Comparison

Challenge Puzzle Square vs Ultimate Sudoku Pro

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

Head to head
About

Challenge Puzzle Square

Features
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A puzzle challenge to fit the shapes onto the grid around the randomly placed blocked squares. Build the shapes simply by tapping on the grid. Great for simple spatial problem solving and suitable for children and adults.

About

Ultimate Sudoku Pro

Features
Read full description

Ultimate Sudoku Pro reinvents the classic Sudoku with a completely new approach. Here, it’s not just about placing numbers. You must combine three elements: • Numbers (classic Sudoku rule) • Frames (each color must be unique in every row and column) • Background colors (also must be different) This system creates a deeper, more strategic, and highly engaging challenge. Features: • Innovative gameplay based on 3 combined rules • Progressive levels for all skill levels • Clean and modern interface • Smooth animations and immersive experience • Perfect for training logic and focus Whether you're a beginner or an expert, discover Sudoku in a whole new way. Are you ready for the challenge?

Screenshots

Challenge Puzzle Square4 screens
Ultimate Sudoku Pro4 screens

Verdict

The call

The clearest difference is iOS requirement: Ultimate Sudoku Pro at 9.0 against Challenge Puzzle Square's 18.5. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 5 level
Challenge Puzzle Square versus Ultimate Sudoku Pro: the parameters behind the verdict, then further details
ParameterChallenge Puzzle SquareUltimate Sudoku Pro
PriceFreeFree
Update frequency—Every 4 days
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.59.0 — better
Further details — not scored
Size0 MB61 MB
Age rating4+17+
DeveloperPETER JAMES SIDESLaurent Scotto

In-app purchases

None

Challenge Puzzle Square

No in-app purchases

None

Ultimate Sudoku Pro

No in-app purchases

Questions

Is Challenge Puzzle Square free?
Challenge Puzzle Square is free to download, with no in-app purchases.
Is Ultimate Sudoku Pro free?
Ultimate Sudoku Pro is free to download, with no in-app purchases.
Do Challenge Puzzle Square or Ultimate Sudoku Pro have ads?
Neither Challenge Puzzle Square nor Ultimate Sudoku Pro shows ads.

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