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Best Killer Sudoku Ctc Apps & Games

235+ iOS apps & games curated and reviewed

4.7 avg rating
19 free apps & games
Updated July 2026

Whether you're new to killer sudoku ctc or looking for an upgrade, our curated collection of 235+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top Killer Sudoku Ctc Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Killer Sudoku CTCKiller Sudoku CTC$4.994.6★ (78)NoNoAug 2026
2Sudoku ▦Sudoku ▦Free4.7★ (104K)YesNoAug 2026
3⋆Sudoku⋆SudokuFree4.7★ (161K)YesYesAug 2026
4Sudoku Puzzle - Brain GamesSudoku Puzzle - Brain GamesFree4.9★ (88K)YesYesAug 2026
5Sudoku - Brain Puzzle GamesSudoku - Brain Puzzle GamesFree4.8★ (305K)YesYesAug 2026
6Sudoku Puzzle WorldSudoku Puzzle WorldFree4.8★ (20K)YesYesAug 2026
7Killer Sudoku by Sudoku.comKiller Sudoku by Sudoku.comFree4.7★ (216K)YesYesAug 2026
8Sudoku - Classic Sudoku GamesSudoku - Classic Sudoku GamesFree4.8★ (20K)YesNoAug 2026

Top Picks for Killer Sudoku Ctc

Killer Sudoku CTC#1

Killer Sudoku CTC by Nick Carney

by Cracking the Cryptic
Editor's Choice
🎮 Games
4.6😊(78 ratings)
$4.99
Killer Sudoku CTC screenshot 1
Killer Sudoku CTC screenshot 2
Killer Sudoku CTC screenshot 3

This app offers a unique Sudoku variant where cages indicate the sum of numbers within them. Progress through handmade puzzles crafted by expert creators, earning stars as you solve. Difficulty levels range from easy to extreme, designed to help players improve their skills.

What We Love

  • ✨ Beautifully crafted puzzles
  • 🧠 Logically satisfying deductions
  • 👍 Intuitive and well-designed interface
  • 💡 Excellent hint system for learning

Room to Improve

  • 🤔 Puzzles can be very difficult
  • 🐛 Hints sometimes lack clarity
  • 🐛 Typos and unexplained leaps in hints
Sudoku ▦#2

Sudoku ▦ by Tripledot Studios

Sudoku (Soduku) Brain Puzzles
Strong Contender
🎮 Games
4.7😐(104K ratings)
FreeAds
Sudoku ▦ screenshot 1
Sudoku ▦ screenshot 2
Sudoku ▦ screenshot 3
Sudoku ▦ screenshot 4
Sudoku ▦ screenshot 5
Sudoku ▦ screenshot 6

Enjoy the classic paper-and-pencil puzzle game on your phone with a clean, elegant design. Challenge your mind with multiple difficulty levels and helpful tools to aid your solving experience.

What We Love

  • 🎮 Great game
  • 💡 Challenging levels
  • 📊 Useful statistics and insights
  • 🧠 Brain-stimulating

Room to Improve

  • 🤖 Too many ads
  • 🕰️ Ads disrupt gameplay
  • 🔇 Loud ads disrupt audio
⋆Sudoku#3

⋆Sudoku by Brainium Studios LLC

Classic Sudoku Logic Puzzles
Worth Considering
🎮 Games
4.7😐(161K ratings)
FreeAdsIn-App Purchases
⋆Sudoku screenshot 1
⋆Sudoku screenshot 2
⋆Sudoku screenshot 3
⋆Sudoku screenshot 4
⋆Sudoku screenshot 5
⋆Sudoku screenshot 6

This app offers a classic Sudoku puzzle experience with a modern design and intuitive controls. It features five difficulty levels, a smart hint system that teaches logic, and daily challenges to keep your mind sharp. Track your progress and enjoy a customizable and relaxing gameplay.

What We Love

  • 🚀 Challenging but not too challenging
  • 👍 Great for learning advanced techniques
  • 👍 Helpful hints that teach strategies
  • 👍 Relaxing and soothing game

Room to Improve

  • 🐛 Frequent crashes and glitches
  • 🔍 Difficult to see numbers and patterns
  • 🔍 Inconsistent difficulty levels

More Killer Sudoku Ctc apps to explore

4
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Sudoku Puzzle - Brain Games
Classic Sudoku & Math Games
Free

Engage your mind with a classic Sudoku puzzle game offering thousands of challenges across four difficulty levels. Features include note-taking, auto-check, daily challenges, and hints to aid your brain training.

