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Screenshots

  • Sudoku IQ - Test your Brain screenshot 1
  • Sudoku IQ - Test your Brain screenshot 2
  • Sudoku IQ - Test your Brain screenshot 3
  • Sudoku IQ - Test your Brain screenshot 4

About Sudoku IQ - Test your Brain

Sudoku (originally called Andoku) is a logic-based, combinatorial number-placement puzzle. The Sudoku Free by Playzio is the best sudoku puzzle game ever. This #1 sudoku game free on ios will help you to learn and improve your sudoku solver skills helping you become a Sudoku Master. How to Play Sudoku: The aim of this brain teaser Sudoku free game is to place 1 to 9 into each grid cell so that each number can only appear once in each row, each column and each mini-grid. You will never go back to paper puzzle again. This Sudoku Free game Contains all types of difficulty Levels from flash, easy, medium, hard and expert modes, so this Game is designed for kids and adults too. Feature List Offline Game, No wifi required. Customizable Sudoku board with 5 multiple choices of gorgeous themes Statistics to keep track of your game performance Global leaderboard and achievements, which you can share or compete with your friends or others. Five perfectly balanced difficulty levels from sudoku beginner to sudoku expert. Training Mode for newbies and PRO Mode for Daredevils. Undo & Redo Options for PRO Mode. Auto Save to save your sudoku puzzles Autofill Notes Option Auto-Clear Notes Option Auto Error-Checking Option Floating Keys Option Sudoku App looks great on both phones and tablets Most intuitive friendly scoring system A collection of masterfully crafted puzzles from novice to expert difficulty. Pencil marks (Notes) Integrated Sudoku learning tool Selected cell highlight Number highlight Errors highlight Direction highlight / Highlighting Timer Clean interface and smooth controls Fabric, Wood, Chalkboard, Night mode, Coffee, Tiles themes Five Difficulty modes from Flash mode to expert modes This Sudoku is an essential download for any Sudoku or brain training puzzle loving fan! You never need a paper puzzle again! Come enjoy the most beautiful user-friendly Sudoku app..Become a super sudoku solver. Sudoku free game is the best brainteaser game which helps to work out your brain! All for FREE! The classic puzzle game of super sudoku is now available for free on all your ios devices. Support and Feedback If you have any technical problems (or) payment related questions please email us at [email protected] Follow us on TWITTER! @playzio https://twitter.com/playzio Like us on FACEBOOK! https://www.facebook.com/sudokufree http://facebook.com/playzio

Ratings & reviews

4.6

39 ratings

5 ★ 77% 4 ★ 13% 3 ★ 5% 2 ★ 3% 1 ★ 3%

What’s new

Version 3.3.2 · Updated October 17, 2026

Daily Challenge Updates

Play today's Threadline puzzle

Draw one line through every cell, visiting the numbers in order. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.

More Threadline and other daily puzzles on Fiplay →

App privacy

The developer, HashCube, Inc., reported these privacy practices to Apple.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Location: Coarse Location
  • Identifiers: Device ID
  • Usage Data: Product Interaction

Data Linked to You

The following data, which may be collected and linked to your identity, may be used for the following purposes:

  • Location: Coarse Location
  • Identifiers: Device ID
  • Usage Data: Product Interaction

Used for: Third-Party Advertising, Analytics, App Functionality

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

  • Usage Data: Advertising Data
  • Purchases: Purchase History
  • Identifiers: User ID
  • Diagnostics: Crash Data

Used for: Third-Party Advertising, Analytics, App Functionality

Alternatives to Sudoku IQ - Test your Brain

Looking for apps like Sudoku IQ - Test your Brain? Here are 6 similar apps on the App Store. The highest rated is Sudoku - Retro Puzzle Games (5.0/5), and all 6 are free to download.

Sudoku IQ - Test your Brain vs. alternatives
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Sudoku - Retro Puzzle Games 5.0 / 5 (26) Free Apr 17, 2026 Compare
Killer Sudoku - number game 4.8 / 5 (188) Free Jul 18, 2026 Compare

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