Comparison

Solid Sudoku vs Just Sudoku Game

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
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.

About

Just Sudoku Game

Enjoy classic Sudoku puzzles with no distractions. Choose from five difficulty levels, utilize pencil mode, and track your best times. This app offers a pure, offline Sudoku experience without ads or in-app purchases.

Highlights
  • Five difficulty levels
  • Pencil mode
  • Three hints per game
  • Best times tracked
  • Resume in-progress puzzles
  • Works offline
Features
Read full description

Sudoku, with no extras. Five difficulties (Beginner, Easy, Medium, Hard, Expert). Pencil mode. Three hints per game. Best times tracked per difficulty. Resume in-progress puzzle. That's it. No streaks. No daily mission card guilt-tripping you to log in. No leaderboard. No login. No ads. No coin shop. No "watch video for a hint" prompt. Puzzle generation is uniqueness-checked: every puzzle has exactly one solution. Difficulty is graded by which solving techniques are required (naked single, hidden single, locked candidates, naked pair, hidden pair, x-wing). The "Expert" puzzles actually require x-wing or chain logic. They are not just "Easy puzzles with more empty cells." Features: • Five difficulty levels, all generated locally • Pencil mode (auto and manual) • Three hints per game • Resume + best-time per difficulty • Sound and music toggles • Works offline • iPhone and iPad • No accounts, no telemetry, no IDFA If you want a sudoku app with quests, gem shops, animated celebrations, friend invites, and a daily login bonus: that exists. This isn't it. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Solid Sudoku4 screens
Just Sudoku Game4 screens

Verdict

The call

The clearest difference is ads: Just Sudoku Game at none against Solid Sudoku's shown. Solid Sudoku's advantage is update cadence (every 3 days vs every 5 months) and iOS requirement (15.0 vs 17.0). On price, 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

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Solid Sudoku ships an update every 3 days, Just Sudoku Game every 5 months. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 6 level
Solid Sudoku versus Just Sudoku Game: the parameters behind the verdict, then further details
ParameterSolid SudokuJust Sudoku Game
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 days — betterEvery 5 months
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better17.0
Further details — not scored
Size28 MB5 MB
Age rating4+4+
DeveloperSooyeol JeongAlchemaize

In-app purchases

None

Solid Sudoku

No in-app purchases

None

Just Sudoku Game

No in-app purchases

Questions

Is Solid Sudoku free?
Solid Sudoku is free to download, with no in-app purchases.
Is Just Sudoku Game free?
Just Sudoku Game is free to download, with no in-app purchases.
Do Solid Sudoku or Just Sudoku Game have ads?
Solid Sudoku shows ads; Just Sudoku Game does not.
Which is updated more often, Solid Sudoku or Just Sudoku Game?
Solid Sudoku ships an update every 3 days, and Just Sudoku Game every 5 months. Most recently, Solid Sudoku was updated on November 5, 2026 and Just Sudoku Game on October 31, 2026.

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