10.0%
Negative10.0%

SUDOKU.Studio

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

In-app purchases

None

Numberplace ZERO

No in-app purchases

1 purchases

SUDOKU.Studio

One-time1
  • 広告非表示$7.99

Questions

Is Numberplace ZERO free?
Numberplace ZERO 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, Numberplace ZERO or SUDOKU.Studio?
Numberplace ZERO is rated higher. Numberplace ZERO averages 5.0 out of 5 from 1 ratings, while SUDOKU.Studio averages 3.0 from 2 ratings.
Do Numberplace ZERO or SUDOKU.Studio have ads?
Both Numberplace ZERO and SUDOKU.Studio show ads.
Which is updated more often, Numberplace ZERO or SUDOKU.Studio?
Numberplace ZERO ships an update every 3 months, and SUDOKU.Studio every 2 months. Most recently, Numberplace ZERO was updated on September 22, 2026 and SUDOKU.Studio on August 18, 2026.

Other comparisons