Best Ultimate Sudoku App

250+ iOS apps & games curated and reviewed

4.7 avg rating
19 free apps & games
Updated October 2026

Ultimate Sudoku App is the household name in ultimate sudoku app, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Ultimate Sudoku App (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Ultimate Sudoku AppUltimate Sudoku AppFree—NoNoOct 2026
2Sudoku: Variants & ClassicSudoku: Variants & ClassicFree4.8★ (1.6K)YesYesOct 2026
3Sudoku (No Limits)Sudoku (No Limits)Free4.8★ (8.4K)YesYesOct 2026
4Sudoku Color - Classic Puzzle!Sudoku Color - Classic Puzzle!Free4.8★ (35K)YesNoOct 2026
5⋆Sudoku⋆SudokuFree4.7★ (161K)YesYesOct 2026
6Sudoku ◆Sudoku ◆Free4.6★ (18K)YesYesOct 2026
7Sudoku ′Sudoku ′Free4.7★ (38K)YesYesOct 2026
8Sudoku ⋆⋆Sudoku ⋆⋆Free4.7★ (18K)NoYesOct 2026

Top Picks for Ultimate Sudoku App

Sudoku: Variants & Classic#2

Sudoku: Variants & Classic by Logic-Wiz

Killer, Sandwich, Thermo +40
Strong Contender
🎮 Games
4.8😊(1.6K ratings)
FreeAdsIn-App Purchases
Sudoku: Variants & Classic screenshot 1
Sudoku: Variants & Classic screenshot 2
Sudoku: Variants & Classic screenshot 3
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Sudoku: Variants & Classic screenshot 6

Engage your mind with a comprehensive number puzzle game offering classic Sudoku and over 35 unique variants. Enjoy themed weekly challenges, smart hints, and a clean design for a relaxing yet challenging brain-training experience.

What We Love

  • 🚀 Great solving experience
  • 🚀 One of the very best
  • 👍 Excellent app design
  • 👍 Challenging and fun puzzles
  • 👍 Comprehensive tutorial
  • 👍 Helpful hints and explanations
  • 👍 Variety of game modes and variants
  • 👍 Frequent updates and new content
  • 👍 Reasonable pricing for premium
  • 👍 Seamless gameplay experience

Room to Improve

  • 💸 Too many ads
  • 💸 Ads interrupt gameplay
  • 🐛 Some puzzles have multiple solutions
  • 🐛 Hints not always accurate
Sudoku (No Limits)#3

Sudoku (No Limits) by genina.com

Classic logic number puzzle
Worth Considering
🎮 Games
4.8(8.4K ratings)
FreeAdsIn-App Purchases
Sudoku (No Limits) screenshot 1
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Sudoku (No Limits) screenshot 3
Sudoku (No Limits) screenshot 4
Sudoku (No Limits) screenshot 5

This app offers a digital Sudoku experience with multiple difficulty levels and input modes. It includes features like pencil marks, intelligent hints, and auto-saving, allowing you to track progress and compete with others online.

More Ultimate Sudoku App apps to explore

FAQ about Ultimate Sudoku App

Are there free ultimate sudoku app for iPhone?
Yes — 19 of the top ultimate sudoku app we rank are free to download, including Ultimate Sudoku App and Sudoku: Variants & Classic.
Ultimate Sudoku App has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 250+ ultimate sudoku app on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.