Comparison

Sudoku Solver (en) vs Sudoku Institute

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

Head to head
About

Sudoku Solver (en)

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Dear Sudoku Friend You've found a Sudoku in a Newspaper, that is driving you mad, because it seems to be unsolvable? You want to participate on prize competition found in various Magazines and Newspapers, but you don't have the time to solve each and everyone manually? You have created your own Sudoku and want to check if it can be solved? Then this is your Application. Our 'Sudoku Solver' delivers the requested solution within seconds, just enter the known numbers into the grid and have it solved. If you like you may solve the Sudoku on the device itself using the 'play-mode'. Once you see the solution you can transfer it, where ever needed ;-)

About

Sudoku Institute

This app teaches advanced Sudoku solving techniques with animated tutorials and step-by-step explanations. It offers training puzzles, a real-time answering system, and endless challenges to help players master the game.

Highlights
  • Professional solving techniques with animated tutorials
  • 9 training puzzles per technique
  • Real-time answering system with dynamic steps
  • Solver for player-inputted puzzles
  • Endless challenge levels (Normal, Difficult, Legend)
  • Track winning streaks and rewards
Features
Currently charting
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The fun of playing Sudoku is logical reasoning. In the current Sudoku APPs, the biggest problem is that it can’t show the solving techniques and explaining them. When players get in trouble, they can either guessing, or let the APP to help fill a baffling number. Players still confused, and can not grow. Sudoku Institute solved the problem completely. Sudoku is one of the best puzzle games in human history, and there are plenty of fans around the world. The vision of Sudoku Institute is helping players to experience the magical world of Sudoku, and boarded the peak. Sudoku Institute is game, but also tutorials. ——— TECHNIQUES There are the world's most professional solving techniques in Sudoku Institute, each skill has a detailed animated tutorials and explanation. They include Last Value, Hidden Single in box, Hidden Single in line, Pointing, Claiming, Naked/Hidden Pair, Triplet, Quad, X-Wing, Swordfish, Jellyfish, Skyscraper, Two Strings Kite, Turbot Fish, X-Chain, Group X-Chain, XY-Chain. ——— TRAINING There are 9 training puzzles for each technique. From easy to difficult, gradually deepened. ——— ANSWERING SYSTEM Sudoku Institute has created a powerful real-time answering system, she can show the details of the problem-solving steps dynamically. ——— SOLVER The Solver can solve sudoku puzzles that players input. Whenever players have doubts about a puzzle, they can get an answer from the Solver. ——— ENDLESS CHALLENGE Sudoku Institute provides three challenge levels for "Normal", "Difficult" and "Legend", which contains endless Sudoku puzzles. In the challenge levels, you can challenge your winning streak, gains and rewards.

Screenshots

Sudoku Solver (en)4 screens
Sudoku Institute4 screens

Verdict

The call

The clearest difference is price: Sudoku Solver (en) at Free against Sudoku Institute's $0.99. Sudoku Institute's advantage is chart position (#120 vs unranked) and iOS requirement (12.0 vs 18.0). On update cadence, 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

Sudoku Solver (en) is free to download; Sudoku Institute costs $0.99 up front. Sudoku Solver (en) sells 3 one-off in-app purchases and Sudoku Institute sells 6 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Sudoku Solver (en) ships an update weekly, Sudoku Institute every 10 days. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 8 level
Sudoku Solver (en) versus Sudoku Institute: the parameters behind the verdict, then further details
ParameterSudoku Solver (en)Sudoku Institute
PriceFree — better$0.99
Rating3.9 (14 ratings) — better
Positive reviews58.3% of reviews
Number of ratings14 — better
Update frequencyWeekly — betterEvery 10 days
AdsNoNo
In-app purchasesYesYes
MonetizationPaid
Best chart rank#120 — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.012.0 — better
Further details — not scored
Size2 MB6 MB
Age rating4+4+
Developerxis int. ag大胜 纪

In-app purchases

3 purchases

Sudoku Solver (en)

One-time3
  • Levels$0.99
  • Solverstrategies$1.99
  • Complete Version$1.99
6 purchases

Sudoku Institute

One-time6
  • 60 GEMS$0.99
  • 190 GEMS$2.99
  • 320 GEMS$4.99
Show 3 more
  • 750 GEMS$9.99
  • 1890 GEMS$25.99
  • 3800 GEMS$49.99

Questions

Is Sudoku Solver (en) free?
Sudoku Solver (en) is free to download, with in-app purchases available.
Is Sudoku Institute free?
Sudoku Institute costs $0.99, and also offers in-app purchases.
Do Sudoku Solver (en) or Sudoku Institute have ads?
Neither Sudoku Solver (en) nor Sudoku Institute shows ads.
Which is updated more often, Sudoku Solver (en) or Sudoku Institute?
Sudoku Solver (en) ships an update weekly, and Sudoku Institute every 10 days. Most recently, Sudoku Solver (en) was updated on September 24, 2026 and Sudoku Institute on September 18, 2026.

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