Comparison

Griddler vs Happy Nonogram

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Griddler

Fill in tiles based on numerical clues to solve logic puzzles. Compete globally for the fastest times and climb leaderboards. Features adaptive difficulty and unlimited levels.

Highlights
  • Numerical clue-based grid filling
  • Global leaderboards
  • Unlimited randomly generated levels
  • Adaptive difficulty system
  • Multiple grid sizes
  • Achievements
Features
Read full description

Use the numerical clues to fill in the correct tiles and complete the grid! Race against the clock as you compete against players from around the world for the fastest times per gridsize. Griddler, also known as Nonogram, Hanjie and Picross, comes with unlimited randomly created levels in 6 different size grids! Our adaptive difficulty system makes the game more challenging as you improve. Keep levelling and ranking until you're the master of the game! Reached the ultimate rank and want something more challenging? Upgrade to the more difficult levels, ranging up to 10x10! - Leaderboards - Achievements - Share This beautifully crafted game is brought to you by White Hot Games! Happy Griddler-ing! Please note: The App Preview contains footage from the 'Full Game' iAP.

About

Happy Nonogram

Engage your mind with a logic-based number puzzle game. Solve pixel art challenges with number hints, unlock hidden images, and enjoy a variety of puzzle sizes and themes. Play offline with no ads or in-app purchases.

Highlights
  • Variety of puzzle sizes
  • Themed puzzle packs
  • Unlockable pixel art images
  • Number hints on all sides
  • Landscape and portrait modes
  • Dark & Light color themes
  • Offline play
Features
Read full description

Happy Nonogram is a relaxing picture-logic puzzle game, also known as Nonograms, Griddlers or Paint by Numbers. Use the number clues around the grid to work out which squares should be filled. Complete the puzzle correctly and reveal the hidden image! With more than 110 puzzles of varying difficulty, Happy Nonogram is designed for both casual puzzle solving and those moments when you want a little more of a challenge. Start with a quick 5×5 puzzle or work your way up to the much larger grids. Your progress is saved automatically, so you can leave an unfinished puzzle and continue solving it later. Features include: - More than 110 puzzles with varying difficulty levels - Puzzle sizes ranging from small and simple to large and challenging - Automatically save your progress while solving - Continue unfinished puzzles later - Keep separate progress for different puzzle sizes - Reset an individual puzzle and solve it again from the beginning - Reset all puzzle progress whenever you want a completely fresh start - Reveal a hidden image when the puzzle is completed correctly - Choose a puzzle by name or let Random pick one for you - Resize and zoom the puzzle - Move the puzzle around the screen or lock it in place - Number clues displayed around the puzzle grid - Play in both portrait and landscape mode - Built-in help section with instructions on how to play - Optional statistics for your current puzzle - Replay any puzzle as many times as you like - Optional coloured guide bars to make larger puzzles easier to follow - Choose between Dark and Light colour themes - Designed for relaxed, at-your-own-pace play And best of all: - No ads - No in-app purchases - No subscriptions - No registration - No internet connection required Just choose a puzzle and start solving. If life interrupts halfway through, Happy Nonogram will remember where you left off. Happy Nonogram is suitable for anyone who enjoys logic puzzles, number puzzles and picture-solving games. If you enjoy the app, please consider leaving a review. Comments and suggestions are always welcome. Hope you enjoy it! :)

Screenshots

Griddler3 screens
Happy Nonogram4 screens

Verdict

The call

The clearest difference is rating: Griddler at 3.8 against Happy Nonogram's 2.3. Griddler also leads on update cadence (fortnightly vs every 8 months) and review sentiment (56% vs 33%). Happy Nonogram's advantage is in-app purchases (none vs 1). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Griddler sells 1 one-off in-app purchase. Happy Nonogram asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Griddler holds the better App Store score, 3.8 against 2.3. That said, the two scores are not equally well evidenced: Griddler has 116 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 56% of Griddler's written reviews are positive against 33% of Happy Nonogram's.

UpkeepUpdate frequency

Griddler ships an update fortnightly, Happy Nonogram every 8 months. The most recent releases landed on October 5, 2026 and October 10, 2026 respectively.

Scorecard7 real differences · 3 level
Griddler versus Happy Nonogram: the parameters behind the verdict, then further details
ParameterGriddlerHappy Nonogram
PriceFreeFree
Rating3.8 (116 ratings) — better2.3 (3 ratings)
Positive reviews55.6% of reviews — better33.3% of reviews
Number of ratings116 — better3
Update frequencyFortnightly — betterEvery 8 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better15.0
Further details — not scored
Size128 MB82 MB
Age rating4+4+
DeveloperWhite Hot Games LtdLine Newermann

Customer experience

Griddler

All ratings116 ratings
Positive69.8%
Neutral5.2%
Negative25.0%
Written reviews36 reviews
Positive55.6%
Neutral11.1%
Negative33.3%

Happy Nonogram

All ratings3 ratings
Positive33.3%
Neutral0.0%
Negative66.7%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

In-app purchases

1 purchases

Griddler

One-time1
  • Full Game$2.99
None

Happy Nonogram

No in-app purchases

Questions

Is Griddler free?
Griddler is free to download, with in-app purchases available.
Is Happy Nonogram free?
Happy Nonogram is free to download, with no in-app purchases.
Which has better reviews, Griddler or Happy Nonogram?
Griddler is rated higher. Griddler averages 3.8 out of 5 from 116 ratings, while Happy Nonogram averages 2.3 from 3 ratings.
Do Griddler or Happy Nonogram have ads?
Neither Griddler nor Happy Nonogram shows ads.
Which is updated more often, Griddler or Happy Nonogram?
Griddler ships an update fortnightly, and Happy Nonogram every 8 months. Most recently, Griddler was updated on October 5, 2026 and Happy Nonogram on October 10, 2026.

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