Comparison

Sudoku Wiz vs Quantum Cube Timer

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

Head to head
About

Sudoku Wiz

This logic puzzle game offers a unique twist on Sudoku, focusing on pure deductive reasoning without guesswork. It features over 20,000 puzzles with various grid shapes and difficulty levels, suitable for both beginners and experts.

Highlights
  • Pure deductive reasoning puzzles
  • No guesswork required
  • Regular and Jigsaw Sudoku layouts
  • Multiple grid sizes (6x6 to 9x9)
  • Over 600 unique grid shapes
  • 20,000+ original puzzles
  • Multiple difficulty levels
Features
Read full description

A NEW AND FUN TWIST ON SUDOKU Do you like to use your noggin? Do you like logic puzzles? Then you'll love Ishidoku. Ishidoku challenges your deductive reasoning skills. You won't be able to guess your way through this game. NO NEED FOR COMPLICATED METHODS Ishidoku differs slightly from regular sudoku in that there is no guesswork. The puzzles are designed to be solved purely by deductive reasoning, so you won't need to make pencil marks or use complicated methods. All the clues are there; it's up to you to find them. LIKE JIGSAW SUDOKUS? WE HAVE 600 DIFFERENT JIGSAW LAYOUTS! Ishidoku is fun for beginners and experts alike. We have regular and jigsaw sudokus in sizes 6×6, 7×7, 8×8, and 9×9, with over 600 different grid shapes. With difficulty levels from easy to hard and over 20,000 unique and original puzzles to choose from, there's something for everyone. YOU DON'T HAVE TO BE A SUDOKU EXPERT So if you haven't tried sudoku before, this is a great way to learn. Hours of fun for all ages.

About

Quantum Cube Timer

This cloud-based timer helps speed cubers track progress and analyze performance across devices. It offers an intuitive interface for effortless time tracking and personal record breaking, whether for competition or practice.

Highlights
  • Cloud-based time syncing
  • Cross-device compatibility
  • Intuitive interface
  • Performance analysis
  • Personal record tracking
  • Effortless progress tracking
Features
Read full description

Elevate your cubing experience with Quantum Cube—the ultimate cloud-based timer that syncs your times seamlessly across all your devices. Designed for speed cubers of all levels, Quantum Cube features an intuitive and simple interface that lets you track your progress effortlessly. Analyze your performance, break your personal records, and train smarter whether you’re competing or honing your skills. Experience the future of cubing with a timer that keeps you connected and ahead of the game.

Screenshots

Sudoku Wiz4 screens
Quantum Cube Timer4 screens

Verdict

The call

The clearest difference is rating: Sudoku Wiz at 5.0 against Quantum Cube Timer's 4.5. Sudoku Wiz also leads on update cadence (every 9 days vs every 6 weeks). Quantum Cube Timer's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, device support and iOS requirement 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 Wiz sells 5 one-off in-app purchases. Quantum Cube Timer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Sudoku Wiz holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Quantum Cube Timer has 6 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Sudoku Wiz ships an update every 9 days, Quantum Cube Timer every 6 weeks. The most recent releases landed on October 13, 2026 and September 27, 2026 respectively.

Scorecard6 real differences · 4 level
Sudoku Wiz versus Quantum Cube Timer: the parameters behind the verdict, then further details
ParameterSudoku WizQuantum Cube Timer
PriceFreeFree
Rating5.0 (1 ratings) — better4.5 (6 ratings)
Positive reviews—75.0% of reviews
Number of ratings16 — better
Update frequencyEvery 9 days — betterEvery 6 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.112.0 — better
Further details — not scored
Size161 MB51 MB
Age rating4+4+
DeveloperThe Redington GroupQuantum Cube LLC

Customer experience

Sudoku Wiz

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Quantum Cube Timer

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

5 purchases

Sudoku Wiz

One-time5
  • +100$0.49
  • +500$0.99
  • +1000$1.49
Show 2 more
  • +2000$1.99
  • Premium Edition$3.99
None

Quantum Cube Timer

No in-app purchases

Questions

Is Sudoku Wiz free?
Sudoku Wiz is free to download, with in-app purchases available.
Is Quantum Cube Timer free?
Quantum Cube Timer is free to download, with no in-app purchases.
Which has better reviews, Sudoku Wiz or Quantum Cube Timer?
Sudoku Wiz is rated higher. Sudoku Wiz averages 5.0 out of 5 from 1 ratings, while Quantum Cube Timer averages 4.5 from 6 ratings.
Do Sudoku Wiz or Quantum Cube Timer have ads?
Sudoku Wiz shows ads; Quantum Cube Timer does not.
Which is updated more often, Sudoku Wiz or Quantum Cube Timer?
Sudoku Wiz ships an update every 9 days, and Quantum Cube Timer every 6 weeks. Most recently, Sudoku Wiz was updated on October 13, 2026 and Quantum Cube Timer on September 27, 2026.

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