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Duono: Binary Logic Puzzle is made and published by
Fatma Nur Usluer.
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The app name, icon, screenshots and description belong to Fatma Nur Usluer and are shown as
published on the App Store.
About Duono: Binary Logic Puzzle
Duono: Binary Logic Puzzle is a games app developed by Fatma Nur Usluer.
User Ratings
Duono: Binary Logic Puzzle is rated 4.00 out of 5 stars. The rating is based on one rating ratings.
App Information
Duono: Binary Logic Puzzle costs $2.99. The app size is 22.77 MB. The latest version available is 1.6.1. The last update was on August 14, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since May 2025.
Description by Fatma Nur Usluer(from the App Store)
DUONO - BINARY LOGIC MASTERY
Experience the ultimate tricky binary puzzle adventure! Duono combines beautiful sun and moon symbols with challenging tango-style logic patterns that will test your mind and keep you coming back for more.
WHAT MAKES DUONO SPECIAL: • Unique Sun & Moon Theme - Beautiful symbols replace boring numbers • Full Game Center Integration - Compete globally, unlock achievements • 100% Offline Gaming - Perfect for anywhere, anytime play • Ad-Free Experience - Pure puzzle focus, zero interruptions • Perfect 6x6 Grid Size - Ideal challenge level for all skill levels • 11 Language Support - English, Turkish, French, German, Italian, Portuguese, Spanish, Japanese, Thai, Indonesian, Malay
CORE GAME FEATURES: • Tricky tango-style binary logic patterns • Simple rules: 3 suns, 3 moons per row/column • No more than 2 identical symbols touching • Constraint symbols (= and ×) guide your solving • Pure logic - no guessing required!
GAME CENTER INTEGRATION: • Global Leaderboards - See your world ranking • Achievement System - Unlock rewards for progress • Friends Challenges - Connect and compete • Cross-Device Sync - Your progress follows you
KEY FEATURES: • Smart Hint System - Get unstuck without frustration • Unlimited Undo - Perfect your strategy • Pause & Resume Timer - Play at your own pace • Game History Tracking - Review your progress • Dark & Light Themes - Easy on your eyes • Custom Settings - Tailor your experience
PERFORMANCE TRACKING: • Move Counter - Track your efficiency • Time Tracking - Beat your best times • Score System - Performance-based scoring • Progress Statistics - See your improvement • Achievement Progress - Visual goal tracking
PERFECT FOR: • Logic puzzle enthusiasts seeking fresh challenges • Binary puzzle fans wanting ultimate experience • Brain training during commutes or travel • Anyone who loves strategic thinking games • Players seeking ad-free, quality gaming
WHY PLAYERS LOVE DUONO: "Finally, a unique binary puzzle without distractions!" "The sun and moon theme is brilliant and engaging" "Perfect difficulty progression keeps me hooked" "Love competing with friends through Game Center" "Best offline puzzle game for my daily commute"
GAME MECHANICS: • First tap places a sun symbol • Second tap changes to moon symbol • Third tap clears the cell • Fixed cells provide starting clues • Logical deduction solves every puzzle • No luck or guessing required
Ready to master the art of binary logic? Download Duono today and discover why thousands of players are addicted to these beautifully crafted tango-style puzzles!
Perfect your strategy. Challenge your mind. Become a Duono master.
Each subscription will automatically renew 3 days before the expiration date for
the same time period. Subscriptions can be cancelled at any time before the renewal.
