Sudoku & Killer: SudoKoi
Sudoku & Killer: SudoKoi is made and published by Fabian Zwick. AppBrain is an independent app data site and isn't affiliated with Fabian Zwick. The app name, icon, screenshots and description belong to Fabian Zwick and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 4.79
- 63 ratings
- Last updated
- March 7, 2026
- Size
- 34.6 MB
It doesn't have enough ratings yet to judge what users think.
User feedback
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Store listing
By Fabian Zwick, from the App Store
Description by Fabian Zwick Written by the developer, not by AppBrain. Click to read.
SudoKoi is the Sudoku app that gets out of your way.
Open it, pick a puzzle, and play. No account. No loading screens. No interruptions — ever.
Most puzzle apps are built around ads and dark patterns. SudoKoi is built around the puzzle.
〉Everything You Need. Nothing You Don't.
• Classic Sudoku + Killer Sudoku in one app
• 5 difficulty levels — Easy to Expert
• Smart notes and candidate tracking
• Helpful highlights and error detection
• Fast, intuitive number input
• Play up to 9 games at once
• Scan printed Sudoku puzzles from paper
• Track your stats and watch yourself improve
• Share puzzles with friends
〉Fits Into Your Day
Whether you have 2 minutes or 20, SudoKoi is there.
Fully offline. No login. No loading screens eating your time.
Optimized beautifully for iPhone, iPad, and Mac.
〉Start Free. Upgrade Only If You Want To.
A handpicked selection of Classic and Killer puzzles is always free — no timer, no artificial limit.
SudoKoi+ unlocks everything:
• Thousands of handcrafted puzzles
• Unlimited play across all packs
• Monthly, yearly, or one-time lifetime options
Privacy Policy: https://sudoku.efabian.me/privacy/
Terms of Service: https://sudoku.efabian.me/terms/
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 34.6 MB
- Content rating
- Everyone
Technologies used by Sudoku & Killer: SudoKoi
Releases
Updates seen on the App Store- Version
- 1.4.2
- Launched
- October 2020
No changelog data
Alternatives
Similar apps and more from Fabian ZwickAlternatives to Sudoku & Killer: SudoKoi
Rankings
App Store top chartsApp Store Rankings for Sudoku & Killer: SudoKoi
About the app and developer
About Sudoku & Killer: SudoKoi
Sudoku & Killer: SudoKoi is a games app developed by Fabian Zwick.
User Ratings
Sudoku & Killer: SudoKoi is rated 4.79 out of 5 stars. The rating is based on 63 ratings.
App Information
Sudoku & Killer: SudoKoi is freely available from the App Store. The app size is 34.60 MB. The latest version available is 1.4.2. The last update was on March 7, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since October 2020.
Developer information for Fabian Zwick
Address:
Frequently asked questions about Sudoku & Killer: SudoKoi
Is Sudoku & Killer: SudoKoi free?
Yes. Sudoku & Killer: SudoKoi is free on the App Store.
Is Sudoku & Killer: SudoKoi still available?
Yes. Sudoku & Killer: SudoKoi is on the App Store, and the last update we saw was on March 7, 2026.
How large is Sudoku & Killer: SudoKoi?
Sudoku & Killer: SudoKoi is 34.60 MB.
Is Sudoku & Killer: SudoKoi suitable for children?
App Store rates the content of Sudoku & Killer: SudoKoi as suitable for everyone.
How do people rate Sudoku & Killer: SudoKoi?
Sudoku & Killer: SudoKoi scores 4.79 out of 5 stars, from 63 ratings on the App Store.
Who made Sudoku & Killer: SudoKoi?
Sudoku & Killer: SudoKoi was developed by Fabian Zwick. It is listed in the games category on the App Store.
What are the best alternatives to Sudoku & Killer: SudoKoi?
People looking at Sudoku & Killer: SudoKoi also look at these games apps: Expert Sudoku Book Stress Free, SUDOKU STRATEGIES & TECHNIQUES, Color Sudoku Puzzles!, Soduko: Classic Sudoku Puzzle, The Numzle: Number Puzzle.