# Suzzku — Calm Sudoku, one a day

> Calm Sudoku, one a day (iPhone/iPad app by JongHyun Lee.)

- Source: https://appshunter.io/ios/app/suzzku/id6811849912 (this page in markdown: same URL + `.md`)
- Developer: [JongHyun Lee](https://appshunter.io/developer/1061983200)
- Category: Games, Board, Puzzle
- Price: Free
- Age rating: 4+
- Requires: iOS 15.1 · 34 MB
- Languages: American English, French (France), German (Germany), Indonesian, Italian, Japanese, Korean, European Portuguese, Russian, Chinese (Simplified, China) and 6 more
- Released: 2026-09-23
- Data updated: 2026-09-24
- User reviews in markdown: https://appshunter.io/ios/app/suzzku/id6811849912/reviews.md

## What is Suzzku?

Suzzku is a calm, focused Sudoku. No account, no sign-up — open it and play.

ONE CELL AT A TIME
• Four levels: Easy, Normal, Hard, Expert
• Every puzzle is verified to have exactly one solution
• Pencil notes for candidates — cleared automatically when you place a number
• Undo, erase, and 3 hints per game
• 3 mistakes allowed, then choose to continue or start fresh
• Pause hides the board and stops the clock

ONE PUZZLE A DAY, THE SAME FOR EVERYONE
• A new daily puzzle, identical on every device around the world
• Difficulty follows the weekday — easy start of the week, Expert on Saturday
• Solved days fill in your calendar and build a streak

CHALLENGE A FRIEND
• Finish a game and send a challenge code
• Your friend races on the exact same puzzle — no server, no login

YOUR RECORDS STAY WITH YOU
• Best times, clears, and win streaks per level, saved on this device
• Progress auto-saves; pick up right where you left off
• Light and dark themes, following your system or set by hand
• 16 languages

Suzzku is free and supported by ads. Watch an optional rewarded ad for an extra hint.


## Version history (last 1 release)

### 1.0 — 2026-09-23

No release notes.

## More apps by JongHyun Lee

- [Game's Clock](https://appshunter.io/ios/app/games-clock/id1061983202)
- [로또 프린팅](https://appshunter.io/ios/app/id1084267042)
- [Tracer Route](https://appshunter.io/ios/app/tracer-route/id1089932358)
- [SWeb](https://appshunter.io/ios/app/sweb/id1400817733)
- [SCal - Smart Schedule Planner](https://appshunter.io/ios/app/scal-smart-schedule-planner/id6786153653)

All apps by JongHyun Lee: https://appshunter.io/developer/1061983200

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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 2026-09-24.*