Thousands of Sudoku puzzlesFour difficulty levels (Easy, Medium, Hard, Expert)Note-taking mode
🎮 Games
(88K)
free with in-app purchases
5
Sudoku - Brain Puzzle Games
Sudoku - Brain Puzzle Games
Sudoku - Brain Puzzle Games
Sudoku - Math Puzzles
Free

Engage your mind with over 5,000 classic Sudoku puzzles across multiple difficulty levels. Enjoy daily challenges, smart hints, and customizable themes for a stress-free, offline gaming experience. Compete globally and explore new puzzle types.

5,000+ Classic Sudoku PuzzlesFour Difficulty LevelsDaily Challenges and Rewards
🎮 Games
(305K)
free with in-app purchases
6
Sudoku Puzzle World
Sudoku Puzzle World
Sudoku Puzzle World
Daily Sudoku Brain Games
Free

Experience a visually stunning and classic Sudoku game with endless free puzzles. Choose from four difficulty levels and enjoy a vast collection of beautiful background images. Compete with others through Game Center achievements and leaderboards.

Endless free Sudoku puzzlesFour difficulty levelsGame Center integration
🎮 Games
(20K)
free with in-app purchases
7
Killer Sudoku by Sudoku.com
Killer Sudoku by Sudoku.com
Killer Sudoku by Sudoku.com
Math crossword & number puzzle
Free

Engage in a challenging math crossword and number puzzle experience. Solve thousands of Killer Sudoku puzzles with enhanced gameplay, daily challenges, and seasonal events. Train your brain and become a sudoku master with helpful hints and notes.

Killer Sudoku puzzlesThousands of levelsDaily challenges
🎮 Games
(216K)
free with in-app purchases
8
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku - Classic Sudoku Games
Sudoku (Soduku) Brain Puzzles
Free

Engage your mind with a classic Sudoku puzzle game offering an endless supply of challenges. Choose from four difficulty levels and utilize helpful tools like hints and auto-check to enhance your gameplay experience. Train your brain anytime, anywhere with this intuitive and polished application.

Endless free Sudoku puzzlesFour difficulty levelsHints
🎮 Games
(20K)
ad-supported
9
Sudoku: Number Puzzle Game!
Sudoku: Number Puzzle Game!
Sudoku: Number Puzzle Game!
Train your brain, Math puzzle
Free

Engage in a classic number logic puzzle designed to sharpen your mind. With over 15,000 puzzles and multiple difficulty levels, it offers a challenging yet accessible experience for all players. Enjoy daily challenges, special events, and helpful tools to enhance your gameplay.

15,000+ Sudoku puzzles6 difficulty levelsJigsaw events
🎮 Games
(23K)
free with in-app purchases
10
▻Sudoku - Classic Brain Game
▻Sudoku - Classic Brain Game
▻Sudoku - Classic Brain Game
Logic puzzles & Mind games
Free

Experience Sudoku with a unique point system, track your progress with runs, and compete globally on leaderboards. Enjoy thousands of free puzzles with adjustable difficulty and customizable looks.

Smart point systemOnline leaderboardsTrack game runs
🎮 Games
(659K)
free with in-app purchases
11
Sudoku・
Sudoku・
Sudoku・
by Optime Software LLC
Free

Experience Sudoku in a feudal Japan setting with beautiful graphics and advanced features. This app offers dual keypad entry, smart note-taking, and error checking to enhance your puzzle-solving. With multiple difficulty levels and thousands of puzzles, it caters to all skill levels.

Dual keypad entrySmart notes (auto-notes & manual deletion)Optional error checking
🎮 Games
(11K)
free with in-app purchases
12
Sudoku Blast!
Sudoku Blast!
Sudoku Blast!
5-min sudoku, number fun
Free

This app offers a clean and focused sudoku experience with thousands of handcrafted puzzles for all skill levels. Enjoy a calm environment for brain training, with options for offline play and ad-free solving. Learn strategies with smart hints and daily challenges.

Thousands of handcrafted sudoku puzzlesMinimalist and clean designOptional ad-free mode
🎮 Games
(74K)
free with in-app purchases
13
Big Bad Sudoku Book
Big Bad Sudoku Book
Big Bad Sudoku Book
by Bad Weasel, LLC
Free

This is a classic Sudoku game with a unique approach to hints and scoring. It offers downloadable themes, challenging campaigns, and features designed to feel like a real paper puzzle book but enhanced with digital tools. Enjoy unlimited free play and a focus on brain-powered solving.

