Comparison

Sudoku ′ No ads vs Puzzle Diary

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

Head to head
About

Sudoku ′ No ads

Engage in a classic number puzzle experience with no advertisements. This app offers unlimited grids, six difficulty levels, and daily challenges, all within a user-friendly and distraction-free interface. Enjoy a smooth and intuitive gameplay on all your devices.

Highlights
  • No ads
  • Unlimited grids
  • 6 difficulty levels
  • Daily challenges
  • Undo/Redo functionality
  • Automatic and manual notes
  • Conflict and error highlighting
Features
Read full description

Sudoku for beginners and advanced players alike, with no ads, unlimited grids on or offline, 6 difficulty levels ranging from "easy" to "diabolical," daily challenges, and a beautiful ergonomic design. Sudoku with no distractions: - Fast: no lengthy intros or slow animations. - Small: doesn't eat up a lot of storage on your device. - Friendly: big buttons avoid fat-fingering. - Non-intrusive: plays your music and nothing else. Sudoku with all the nuts and bolts: - Undo / Redo. - 10 concurrent grids. - Automatic and manual notes. - Conflict and error highlighting. - Customizable input and display settings. Sudoku on all your devices: - Universal: iPad, iPhone, and iPod touch. - Retina: native resolution on all screens. For feature requests and feedback, please email us at help@mindthefrog.com. Enjoy, The friendly team at mindthefrog :)

About

Puzzle Diary

Features
Read full description

Log your daily puzzles by using their share sheets and sending them to Puzzle Diary. Currently there is support for Globle, Wordle, Washington Post's Keyword and On the Record, NYT Crossword Mini, Strands, and Connections, and Apple News Crossword Mini. Any other game that shares text or links can also be shared and tagged as Other. Each day has its own list of results which can be shared as one full day's list, or long-pressing to share individual results.

Screenshots

Sudoku ′ No ads4 screens
Puzzle Diary4 screens

Verdict

The call

The clearest difference is price: Puzzle Diary at Free against Sudoku ′ No ads's $1.99. Sudoku ′ No ads's advantage is update cadence (every 2 months vs every 13 months) and chart position (#24 vs unranked). On 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

Puzzle Diary is free to download; Sudoku ′ No ads costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Sudoku ′ No ads ships an update every 2 months, Puzzle Diary every 13 months. The most recent releases landed on November 1, 2026 and October 27, 2026 respectively.

Scorecard4 real differences · 7 level
Sudoku ′ No ads versus Puzzle Diary: the parameters behind the verdict, then further details
ParameterSudoku ′ No adsPuzzle Diary
Price$1.99Free — better
Rating4.8 (29K ratings) — better—
Positive reviews84.7% of reviews—
Number of ratings29K — better—
Update frequencyEvery 2 months — betterEvery 13 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
Best chart rank#24 — better—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.4 — better18.0
Further details — not scored
Size3 MB1 MB
Age rating4+4+
DeveloperMind The Frog, Inc.Jimmy Bosse

Bugs and requests

Sudoku ′ No ads

Reported bugs

2 issues
  • Impossible puzzles at higher difficulties
  • Occasional grid deselection issues

Requested features

5 requests
  • Option to lock note mode
  • Ability to input custom puzzles
  • Pause button for timed games
  • Improved color contrast and themes
  • Hints or tips for solving puzzles

Puzzle Diary

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Sudoku ′ No ads

No in-app purchases

None

Puzzle Diary

No in-app purchases

Questions

Is Sudoku ′ No ads free?
Sudoku ′ No ads costs $1.99, with no in-app purchases.
Is Puzzle Diary free?
Puzzle Diary is free to download, with no in-app purchases.
Do Sudoku ′ No ads or Puzzle Diary have ads?
Neither Sudoku ′ No ads nor Puzzle Diary shows ads.
Which is updated more often, Sudoku ′ No ads or Puzzle Diary?
Sudoku ′ No ads ships an update every 2 months, and Puzzle Diary every 13 months. Most recently, Sudoku ′ No ads was updated on November 1, 2026 and Puzzle Diary on October 27, 2026.

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