Comparison

Sudoku Note vs Inkgrid Sudoku

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

Head to head
About

Sudoku Note

Enjoy Sudoku with a paper-like experience using your finger or Apple Pencil. This app features handwriting recognition for input and puzzles designed with step-by-step difficulty explanations.

Highlights
  • Handwritten number input
  • Apple Pencil support
  • Handwriting recognition
  • Step-by-step puzzle difficulty
  • Detailed solving technique explanations
Features
Read full description

Writing something by hand can feel a little inconvenient, yet strangely satisfying. Sudoku Note lets you write, erase, and take notes using Apple Pencil (or your finger), so you can enjoy Sudoku calmly, just like on paper. Instead of tapping a number pad, you simply write numbers, and handwriting recognition does the rest. Puzzles are not random. They are carefully designed with step-by-step difficulty based on solving techniques. Every puzzle includes a detailed explanation along with the solving techniques. Experience a different kind of Sudoku.

About

Inkgrid Sudoku

Enjoy daily Sudoku puzzles with a newspaper-like feel. Offers various play modes, learning tools, and detailed stats. Share your progress with friends.

Highlights
  • Daily new Sudoku puzzles
  • Endless puzzle mode
  • Enter your own puzzles
  • Interactive solving techniques
  • Multiple play modes
  • Solution replays
  • Progress tracking and stats
Features
Read full description

Inkgrid Sudoku brings the timeless joy of newspaper puzzle pages to your device. Every morning, a fresh Sudoku awaits — laid out on a beautifully textured page, complete with hand-drawn numbers, ink-stained paper, and the quiet satisfaction of filling in the last cell. DAILY PUZZLE A new puzzle every day, with difficulty that follows the rhythm of your week: easy on Monday, building to a Master-level challenge on Sunday. Start your morning ritual — coffee, newspaper, Sudoku. ENDLESS CHALLENGE Not enough? Jump into Endless mode and play unlimited puzzles at the difficulty of your choice — Easy, Medium, Hard, or Master. ENTER YOUR OWN Clip a puzzle from your real newspaper or a magazine? Tap it in and solve it right here with all of Inkgrid's tools at your fingertips. LEARN AS YOU PLAY Inkgrid doesn't just give you answers — it teaches you how to think. Hints reveal the solving technique behind each step: from Hidden Singles to X-Wings to Chaining. A built-in Technique Guide walks you through 13 methods with interactive examples, so you get better with every puzzle. PLAY YOUR WAY - Pen & Paper Mode: No assists, no highlights — pure solving - Learning Mode: See errors in real time as you go - Speed Demon: Lock a number, tap to fill — fast and fluid - Draft Mode: Pencil in candidates like a pro - Auto Notes: Let the app manage pencil marks for you WATCH THE REPLAY After solving, replay the official solution step-by-step and see which technique cracked each cell. Or replay your own solving path and relive every move. YOUR STATS, YOUR STORY Track your streak on a visual calendar. See your best times, difficulty breakdown, and progress over time. Earn titles like Grand Master, Purist, or Speed Typist based on how you play. SHARE YOUR WEEK Generate a beautiful newspaper-style share card showing your weekly accomplishments, badges, and player title. Share it with friends or keep it as a personal milestone. DESIGNED WITH CARE - Newspaper aesthetic with real paper textures (Light, Warm, Aged) - Four handwriting fonts for your entries - Sound effects: pen scratches, pencil marks, eraser sweeps - Gentle haptic feedback - Dark mode that feels like solving by lamplight - Adjustable text size for comfortable reading - Home screen widget to see today's puzzle at a glance NO ADS. NO INTERRUPTIONS. Inkgrid is a calm, focused experience. No banners, no pop-ups, no tracking. Just you and the puzzle. Syncs across your devices with iCloud.

Screenshots

Sudoku Note4 screens
Inkgrid Sudoku4 screens

Verdict

The call

The clearest difference is rating: Inkgrid Sudoku at 4.0 against Sudoku Note's 3.5. Inkgrid Sudoku also leads on monetization model (free vs free with in-app purchases) and iOS requirement (16.0 vs 26.0). Sudoku Note's advantage is update cadence (weekly vs every 5 weeks). On price, ratings volume, ads and in-app purchases 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 Note sells 1 one-off in-app purchase and Inkgrid Sudoku sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Inkgrid Sudoku holds the better App Store score, 4.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

UpkeepUpdate frequency

Sudoku Note ships an update weekly, Inkgrid Sudoku every 5 weeks. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Sudoku Note versus Inkgrid Sudoku: the parameters behind the verdict, then further details
ParameterSudoku NoteInkgrid Sudoku
PriceFreeFree
Rating3.5 (2 ratings)4.0 (1 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings2 — better1
Update frequencyWeekly — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.016.0 — better
Further details — not scored
Size46 MB22 MB
Age rating4+4+
DeveloperEunjeong ImYUHUI WANG

Customer experience

Sudoku Note

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Inkgrid Sudoku

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

1 purchases

Sudoku Note

One-time1
  • Sudoku Note I$3.99
1 purchases

Inkgrid Sudoku

One-time1
  • Inkgrid Premium$3.99

Questions

Is Sudoku Note free?
Sudoku Note is free to download, with in-app purchases available.
Is Inkgrid Sudoku free?
Inkgrid Sudoku is free to download, with in-app purchases available.
Which has better reviews, Sudoku Note or Inkgrid Sudoku?
Inkgrid Sudoku is rated higher. Sudoku Note averages 3.5 out of 5 from 2 ratings, while Inkgrid Sudoku averages 4.0 from 1 ratings.
Do Sudoku Note or Inkgrid Sudoku have ads?
Neither Sudoku Note nor Inkgrid Sudoku shows ads.
Which is updated more often, Sudoku Note or Inkgrid Sudoku?
Sudoku Note ships an update weekly, and Inkgrid Sudoku every 5 weeks. Most recently, Sudoku Note was updated on October 31, 2026 and Inkgrid Sudoku on October 24, 2026.

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