Brain Storm vs K.O. Nonogram Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Brain Storm
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Brain Storm:Challenge Time: An app that improves your brain performance by doing a variety of novel and interesting mini games. Starting from the five aspects of memory and logic, your brain can be exercised and continuously improved through games. Various game performance, challenge higher difficulty and win higher scores. Let your brain improve continuously: Whether you are a student, a parent or an office worker, we can help you improve your brain's various indicators, or you can choose to specifically improve an indicator. Make you more comfortable in your work, study and life. Complete daily tasks once a day, improve brain vitality, and face a new day in full state. We will continue to enrich the library of challenges, so that your journey of improvement is no longer boring and monotonous.
K.O. Nonogram Pro
This app provides instant solutions and solving steps for Nonogram puzzles. It supports grids from 5x5 to 50x50 and offers features like cloud backup and printing capabilities. Enjoy an ad-free experience with unlimited prompts and access to all puzzles.
- Instant puzzle solutions
- Unlimited prompts
- Unlock all puzzles
- Print puzzles
- Cloud backup
- Supports 5x5 to 50x50 grids
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K.O. Nonogram Pro: 1. Permanent ad-free; 2. Unlimited prompts; 3. Unlock all selected puzzles; 4. Print all puzzles(no watermark in preview); 5. Cloud backup; ------------------------------ Get nonogram answers / solving steps immediately. It supports 5~50 grid nonogram. There is a rich online nonogram store, support print puzzle. --------------- The grid of squares must be either filled in black or marked with X. Beside each row of the grid are listed the lengths of the runs of black squares on that row. Above each column are listed the lengths of the runs of black squares in that column. Go to find all black squares.
Screenshots
Verdict
The clearest difference is price: Brain Storm at $0.99 against K.O. Nonogram Pro's $9.99. Brain Storm also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.0). On update cadence, 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
Brain Storm costs $0.99 and K.O. Nonogram Pro $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Brain Storm ships an update every 8 days, K.O. Nonogram Pro every 6 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | Brain Storm | K.O. Nonogram Pro |
|---|---|---|
| Price | $0.99 — better | $9.99 |
| Positive reviews | — | 0.0% of reviews |
| Update frequency | Every 8 days | Every 6 days — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 57 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | 大勤 文 | 又瑞 韦 |
In-app purchases
Brain Storm
No in-app purchases
K.O. Nonogram Pro
No in-app purchases









