Lightkeeper vs Nonogram
Price, ratings, monetisation and update history for both games, side by side ā with what reviewers say about each.
Lightkeeper
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The lighthouse has gone dark, and the keeper has forgotten what it looked like. Every picture you solve is a memory it gets back. Lightkeeper is a nonogram ā a picture cross puzzle, also called picross, hanjie or a Japanese crossword. The numbers along each row and column tell you how many squares to fill. Work out which ones, and a picture appears. NEVER GUESS All 500 puzzles are checked by a solver before they ship. Each has exactly one answer, and that answer can always be reached by logic alone. If you are stuck, there is something left to work out ā not something left to gamble on. A TOWER THAT LIGHTS UP Puzzles are not a list. They are five floors of a lighthouse: the Lamp Room, the Keeper's Door, the Watch Room, the Winding Stair and the Lantern. Finish a floor and its windows come on for good. EVERY PICTURE IS KEPT Solved pictures go to the gallery, where you can look back at the whole collection. A PUZZLE EVERY DAY A new one each morning, the same for everyone, marked off on a calendar. MADE TO BE PLAYED ANYWHERE Plays fully offline. Portrait, one hand, on iPhone and iPad. Light and night themes. Drag to fill, pinch to zoom on the big grids, and cross out settled lines automatically if you want the help. FOR PLAYERS WHO LIKE Nonograms, picross, griddlers, hanjie, pic-a-pix, paint by numbers, logic puzzles, pixel art, and a quiet game to end the day with. Free to play. Optional hints and an ad-free purchase.
Nonogram
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Reveal hidden pixel art using numbers, logic and deduction! Nonogram is the classic picture logic puzzle where number clues tell you which cells to fill in each row and column. Also known as Picross, Griddlers, Hanjie and Picture Cross, Nonogram is easy to learn and satisfying to master. Solve 900+ levels, start with simple 5Ć5 grids and progress to challenging 10Ć10 and 15Ć15 puzzles. FEATURES ⢠900+ nonogram puzzles ⢠5Ć5, 10Ć10 and 15Ć15 grids ⢠Daily puzzles and daily challenges ⢠Pixel art gallery for completed pictures ⢠Smart hints when you get stuck ⢠Undo to correct mistakes ⢠Dark theme for comfortable night play ⢠Offline gameplay HOW TO PLAY Read the numbers beside each row and above each column. They tell you how many consecutive cells need to be filled. Use logic to determine which cells should be filled and which should remain empty. Mark empty cells with X and solve the grid step by step. Complete every clue to reveal the hidden pixel art picture. Whether you have two minutes or want a longer brain challenge, Nonogram gives you a relaxing way to exercise your logic and uncover beautiful hidden pictures. Solve the clues. Fill the grid. Reveal the picture.
Screenshots
Verdict
The clearest difference is in-app purchases: Nonogram at none against Lightkeeper's 3. Nonogram also leads on update cadence (daily vs every 3 weeks). Lightkeeper's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Lightkeeper sells 3 one-off in-app purchases. Nonogram asks for nothing beyond the download.
Lightkeeper ships an update every 3 weeks, Nonogram daily. Both last shipped on October 29, 2026.
| Parameter | Lightkeeper | Nonogram |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Daily ā better |
| Ads | No ā better | Yes |
| In-app purchases | Yes | No ā better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details ā not scored | ||
| Size | 134 MB | 23 MB |
| Age rating | 4+ | 4+ |
| Developer | MEHMET CANKER (TR) | Mustafa CALISKANOZTURK |
In-app purchases
Lightkeeper
- Full Lights$0.99
- 25 Hints$1.99
- Remove Ads$3.99
Nonogram
No in-app purchases








