Shelf Clues
hackyeon kim Games iPhoneiPadiPod touch
Shelf Clues is a free Games app for iPhone and iPad by hackyeon kim. Requires iOS 15.6. Updated September 28, 2026.
- Price
- Free
- on the App Store
- Size
- 44 MB
- Age 4+
- Updated
- Sep 28
- 2026 · v1.0.3
Screenshots
About Shelf Clues
Put every book back where it belongs by following the clues. Shelf Clues is a logic puzzle game where you combine clues about each book’s color, pattern, and position to figure out the correct arrangement on the bookshelf. Select two books one after another to swap their positions. Read the clues, work out where each book belongs, and satisfy every condition to complete the puzzle. You’ll start with a simple bookshelf, but as you progress, more books, different shelf layouts, and increasingly complex combinations of clues will challenge your reasoning skills. ■ Follow the clues to find the right place for every book Each puzzle includes a variety of clues. Which shelf a certain book belongs on Whether a book should be on the far left or far right Which of two books should be farther to the left Whether two books should be directly next to each other Whether a certain book belongs between other books Whether two books should be on the same shelf Above and below relationships The distance between books At first, a single clue may be enough to find the answer. As the puzzles become more challenging, you’ll need to combine several clues to determine the correct arrangement. Solve each condition one by one, and even the most complicated bookshelf will gradually begin to make sense. ■ Simple controls, deeper deduction No complicated controls are required. Select the book you want to move, then select another book to swap their positions. Whenever you move a book, the number of currently satisfied clues is updated immediately, allowing you to see how each move changes the puzzle. ■ Check the clues only when you need them The game screen is designed to keep your focus on the bookshelf itself. Tap the clue button to view all clues for the current puzzle. Select an individual clue, and the books related to that clue will be highlighted briefly. Even when the bookshelf becomes crowded, you can quickly identify which books a clue refers to and continue solving the puzzle. ■ Start with one shelf and work your way up You’ll begin with a small bookshelf where you can learn the basic rules. As you progress, you’ll encounter more books and multi-level bookshelves. Puzzles gradually evolve from simple left-and-right positioning into challenges that require you to consider the order and relationships between several books. New rules are introduced step by step, so there’s no need to memorize everything from the beginning. ■ Endless bookshelf puzzles There is no final level. Each time you take on a new level, a new puzzle is generated according to the game’s rules, so there will always be another bookshelf waiting for you. Rather than repeating the same puzzle, each level features different book arrangements and combinations of clues. How many bookshelves can you organize today? ■ Take your time and think it through Shelf Clues is more about observation and logical thinking than quick reactions. Made a mistake? Simply swap the books again. Want to rethink the puzzle from the beginning? You can restart the current level at any time. Your progress is saved on your device, so you can continue where you left off the next time you play.
What’s new
Version 1.0.3 · Updated September 28, 2026
Improved ad placement for a smoother gameplay experience.
App privacy
The developer, hackyeon kim, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Shelf Clues | – | Free | September 28, 2026 | |
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