quantum hangul vs CoKu
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
quantum hangul
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This app is about learning Hangul together with quantum gates. This game will help you get familiar to Hangul and quantum gates.
CoKu
A modern take on Sudoku, this puzzle game replaces numbers with colors. Solve challenges by ensuring no repeated colors in rows, columns, or blocks. Unlock tools and progress through various difficulty levels.
- Color-based Sudoku gameplay
- Daily Challenge mode
- Mini Game modes
- Draw Mode for custom boards
- Multiple difficulty levels
- Unlockable tools and bonuses
- Dark mode optimization
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Welcome to CoKu, where classic Sudoku meets color-based strategy in a clean, modern puzzle experience. This latest build adds Daily Challenge, new Mini Game modes for quick sessions, and Draw Mode so you can create your own colorful boards. It also includes smoother gameplay, UI polish, and performance improvements. Instead of numbers, CoKu uses colors. Complete every row, column, and block with no repeated color in any section. It is easy to learn, visually clear, and satisfying to master. As you play, you earn stars by completing puzzles and can earn time bonuses for faster solves. Use stars to unlock helpful tools and improve your performance over time. CoKu includes Easy, Medium, and Hard difficulty levels so you can choose a pace that fits your style, from relaxed practice to advanced challenge. The experience is designed to feel responsive and polished, with intuitive touch controls, haptic feedback, dynamic scoring, and progress tracking in a dark-mode-optimized interface.
Screenshots
Verdict
The clearest difference is in-app purchases: quantum hangul at none against CoKu's 3. On price, ads, device support and iOS requirement 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. CoKu sells 3 one-off in-app purchases. quantum hangul asks for nothing beyond the download.
| Parameter | quantum hangul | CoKu |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | — | Every 7 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 0 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Sungjun Kim | Frank J Guzzone |
In-app purchases
quantum hangul
No in-app purchases
CoKu
- 500 Stars$0.99
- 2,500 Stars$2.99
- 5,000 Stars$4.99
