Comparison

Sudoku vs Solid Sudoku

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

Head to head
About

Sudoku

Features
Read full description

Sudoku – Puzzle Challenge is a classic Sudoku puzzle game designed to train your brain while helping you relax. Whether you’re a beginner or a Sudoku expert, you’ll find the perfect challenge with multiple difficulty levels and clean, distraction-free gameplay. * Features - Classic Sudoku puzzles with smart design - Daily challenges to earn badges and track your progress - Multiple difficulty levels for all skill levels - Offline play — no internet required - Helpful hints and error checking - Clean and relaxing user interface * Train Your Brain Sudoku is more than a number puzzle. It’s a logic game designed for short, relaxing breaks. Play just 5 minutes a day to clear your mind, enjoy quiet focus, and gently train your brain anytime, anywhere. * Perfect For - Fans of classic Sudoku - Brain training and logic puzzle lovers - Relaxing, stress-free puzzle games - Offline puzzle gaming Download Sudoku – Puzzle Challenge now and enjoy the timeless number puzzle challenge!

About

Solid Sudoku

Features
Read full description

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.

Screenshots

Sudoku4 screens
Solid Sudoku4 screens

Verdict

The call

The clearest difference is in-app purchases: Solid Sudoku at none against Sudoku's 3. Solid Sudoku also leads on update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement 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 sells 3 one-off in-app purchases. Solid Sudoku asks for nothing beyond the download.

UpkeepUpdate frequency

Sudoku ships an update every 2 weeks, Solid Sudoku every 3 days. The most recent releases landed on October 7, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 4 level
Sudoku versus Solid Sudoku: the parameters behind the verdict, then further details
ParameterSudokuSolid Sudoku
PriceFreeFree
Update frequencyEvery 2 weeksEvery 3 days — better
AdsYesYes
In-app purchasesYesNo — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better14.0
Further details — not scored
Size41 MB28 MB
Age rating4+4+
DeveloperOOPSKATE LTDSooyeol Jeong

In-app purchases

3 purchases

Sudoku

One-time3
  • Remove Ads$2.99
  • Unlock Hard Level$2.99
  • Unlock Expert Level$5.99
None

Solid Sudoku

No in-app purchases

Questions

Is Sudoku free?
Sudoku is free to download, with in-app purchases available.
Is Solid Sudoku free?
Solid Sudoku is free to download, with no in-app purchases.
Do Sudoku or Solid Sudoku have ads?
Both Sudoku and Solid Sudoku show ads.
Which is updated more often, Sudoku or Solid Sudoku?
Sudoku ships an update every 2 weeks, and Solid Sudoku every 3 days. Most recently, Sudoku was updated on October 7, 2026 and Solid Sudoku on October 24, 2026.

Other comparisons