Smart hints that guide without giving answersDownloadable themes and puzzle book campaignsArcade-style puzzle scoring based on difficulty
🎮 Games
(1.5K)
paid
14
Sudoku Mega Bundle
Sudoku Mega Bundle
Sudoku Mega Bundle
Hundreds of Sudoku variations
Free

Explore hundreds of unique Sudoku variations beyond the classic grid. Challenge yourself with diverse puzzle types, difficulty levels, and helpful tools. Enjoy customizable gameplay and track your progress with leaderboards and achievements.

Hundreds of unique Sudoku variationsMultiple difficulty levelsHints and smart notes
🎮 Games
(2.9K)
free with in-app purchases
15
Sudoku (Full Version)
Sudoku (Full Version)
Sudoku (Full Version)
by genina.com
Free

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.

4 difficulty levels3 input modesPencil marks with auto fill/erase
🎮 Games
(8.4K)
free with in-app purchases
16
Sudoku - Number Brain Games
Sudoku - Number Brain Games
Sudoku - Number Brain Games
Classic Sudoku Math Puzzle
Free

Engage your logic skills with this classic number-placement puzzle. Solve thousands of daily challenges across four difficulty levels, with helpful hints and error correction tools. Enjoy a smooth, paper-like interface that automatically saves your progress.

Thousands of daily Sudoku puzzlesFour difficulty levelsNotes (Pencil) mode
🎮 Games
(14K)
free with in-app purchases
17
Sudoku ′
Sudoku ′
Sudoku ′
Sudoku free of distraction
Free

Engage with an unlimited supply of Sudoku puzzles, playable online or offline. This app offers six difficulty levels, daily challenges, and a clean, user-friendly interface designed for both novice and expert players. Enjoy a distraction-free experience with customizable settings and essential tools like undo/redo and note-taking.

Unlimited Sudoku gridsOffline play6 difficulty levels
🎮 Games
(38K)
free with in-app purchases
18
Sudoku by Staple Games
Sudoku by Staple Games
Sudoku by Staple Games
by Staple Games
Free

Engage your mind with classic Sudoku puzzles. This app offers a clean, modern interface designed to minimize distractions and enhance focus. Enjoy daily challenges and track your progress across multiple difficulty levels.

Daily ChallengeFour difficulty levelsNumber removal assistance
🎮 Games
(103K)
ad-supported
19
Sudoku ∙ Classic Sudoku Games
Sudoku ∙ Classic Sudoku Games
Sudoku ∙ Classic Sudoku Games
Brain Training - Logic Sudoku
Free

Engage your mind with a classic Sudoku puzzle game offering thousands of challenges for all skill levels. Enjoy a user-friendly interface, daily brain training, and helpful hints to master even the most difficult grids. Play offline and track your progress with detailed statistics.

Thousands of puzzlesMultiple difficulty levelsDaily challenges
🎮 Games
(23K)
free with in-app purchases
20
Sudoku·
Sudoku·
Sudoku·
High Quality Sudoku Cards
Free

Engage your mind with a classic Sudoku puzzle game. Enjoy a clean interface and multiple difficulty levels. Track your progress and compete with others.

Daily ChallengeMultiple difficulty levelsNote taking
🎮 Games
(17K)
ad-supported

FAQ about Killer Sudoku Ctc

What are the best killer sudoku ctc apps & games for iPhone?
Killer Sudoku CTC tops our killer sudoku ctc apps & games ranking as of July 2026, with a 4.6-star average from 78 App Store ratings, and it's priced at $4.99.
Yes — 19 of the top killer sudoku ctc apps & games we rank are free to download, including Sudoku ▦ and ⋆Sudoku.
Killer Sudoku CTC has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 235+ killer sudoku ctc apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Killer Sudoku is a variant of the classic Sudoku puzzle. In addition to the standard Sudoku rules, each puzzle features cages with a number indicating the sum of the digits within that cage. This additional constraint provides a unique logical challenge.
The puzzles are created by Simon and Mark from Cracking The Cryptic, YouTube's most popular Sudoku channel, along with a team of guest creators. They are known for their talent in crafting interesting and fun Sudoku puzzles.