Comparison

Solid Sudoku vs Sudoku Woo

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

Head to head
About

Solid Sudoku

Features
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A simple Sudoku game. I built it for myself and my family to enjoy together. No excessive ads during gameplay—just a quiet, comfortable space to focus on the puzzle. To support healthy screen habits for kids, the app includes Parent Settings. When you first install the app, a parent can set: - How many rounds can be played - A waiting time between rounds This helps children naturally build the habit of self-control. Your play records are also saved, so you can look back after finishing a game and keep the fun going. [Why Sudoku is great] - Improves logical thinking - Strengthens concentration - Develops problem-solving skills - Trains memory - Enhances number sense Short sessions, deep focus. Enjoy a healthy brain game that the whole family can play together.

About

Sudoku Woo

Engage in a calming Sudoku experience with daily challenges and multiple difficulty levels. Enjoy beautiful themes, customizable gameplay, and offline play. Track your progress and learn new solving techniques.

Highlights
  • Daily Sudoku challenges
  • Seven difficulty levels
  • Gorgeous customizable themes
  • Zen mode for relaxation
  • Full offline play
  • Progress syncing with iCloud
  • Step-by-step solving lessons
Features
Read full description

SudokuWoo is a calm, beautiful take on the classic number puzzle — built for quick daily play and long, relaxing sessions alike. A FRESH PUZZLE EVERY DAY Take on the Daily Challenge — the same puzzle for everyone — build your streak, and climb the global Game Center leaderboards. Watch your lifetime points grow on the all-time Total Score board. SEVEN LEVELS OF CHALLENGE From gentle Beginner grids to fiendish Grandmaster puzzles. Every board is uniquely generated with one logical solution. GORGEOUS THEMES Dress the board in hand-crafted themes — Sakura, Galaxy, Aurora, Candy Rain and more — many with soft animated backgrounds. PLAY YOUR WAY - Zen mode: hide the timer and just relax - Smart hints, pencil notes and auto-clean - Set your own mistake limit - Auto-save: pick up right where you left off - Full offline play — no internet required PROGRESS THAT FOLLOWS YOU Your stats, streaks, coins and themes sync across your devices with iCloud and survive reinstalls. ACHIEVEMENTS & STREAKS Earn dozens of achievements, build daily login and win streaks, and beat your best times. FAIR & FRIENDLY SudokuWoo is free to play. Optional ads and in-app purchases are there if you want a boost — and "Remove Ads" gives you bonus perks too. Core gameplay is always free. LEARN THE TRICKS Step-by-step lessons on real solving techniques, from scanning to the X-Wing. Sharpen your mind. Relax. Solve.

Screenshots

Solid Sudoku4 screens
Sudoku Woo4 screens

Verdict

The call

The clearest difference is in-app purchases: Solid Sudoku at none against Sudoku Woo's 8. Solid Sudoku also leads on update cadence (every 3 days vs every 9 days) and iOS requirement (14.0 vs 17.0). On price, ads 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 Woo sells 8 one-off in-app purchases. Solid Sudoku asks for nothing beyond the download.

UpkeepUpdate frequency

Solid Sudoku ships an update every 3 days, Sudoku Woo every 9 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
Solid Sudoku versus Sudoku Woo: the parameters behind the verdict, then further details
ParameterSolid SudokuSudoku Woo
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 3 days — betterEvery 9 days
AdsYesYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS14.0 — better17.0
Further details — not scored
Size28 MB12 MB
Age rating4+4+
DeveloperSooyeol JeongDumitru Rogojinaru

In-app purchases

None

Solid Sudoku

No in-app purchases

8 purchases

Sudoku Woo

One-time8
  • Handful of Coins$0.99
  • Hallow Pass$2.99
  • Stack of Coins$4.99
Show 5 more
  • Pile of Coins$9.99
  • Remove Ads$9.99
  • Starter Pack$10.99
  • Chest of Coins$19.99
  • Vault of Coins$49.99

Questions

Is Solid Sudoku free?
Solid Sudoku is free to download, with no in-app purchases.
Is Sudoku Woo free?
Sudoku Woo is free to download, with in-app purchases available.
Do Solid Sudoku or Sudoku Woo have ads?
Both Solid Sudoku and Sudoku Woo show ads.
Which is updated more often, Solid Sudoku or Sudoku Woo?
Solid Sudoku ships an update every 3 days, and Sudoku Woo every 9 days. Most recently, Solid Sudoku was updated on October 28, 2026 and Sudoku Woo on October 24, 2026.

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