# Izi Sudoku: Logic Puzzle Game — Learn techniques step by step

> Learn techniques step by step (iPhone/iPad app by Bui Viet Tien.)

- Source: https://appshunter.io/ios/app/izi-sudoku-logic-puzzle-game/id6778753574 (this page in markdown: same URL + `.md`)
- Developer: [Bui Viet Tien](https://appshunter.io/developer/6778753576)
- Category: Games, Entertainment, Board, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 44 MB
- Languages: American English
- Released: 2026-06-30
- Data updated: 2026-10-09

## What is Izi Sudoku?

Izi Sudoku is a beautiful, modern Sudoku puzzle game for everyone — from your very first puzzle to expert-level challenges. Train your brain with classic number puzzles anytime, anywhere, online or offline.

DAILY CHALLENGE
One puzzle a day, the same for every player in the world. Win it to earn a Bronze, Silver, Gold or Diamond medal — scored on speed, mistakes and hints — and fill your monthly trophy calendar. Missed a day? A streak freeze keeps your run alive.

LEARN THE TECHNIQUES
- Training mode teaches real solving techniques step by step
- Teaching hints explain the logic behind a move instead of just filling a cell
- 42 achievements to unlock, including hidden ones

CLASSIC SUDOKU, 4 DIFFICULTY LEVELS
Fill the 9x9 grid so every row, column and 3x3 box contains the digits 1 to 9. Choose Easy, Medium, Hard or Expert — every puzzle has a guaranteed unique solution.

SMART ASSISTANCE
- Hints when you're stuck
- Pencil marks (notes) for candidate numbers
- Unlimited undo and redo
- Optional mistake highlighting and conflict detection
- Second-chance revive on any difficulty

PLAY ANYWHERE, NEVER LOSE PROGRESS
- Fully playable offline — a large library of pre-checked puzzles ships with the app
- Cloud sync across devices with Google or Apple sign-in
- Resume any unfinished game on any device
- Or play as a Guest, no account needed

TRACK YOUR PROGRESS
- Win rate, best times and current streak
- XP, levels and achievements
- Detailed statistics by difficulty

DESIGNED TO RELAX
- Clean, modern interface with light and dark themes
- Distraction-free and comfortable for long sessions
- Available in 10 languages

Izi Sudoku is supported by ads. Prefer to play without them? Upgrade to Pro to remove ads and enjoy uninterrupted puzzling.

Download Izi Sudoku now and start solving!

## Is Izi Sudoku safe?

Not enough ratings yet to assess Izi Sudoku.

## Is Izi Sudoku legit?

Izi Sudoku: Logic Puzzle Game has limited verification signals. The AppsHunter Legitimacy Score for Izi Sudoku is 58 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 5 releases)

### 1.0.6 — 2026-09-21

New: Beginner mode

• A fifth level for learning: no mistake limit, and every wrong digit gets a short explanation
• Struggling on Easy? We'll suggest Beginner. Winning on Beginner? We'll invite you up to Easy
• Beginner keeps its own best time in Statistics
• Polish: the difficulty picker fits one screen, the timer no longer shifts as digits change, and long labels are no longer cut off

### 1.0.5 — 2026-09-19

Daily Challenge is here

• A new puzzle for everyone, every day — earn Bronze to Diamond medals and fill your trophy calendar
• Streak freezes keep your run alive when you miss a day
• 42 achievements with XP and levels, plus hidden ones to discover
• Training mode: learn real Sudoku techniques step by step
• Polish across dialogs, landscape layouts and notification settings

### 1.0.4 — 2026-08-13

Daily Challenge is here

• A new puzzle for everyone, every day — earn Bronze to Diamond medals and fill your trophy calendar
• Streak freezes keep your run alive when you miss a day
• 42 achievements with XP and levels, plus hidden ones to discover
• Training mode: learn real Sudoku techniques step by step
• Polish across dialogs, landscape layouts and notification settings

### 1.0.3 — 2026-07-20

Keep your streak alive
• Second Chance: made a mistake? Watch a short video to revive your game — now on every difficulty
• Double XP: after a win, watch a video to double the XP you earned
• Smarter ad timing — fewer interruptions while you're getting started
• Cleaner Statistics screen and more consistent navigation
• Various polish and stability fixes

### 1.0.2 — 2026-07-06

Responsive & adaptive layout
• Full landscape support on iPhone and iPad
• New two-pane layout (board + controls side by side) on larger screens and iPad
• Home, Settings, and Statistics now scale beautifully on wide screens with content-width caps
• Rewarded hints are now enabled by default
• Fixed ad preloading for smoother, faster hint rewards
• Various layout polish and stability fixes

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-09.*