# LionDoku: Daily Logic Puzzles — Train Your Brain with Puzzles > Logic and Nonogram picture puzzle game for brain training. (iPhone/iPad app by 彩兰 刘.) - Source: https://appshunter.io/ios/app/liondoku-daily-logic-puzzles/id6791069315 (this page in markdown: same URL + `.md`) - Developer: [彩兰 刘](https://appshunter.io/developer/6788595553) - Category: Games, Puzzle, Board, Entertainment - Price: Free with in-app purchases - Rating: 4.70/5 from 7 App Store ratings - Age rating: 4+ - Requires: iOS 15.6 · 58 MB - Languages: American English, French (France), German (Germany), Japanese, Korean, Brazilian Portuguese, Russian, Chinese (Simplified, China), European Spanish, Chinese (Traditional, Taiwan) - Released: 2026-07-27 - Data updated: 2026-09-07 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/liondoku-daily-logic-puzzles/id6791069315/reviews.md ## What is LionDoku? LionDoku is a relaxing logic puzzle game that challenges you to observe, reason, and find the correct solution. In LionDoku, each lion must stand alone. Every row, column, and colored region must contain exactly one lion. No two lions can be placed next to each other, even diagonally. Every puzzle has its own hidden logic. Study the board, rule out impossible positions, and follow the clues to place every lion correctly. Easy to learn and satisfying to solve, LionDoku is designed to exercise your mind at your own pace. You can also enjoy Nonogram picture puzzles. Use the number clues beside each row and column to determine which cells to fill. Mark empty cells with Xs, reveal the hidden pixel picture, and complete hundreds of increasingly challenging levels. Features: • More than 8,000 logic puzzle levels • 500 Nonogram picture puzzle levels • Daily puzzle challenges • Helpful hints when you get stuck • Simple, colorful, and intuitive design • Tap or swipe to fill Nonogram cells • Multiple language support • iCloud progress synchronization • Light and dark mode support Whether you want a quick break, a relaxing picture puzzle, or a challenging brain workout, LionDoku always has another puzzle waiting for you. Think carefully, eliminate the impossible, reveal every hidden picture, and solve them all! Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ ## Key features - Thousands of logic puzzle levels - Hundreds of Nonogram picture puzzles - Daily puzzle challenges - Helpful hints - Intuitive design - iCloud progress sync ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | LeftTime Pro | $2.99 | one-time | ## Frequently asked questions about LionDoku ### What kind of puzzles does LionDoku offer? LionDoku features two main puzzle types: logic puzzles where each lion must stand alone in its row, column, and region, and Nonogram picture puzzles that reveal hidden pixel art based on number clues. ### How many puzzles are available in LionDoku? The game boasts over 8,000 logic puzzle levels and 500 Nonogram picture puzzle levels, ensuring a vast amount of content for players. ### Does LionDoku have daily challenges? Yes, LionDoku offers daily puzzle challenges to keep players engaged and provide a consistent brain-training experience. ### Can I get help if I'm stuck on a puzzle in LionDoku? Absolutely. LionDoku provides helpful hints to assist players when they encounter difficulties, ensuring a smoother puzzle-solving experience. ### Is LionDoku available on multiple devices? LionDoku is designed for Apple devices and supports iPhone, iPad, and iPod, with iCloud progress synchronization allowing you to continue your game across devices. ### Does LionDoku have ads? Yes, LionDoku contains advertisements. It is free to download and play, with in-app purchases available. ### What is the age rating for LionDoku? LionDoku has an age rating of 4+, making it suitable for a wide range of players interested in logic and picture puzzles. ### How often is LionDoku updated? The latest version of LionDoku is 1.6.0, and it was last updated on September 5, 2026, indicating regular updates to the game. ## Version history (last 5 releases) ### 1.6.0 — 2026-09-05 Adjust level rewards Improve user experience ### 1.0.5 — 2026-09-02 Improved app stability and overall experience Fixed known issues ### 1.0.4 — 2026-08-31 • Improved overall experience and loading speed • Updated privacy information and permission prompts • Fixed known issues and improved stability • Refined interface details ### 1.0.3 — 2026-08-29 - Improved Smart Hint reasoning. - Improved user-friendly messages for Daily Challenge, level loading, and purchase failures. - Added the Drumstick Store. ### 1.0.2 — 2026-08-26 fix bug improve the experience ## More apps by 彩兰 刘 - [Cat Block: NO ADS Puzzles Game](https://appshunter.io/ios/app/cat-block-no-ads-puzzles-game/id6793044426) All apps by 彩兰 刘: https://appshunter.io/developer/6788595553 ## Related topics [no ads logic](https://appshunter.io/ios/topics/no-ads-logic) · [soduko free no ads](https://appshunter.io/ios/topics/soduko-free-no-ads) · [light and shadow logic puzzles](https://appshunter.io/ios/topics/light-and-shadow-logic-puzzles) · [puzzle games with no ads](https://appshunter.io/ios/topics/puzzle-games-with-no-ads) · [puzzles for adults no ads](https://appshunter.io/ios/topics/puzzles-for-adults-no-ads) --- *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 2026-09-07.*