Best apps like K.O. Nonogram

8+ similar apps compared and reviewed

4.7 avg rating
8 free apps
Updated July 2026

Whether you want more options like K.O. Nonogram or a completely different take on the same concept, our curated list of 8+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to K.O. Nonogram

Zen Sudoku - classic soduku#1

Zen Sudoku - classic soduku by 吴 啸樾

2000+ Editor's choice puzzles
Editor's Choice
📚 Education
4.6(94 ratings)
FreeAdsIn-App Purchases
Zen Sudoku - classic soduku screenshot 1
Zen Sudoku - classic soduku screenshot 2
Zen Sudoku - classic soduku screenshot 3

This logic puzzle game offers over 2000 classic Sudoku challenges across various difficulty levels. It includes helpful features like hints and mistake highlighting to enhance your gameplay experience and improve concentration.

Sudoku - Classic Soduku Games#2

Sudoku - Classic Soduku Games by 兴 王

sudoku solver & sudoku classic
Strong Contender
📚 Education
4.8(24 ratings)
FreeAdsIn-App Purchases
Sudoku - Classic Soduku Games screenshot 1
Sudoku - Classic Soduku Games screenshot 2
Sudoku - Classic Soduku Games screenshot 3
Sudoku - Classic Soduku Games screenshot 4
Sudoku - Classic Soduku Games screenshot 5
Sudoku - Classic Soduku Games screenshot 6

Engage your mind with a classic number puzzle. Fill a 9x9 grid with numbers 1-9, ensuring no repeats in rows, columns, or 3x3 boxes. Offers adjustable difficulty levels for all players, from beginners to masters.

Grid Hero - Logic Puzzles#3

Grid Hero - Logic Puzzles by YIKAI WANG

Collection of Logic Puzzles
Worth Considering
📚 Education
5.0(2 ratings)
FreeAdsIn-App Purchases
Grid Hero - Logic Puzzles screenshot 1
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Grid Hero - Logic Puzzles screenshot 5
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This app offers a vast collection of number-based logic puzzles, including Sudoku, Hitori, and Minesweeper. It provides daily challenges and new levels weekly, with new games continually being added. Enjoy a growing library of brain-teasing fun.

More apps like K.O. Nonogram

4
数独 - 无广告清爽版
数独 - 无广告清爽版
数独 - 无广告清爽版
by 建华 范
Free

Enjoy the classic logic puzzle with a clean interface and no ads or in-app purchases. Offers various grid sizes and difficulty levels to challenge your mind. Features customizable skins and a night mode for comfortable play.

No ads, no in-app purchasesMultiple grid sizes (4x4, 6x6, 8x8, 9x9)12 difficulty levels
📚 Education
(54)
free with in-app purchases
5
Cross Sum - Number Puzzle
Cross Sum - Number Puzzle
Cross Sum - Number Puzzle
by 宏斌 樊
Free
📚 Education
(0)
6
数独家 - 经典数独教学软件
数独家 - 经典数独教学软件
数独家 - 经典数独教学软件
by Shanghai Tiding Information Technology Co., Ltd.
Free

This app offers a comprehensive approach to learning and solving Sudoku puzzles. It features detailed tutorials for basic to advanced techniques, and multiple solving modes including manual input, photo recognition, and screenshot analysis. Enjoy unlimited puzzles and discover the fun of Sudoku.

Detailed Sudoku tutorialsMultiple solving modesPhoto and screenshot recognition
📚 Education
(1)
free with in-app purchases
7
Digit Matrix : Math Puzzles
Digit Matrix : Math Puzzles
Digit Matrix : Math Puzzles
Training computation and logic
Free

Engage in a variety of mathematical puzzles designed to enhance calculation skills and logical reasoning. Explore numerous challenges from simple to complex, cultivating a stronger mathematical mindset.

Calculation and logical reasoning trainingFifteen types of puzzlesInfinite exercises
📚 Education
(5)
free with in-app purchases
8
Math Game - Brain Puzzles
Math Game - Brain Puzzles
Math Game - Brain Puzzles
Hard Logic Riddles for Adults
Free

Enhance your cognitive abilities with a variety of logic puzzles and mathematical challenges. This app uses basic and complex operations to stimulate new brain connections and improve mental speed. Play anywhere, anytime to level up your IQ.

IQ enhancement puzzlesLogical reasoning challengesBasic and complex math operations
📚 Education
(38)
free with in-app purchases