Sudoku & Variants by Logic Wiz

Contains adsIn-app purchases
4.6
9.74K reviews
500K+
Downloads
Content rating
PEGI 3
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About this game

🧠 Sudoku & Variants by Logic Wiz – Free Relaxing Brain Training Puzzle Game



Discover the ultimate free Sudoku experience with Sudoku & Variants by Logic Wiz – a fun, relaxing, and brain-boosting number puzzle game. Whether you're a beginner or a puzzle master, this game will challenge your logic and sharpen your mind.



Enjoy the classic Sudoku puzzle, and explore over 35 exciting Sudoku variants that introduce new rules and strategies. Each variant offers a fresh logic twist—like Killer Sudoku, Diagonal Sudoku, Sandwich Sudoku, Arrow Sudoku and many more—to keep your brain engaged and thinking differently.



Take on our Themed Weekly Challenges, where curated puzzle sets revolve around fun, creative topics to keep things fresh and engaging week after week.



🧩 Features:

• Play a wide variety of puzzles for free

• Classic Sudoku puzzles for all skill levels

• Over 35 unique Sudoku variants to explore

• Thousands of carefully handcrafted puzzles for a high-quality solving experience

• Unique logic puzzles that train different parts of the brain

• Themed Weekly Challenges with creative puzzle sets

• Smart hints and strategy explanations—no guessing required

• Beautiful, minimal design for focused play

• Six difficulty levels, from Beginner to Master

• Perfect for daily brain training and relaxation

• New variants and boards are added occasionally



The Variants:

Classic Sudoku, Killer Sudoku, Sandwich Sudoku, Jigsaw (Irregular) Sudoku, Thermo, Diagonal, Arrow, Windoku, Skyscraper, Zipper Line, X-Sum, Little Unique Killer, Consecutive, Non-consecutive, Palindrome, Kropki, German Whisper, Dutch Whisper, Chess Knight, Chess King, Bishop, Greater-than, XV, Reflection, Quadruple, Slingshot, Slow Thermo, Even Odd, Between Lines, Lockout lines, Running Cells, Ascending Series, Renban, Universal, Couples, Twisted Consecutive



Additional Game Features:

• Multiple variants on a single board

• Unique solution to each puzzle

• All boards designed and created by Logic-Wiz

• Gallery game view

• Play multiple quests & games concurrently

• Cloud Sync - Synchronize your progress over multiple devices

• Keep Screen Awake

• Light and Dark Theme

• Sticky digit mode

• Filter by your favorite variants

• Remaining cells of a digit

• Select multiple cells at once

• Select multiple cells at distributed locations of the board

• Multiple pencil marks styles

• Double notation

• Auto remove pencil marks

• Highlight matching digits and pencil marks

• Multiple error modes

• Performance tracking for each puzzle

• Statistics and Accomplishments

• Unlimited Undo/Redo

• Various cell marking options – highlights and symbols

• Combinations Panel for Killer and Sandwich boards

• Track and improve solving time

• Board preview

• Easy resumption of unfinished boards

• Mobile Phones and Tablets



Inspired by the world of Cracking the Cryptic and other advanced puzzle communities, Sudoku & Variants by Logic Wiz is ideal for solvers who love clever twists and deep logic without the need to guess.



Whether you're looking for a relaxing mind game or a challenging strategy puzzle, this free Sudoku app is your go-to for logic fun.
Updated on
May 20, 2025
Available on
Android, Windows

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Location, Personal info and 3 others
This app may collect these data types
Location, Personal info and 4 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.7
8.94K reviews
Oleh Olkhovskyy
May 21, 2025
the ability to add/remove possible numbers in groups pretty much removes all tediousness from the game. and variations are just amazing, some variations combinations really makes you find completely different approaches. I don't want to play regular sudoku anymore. on top of that, if you are stuck, hints give very decent explanations and reasoning, which often help to solve other puzzles as well. advertisements are there, but are reasonable.
4 people found this review helpful
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Logic-Wiz
May 28, 2025
Thank you so much for your review. We are very pleased that you enjoy our app.
just a rose
May 29, 2025
too many ads, and not worth $18 to remove ads. but the levels are enjoyable. the ads would be more tolerable if it was just after you complete a level, but they pop up mid game. and the exit button on the monopoly go ad (the main ad) doesn't exit the ad, it sends you to the play store.
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Summer Lee
March 13, 2025
I really like this game but the problem is I don't want it only in portrait, I want it in landscape, and can you please add like a dark theme, like the pitch Black color theme to? But this game is good, I think it is the only one that they need to do... But overall, this is was a very great game, very addictive and mind clearing, like it releases my anxiety and calms me down😸😸😸
4 people found this review helpful
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Logic-Wiz
March 15, 2025
Thank you for your review. We are glad that you enjoy our app. I'm adding your requests to our wish list.

What’s new

A new & exciting release is here—let’s dive in!

What's in This Release:
- Fresh Puzzles – Beautiful new premium & free puzzles across all difficulty levels.
- Improved Performance.
- Bug Fixes & Enhancements.

Enjoy the challenge & happy solving!

– The Logic Wiz Team