Comparison

Sudoku | Keep your mind sharp! vs Sudoku Explorer

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

Head to head
About

Sudoku | Keep your mind sharp!

Engage in the classic numbers game with thousands of free Sudoku puzzles. Suitable for all skill levels, this app offers features to help you relax, sharpen your mind, and track your progress. Enjoy customizable themes and unlimited hints for a seamless puzzle experience.

Highlights
  • Thousands of free puzzles
  • Note-taking feature
  • Customizable themes
  • Multiple difficulty levels
  • Statistics tracking
  • Unlimited hints
  • Cell, row, and column highlighting
Features
Read full description

Keep your mind sharp as you play Sudoku, the classic numbers game. Classic Sudoku for beginners and experts. Thousands of free puzzles to clear your mind and relax. Whether you are looking for a relaxing puzzle experience, or a brain testing mind bender, our Sudoku has you covered. Sharpen your mind with just a few games a day. - Thousands of FREE puzzles. - All the features you need for a perfect game of Sudoku. - Take notes that automatically update as you solve numbers on the puzzle board. - Pick your favorite theme from light to dark to suit your mood. - Difficulty levels from easy to expert, with over 1,000 puzzles for each level. - Track your statistics for each difficulty level. - Cell, row, and column highlights for enhanced gameplay and a great user experience. - Use hints if you get stuck. Hints are unlimited, so you are not penalized for using them! - Simple, clean, and easy to understand gameplay. - Free updates with improvements, themes, and more Sudoku puzzles. If you love brain training exercises, calm puzzle games, and classic Sudoku, please give it a try. Thank you for playing! Love the app? Give us a five star rating, write a review and share the app with your friends! Need Help? Let us know here: https://loyalfoundry.atlassian.net/servicedesk/customer/portal/1 Privacy Policy and Terms of Use: https://www.loyal.app/privacy-policy

About

Sudoku Explorer

Features
Read full description

Sudoku Explorer is an exciting twist on the classic Sudoku puzzle game! Embark on a journey through a variety of challenging Sudoku grids, from easy to expert levels. As you progress, unlock new themes, backgrounds, and special puzzle packs. Whether you're a Sudoku novice or a seasoned expert, Sudoku Explorer offers a fun and relaxing experience with intuitive controls and stunning visuals. Solve puzzles, explore new levels, and challenge yourself in this addictive number puzzle adventure!

Screenshots

Sudoku | Keep your mind sharp!4 screens
Sudoku Explorer4 screens

Verdict

The call

The clearest difference is update cadence: Sudoku Explorer at weekly against Sudoku | Keep your mind sharp!'s every 5 weeks. Sudoku Explorer also leads on iOS requirement (12.0 vs 15.0). 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. Sudoku | Keep your mind sharp! sells 2 in-app purchases, starting at $0.99 per month and Sudoku Explorer sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sudoku | Keep your mind sharp! ships an update every 5 weeks, Sudoku Explorer weekly. The most recent releases landed on September 19, 2026 and September 16, 2026 respectively.

Scorecard2 real differences · 8 level
Sudoku | Keep your mind sharp! versus Sudoku Explorer: the parameters behind the verdict, then further details
ParameterSudoku | Keep your mind sharp!Sudoku Explorer
PriceFreeFree
Rating4.6 (225 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings225 — better—
Update frequencyEvery 5 weeksWeekly — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.012.0 — better
Further details — not scored
Size186 MB225 MB
Age rating4+4+
DeveloperLoyal Foundry, Inc.Thinking Game Limited

In-app purchases

2 purchases

Sudoku | Keep your mind sharp!

Subscriptions1
  • Premium Access3 Days trial$0.991 Month
One-time1
  • Sudoku Remove Ads$3.99
8 purchases

Sudoku Explorer

One-time8
  • 240 Coins$0.99
  • Get 720 Coins!$4.99
  • Remove Ads$4.99
Show 5 more
  • Mega Bundle$9.99
  • Get 1500 Coins!$9.99
  • Get 2800 Coins!$19.99
  • Get 6200 Coins!$49.99
  • Get 13000 Coins!$99.99

Questions

Is Sudoku | Keep your mind sharp! free?
Sudoku | Keep your mind sharp! is free to download, with in-app purchases available.
Is Sudoku Explorer free?
Sudoku Explorer is free to download, with in-app purchases available.
Do Sudoku | Keep your mind sharp! or Sudoku Explorer have ads?
Both Sudoku | Keep your mind sharp! and Sudoku Explorer show ads.
Which is updated more often, Sudoku | Keep your mind sharp! or Sudoku Explorer?
Sudoku | Keep your mind sharp! ships an update every 5 weeks, and Sudoku Explorer weekly. Most recently, Sudoku | Keep your mind sharp! was updated on September 19, 2026 and Sudoku Explorer on September 16, 2026.

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