Nonogram 9 vs Perfect Sum
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Nonogram 9
This logic puzzle game challenges your thinking and attention to detail. Solve over 1,000 unique puzzles across various grid sizes to reveal complete pictures. Features include automatic saving and helpful hints.
- Over 1,000 unique puzzles
- Multiple grid sizes (10x10, 15x15, 20x20)
- Automatic game save
- Auto X Fill
- Hint system
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Nonogram is the best logic game. This requires logic, thinking, attention, calculation ability is a puzzle game. Provides a logic game in various modes (10X10, 15X15, 20X20). The way to go to match the part of the big picture. Complete over 1,000 different puzzles to make a great picture. ** Game Features ** Provides 3 modes (10X10, 15X15, 20X20) Automatic game saved Auto X Fill Provide a hint ** How to play ** As the number of rows and columns to find the consecutive blocks. If more than one number, you have more than one space between the number and the number. The game will end as it finds a block of rows and columns, all numbers.
Perfect Sum
A captivating puzzle game where you strategically place shapes on a numbered board to reach a perfect sum. Unlock new buildings and enjoy stunning visuals and rewarding animations as you progress through increasingly challenging levels.
- Strategic shape placement
- Numbered board puzzles
- Unlockable buildings
- Increasing difficulty levels
- Rewarding animations
- Stunning visuals
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Welcome to Perfect Sum, a mesmerizing mobile game that combines the beauty of animation with the excitement of strategic gameplay! Place shapes on a numbered board to achieve the perfect sum, navigating through levels that range from deceptively simple to devilishly difficult. With every shape placed, you're not just solving a puzzle; you're painting a masterpiece of numbers and strategy. As you elevate your high score, you unlock a world of wonders, with new buildings revealing themselves, adding layers of depth to the gameplay and a sense of achievement that keeps you coming back for more. With stunning visuals, fluid animations, each moment in the game is designed to be a feast for the senses. From the satisfying click of placing a shape to the vibrant explosion of achieving the perfect sum, the game ensures every action feels rewarding.
Screenshots
Verdict
The clearest difference is rating: Perfect Sum at 5.0 against Nonogram 9's 4.5. Perfect Sum also leads on update cadence (every 3 days vs every 12 months). Nonogram 9's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, review sentiment, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Perfect Sum holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 6 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
Nonogram 9 ships an update every 12 months, Perfect Sum every 3 days. The most recent releases landed on October 6, 2026 and September 24, 2026 respectively.
| Parameter | Nonogram 9 | Perfect Sum |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (6 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 6 — better | 2 |
| Update frequency | Every 12 months | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 12.0 |
| Further details — not scored | ||
| Size | 56 MB | 139 MB |
| Age rating | 4+ | 4+ |
| Developer | Myungil Kim | Benjamin Richy |
Customer experience
Nonogram 9
Perfect Sum
In-app purchases
Nonogram 9
No in-app purchases
Perfect Sum
No in-app purchases









