# DuckDoku: Queens Logic Puzzle — No Ads Relaxing Logic Game > Number-free logic puzzle game based on Star Battle/Queens rules with ducks. (iPhone/iPad app by 庭伟 莫.) - Source: https://appshunter.io/ios/app/duckdoku-queens-logic-puzzle/id6813360672 (this page in markdown: same URL + `.md`) - Developer: [庭伟 莫](https://appshunter.io/developer/6812045952) - Category: Games - Price: Free with in-app purchases - Rating: 5.00/5 from 5 App Store ratings · 5 written reviews indexed - Age rating: 4+ - Requires: iOS 15.0 · 87 MB - Languages: American English, Japanese, Korean, Chinese (Simplified, China), Chinese (Traditional, Taiwan) - Released: 2026-09-24 - Data updated: 2026-11-06 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/duckdoku-queens-logic-puzzle/id6813360672/reviews.md ## What is DuckDoku? Every row, every column and every colored region hides one little duck. Can you find them all? DuckDoku is a number-free logic puzzle based on the classic Star Battle, also known as Queens. It blends Sudoku-style elimination with Minesweeper-style deduction. Learn the rules in seconds: every puzzle has exactly one solution, and you can always reach it by logic alone. No guessing required. SIMPLE RULES, DEEP THINKING • One duck per color: the board is split into colored regions, and each region holds exactly one duck • One per line: every row and every column also holds exactly one duck • Personal space: ducks don't like crowds, so no two can touch, not even diagonally • Three hearts: double-tap to place a duck. A wrong move costs a heart, and you get three per puzzle, so guessing won't get you far A REAL JOURNEY Travel with the ducks through 18 themed worlds, including Seasons, Solar System, Oceans, Zodiac, Into the Deep and Chess Pieces: 183 chapters and 9,940 verified puzzles in all. Boards grow from cozy 5×5 grids to brain-bending 12×12 ones, the challenge builds step by step, and every theme you finish ends with its own celebration. SOMETHING NEW EVERY DAY • Duck Break: a fresh set of puzzles every day, for when you just want to unwind • Daily Challenge: one big 12×12 puzzle a day; your first clear of the day earns 20 fish PLAY AT YOUR OWN PACE • No ads, no interruptions • No time limits • Play offline anywhere, on your commute or while you wait • Hints when you're stuck, and Auto-X to skip repetitive marking • Pinch to zoom on large boards • Separate switches for music, sound effects and haptics YOUR PROGRESS IS SAFE • Game Center cloud saves, so you can pick up on another device • Leaderboards and achievements • Available in English, Simplified Chinese, Traditional Chinese, Japanese and Korean Love Sudoku, Nonograms, Minesweeper, Queens or any puzzle that makes you think? DuckDoku brings along a flock of cute ducks for that satisfying moment when the logic finally clicks. The Full Version is a one-time purchase that unlocks every Journey level and all future themes. No ads. No subscriptions. Set off now and bring every hidden duck home! ## Key features - Number-free logic puzzles - Sudoku and Minesweeper mechanics - Thousands of themed puzzles - Daily challenges - Offline play - No ads or time limits ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | DuckDoku 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: Queens Logic Puzzle 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 (5 of 5) All indexed reviews: https://appshunter.io/ios/app/duckdoku-queens-logic-puzzle/id6813360672/reviews.md ### 5/5 — Good game *2026-10-14* A really fun game-the ducksare so cute! I played for an hourstraight, and I love that there arenoads. ### 5/5 — love the duck *2026-10-14* clean and fun.And the duck is cute ### 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 Star Battle and Queens puzzles. It challenges players to find hidden ducks on a grid using Sudoku-style elimination and Minesweeper-style deduction. The game features over 9,940 puzzles across 18 themed worlds. ### Does DuckDoku have ads? No, DuckDoku is advertised as having no ads and no interruptions. The description explicitly states 'No ads, no interruptions' and 'No ads. No subscriptions.' for the full version. ### Can I play DuckDoku offline? Yes, DuckDoku can be played offline. The app description mentions 'Play offline anywhere, on your commute or while you wait,' making it suitable for situations without an internet connection. ### How many puzzles are in DuckDoku? DuckDoku offers a vast collection of puzzles, with 183 chapters and 9,940 verified puzzles in total. These are spread across 18 themed worlds, with new puzzles available daily through 'Duck Break' and the 'Daily Challenge'. ### What is the monetization model for DuckDoku? DuckDoku is free to download and play, with the option for a one-time purchase of the Full Version. This purchase unlocks all Journey levels and future themes, offering an ad-free and subscription-free experience. ### What devices is DuckDoku available on? DuckDoku is available for iOS devices, specifically iPhones, iPads, and iPods. It supports Game Center cloud saves, allowing progress to be picked up on different devices. ### How does DuckDoku handle incorrect moves? DuckDoku provides players with three hearts per puzzle. A wrong move costs one heart, so guessing is discouraged and players must rely on logic to solve puzzles. Hints and an Auto-X feature are available when players get stuck. ### When was DuckDoku last updated? The latest version of DuckDoku is 1.6.6, which was last updated on November 6, 2026. The app was initially released on September 24, 2026. ## Version history (last 5 releases) ### 1.6.6 — 2026-11-06 • Refreshed game screen with clearer candy-colored regions and a cleaner look • Updated duck artwork and more natural animations for blinking, looking around and cheering • Smoother gameplay when placing ducks, marking cells and completing puzzles ### 1.6.5 — 2026-11-03 • New: Duck Break — a fresh set of puzzles every day, perfect for a quick, relaxing break • A refreshed home screen that takes you straight back to your journey • Bug fixes and polish ### 1.6.2 — 2026-10-27 • A brand-new level-complete screen with an extra cute, bouncy duck • Smoother gameplay, plus a quick double-check before you restart a puzzle • A fresh launch screen and a cuter, consistent look for all our ducks • Store prices that fail to load can now be retried, and there's a new Restore Purchases shortcut ### 1.6.0 — 2026-10-23 • Added Journey theme completion milestones to make every challenge feel more rewarding • Added Journey theme cover cards • Added background music • Reduced image resource sizes and improved iPad landscape layouts and some animations ### 1.5.1 — 2026-10-15 X marking is now faster and smoother. Auto-X can now be toggled on for continuous use. Once enabled, it automatically adds X marks as you place ducks. It's free to use in the first theme. Settings has been completely redesigned, with clearer options and simpler language selection. ## Apps similar to DuckDoku | App | Rating | Price | Category | | --- | --- | --- | --- | | [FishDoku: No Ads Sudoku Game](https://appshunter.io/ios/app/fishdoku-no-ads-sudoku-game/id6808062577) | 5.0 (7) | Free | Games | | [Prickle: Hedgehog Logic Puzzle](https://appshunter.io/ios/app/prickle-hedgehog-logic-puzzle/id6789364924) | 4.8 (8) | Free | Games | | [Pawdoku: No Ads Dog Puzzle](https://appshunter.io/ios/app/pawdoku-no-ads-dog-puzzle/id6801787891) | 4.5 (28) | Free | Games | | [Pandadoku-Animals Puzzle Game](https://appshunter.io/ios/app/pandadoku-animals-puzzle-game/id6794636641) | 4.8 (60) | Free | Games | | [Pengdoku - Logic Puzzle Games](https://appshunter.io/ios/app/pengdoku-logic-puzzle-games/id6777038541) | 4.8 (410) | Free | Games | | [Findogs: Logic Brain Puzzle](https://appshunter.io/ios/app/findogs-logic-brain-puzzle/id6786219373) | 2.7 (3) | 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 2026-11-06.*