# DuckDoku: No Ads Logic Puzzles — Find Ducks, Daily Brain Games > Number-free logic puzzle game with duck placement challenges. (iPhone/iPad app by 庭伟 莫.) - Source: https://appshunter.io/ios/app/duckdoku-no-ads-logic-puzzles/id6813360672 (this page in markdown: same URL + `.md`) - Developer: [庭伟 莫](https://appshunter.io/developer/6812045952) - Category: Games, Puzzle - Price: Free with in-app purchases - Rating: 5.00/5 from 4 App Store ratings · 3 written reviews indexed - Age rating: 4+ - Requires: iOS 15.0 · 47 MB - Languages: American English, Japanese, Korean, Chinese (Simplified, China), Chinese (Traditional, Taiwan) - Released: 2026-09-24 - Data updated: 2026-10-14 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/duckdoku-no-ads-logic-puzzles/id6813360672/reviews.md ## What is DuckDoku? One duck in every row, column, and colored region. No two ducks can touch—not even diagonally. DuckDoku is a cozy, number-free brain puzzle inspired by Sudoku, Queens, and spatial deduction. The rules take seconds to learn, but every board rewards careful thinking. Each puzzle has one logical solution, so you can solve it without guessing. A COLORFUL PUZZLE JOURNEY Travel with Quacky through charming themed worlds filled with increasingly satisfying challenges. Begin with friendly 5×5 boards, sharpen your deduction skills, and work your way up to demanding 12×12 puzzles. WHY YOU’LL LOVE DuckDoku • Thousands of carefully validated logic puzzles • Colorful themes with chapters, progression, and star ratings • Board sizes from beginner-friendly 5×5 to challenging 12×12 • Pure logical deduction—no guessing required • Helpful hints and Auto-X when you need a nudge • Pinch to zoom on larger boards • No time limits and no ads • Play offline anytime • Game Center cloud saves and leaderboards • Achievements to discover and unlock • Available in English, Chinese, Japanese, and Korean Whether you have a quiet minute or time for a longer puzzle session, DuckDoku offers a relaxing challenge at your own pace. Can you find the one perfect place for every duck? DAILY CHALLENGE A new free 12×12 puzzle every day. Complete it for the first time that day to earn 20 fish. The puzzle refreshes worldwide at 00:00 UTC. The first 270 Journey levels are free. A one-time Full Version purchase unlocks the rest of the journey. No ads or subscriptions. ## Key features - Thousands of logic puzzles - Themed worlds and progression - Board sizes 5x5 to 12x12 - Pure logical deduction - Offline play - Daily challenges - No ads ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Quackdoku Full Version | $4.99 | one-time | | 40 Fish | $0.99 | one-time | | 100 Fish | $1.99 | one-time | | 210 Fish | $3.99 | one-time | ## Is DuckDoku safe? Not enough ratings yet to assess DuckDoku. ## Is DuckDoku legit? DuckDoku: No Ads Logic Puzzles has limited verification signals. The AppsHunter Legitimacy Score for DuckDoku is 58 out of 100 points across 7 verification signals from App Store and developer data. ## Recent user reviews (3 of 3) All indexed reviews: https://appshunter.io/ios/app/duckdoku-no-ads-logic-puzzles/id6813360672/reviews.md ### 5/5 — This game is pretty interesting. *2026-10-13* Fun—a classic Sudoku game. ### 5/5 — Great *2026-09-28* This duck puzzle game is super fun! It mixes sudoku rules with cute little ducks, really addictive. The rules are easy to pick up, but some levels still make me think hard. Love the clean art style! ### 5/5 — fun game *2026-09-28* A really fun game—the ducks are so cute! I played for an hour straight, and I love that there are no ads. ## Frequently asked questions about DuckDoku ### What is DuckDoku? DuckDoku is a number-free logic puzzle game inspired by Sudoku and spatial deduction. Players must place ducks on a grid according to specific rules, ensuring no two ducks touch, even diagonally. It offers a relaxing and challenging experience for players of all ages. ### How do I play DuckDoku? The core rule is to place one duck in each row, column, and colored region, with no two ducks touching diagonally. The game provides pure logical deduction, meaning no guessing is required to solve any puzzle. Hints and an Auto-X feature are available if you need assistance. ### Does DuckDoku have ads? No, DuckDoku is advertised as having no ads. This allows for an uninterrupted and immersive puzzle-solving experience. ### Can I play DuckDoku offline? Yes, DuckDoku can be played offline anytime. This makes it a great option for entertainment during commutes or in areas with limited internet access. ### What are the board sizes in DuckDoku? DuckDoku offers a range of board sizes, starting from beginner-friendly 5x5 puzzles and progressing to more challenging 12x12 boards. This allows players to gradually sharpen their deduction skills. ### Is DuckDoku suitable for children? Yes, DuckDoku has an age rating of 4+, making it suitable for children. Its simple rules and engaging gameplay provide a fun and educational experience. ### How often are new puzzles added to DuckDoku? DuckDoku features a new free 12x12 puzzle every day, which refreshes worldwide at 00:00 UTC. The game also offers thousands of carefully validated logic puzzles within its Journey mode. ### What languages does DuckDoku support? DuckDoku is available in English, Chinese, Japanese, and Korean. This allows a wider audience to enjoy the game's logic challenges. ## Version history (last 5 releases) ### 1.5.0 — 2026-10-12 Quackdoku is now DuckDoku! Meet our new winking duck icon. • A redesigned home screen with quick access to Daily Challenge, Journey, and your fish balance. • A new free 12×12 Daily Challenge every day. Your first completion of the day earns 20 fish. • Daily reward records sync through Game Center cloud saves. • Refreshed fish icons and a more compact fish shop. ### 1.3.1 — 2026-10-10 Our ducks are livelier than ever! • New duck animations on the home screen and puzzle board. • A refreshed celebration when you solve a puzzle. • A new sound for placing ducks and smoother first moves. ### 1.2 — 2026-10-05 Version 1.2 brings: • iPad support with layouts designed for larger screens • A new About Quackdoku page to view your app version and available updates ### 1.1 — 2026-09-29 Version 1.1 brings: • Game Center leaderboards and 14 achievements • Support for Traditional Chinese, Japanese, and Korean • Interface and localization improvements • Bug fixes and stability improvements ### 1.0 — 2026-09-24 No release notes. ## Apps similar to DuckDoku | App | Rating | Price | Category | | --- | --- | --- | --- | | [Orchard Doku 3D](https://appshunter.io/ios/app/orchard-doku-3d/id6813308615) | 5.0 (1) | Free | Games | | [Prismelle](https://appshunter.io/ios/app/prismelle/id6813285959) | 5.0 (1) | Free | Games | | [Fishogram: Nonogram Crossing](https://appshunter.io/ios/app/fishogram-nonogram-crossing/id6819005681) | 5.0 (1) | Free | Games | | [Fruitlight Doku](https://appshunter.io/ios/app/fruitlight-doku/id6813927466) | — | Free | Games | | [Pure Logic: Brain Puzzles](https://appshunter.io/ios/app/pure-logic-brain-puzzles/id6810033029) | 5.0 (2) | Free | Games | | [Cat Nonogram Crossing](https://appshunter.io/ios/app/cat-nonogram-crossing/id6785733472) | — | Free | Games | --- *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 2026-10-14.*