# 胖小鹿智能陪练 vs K.O. Nonogram Pro

The clearest difference is price: 胖小鹿智能陪练 at Free against K.O. Nonogram Pro's $9.99. 胖小鹿智能陪练 also leads on ads (none vs shown). K.O. Nonogram Pro's advantage is update cadence (every 6 days vs fortnightly). On review sentiment, in-app purchases, device support and iOS requirement there is nothing between them.

胖小鹿智能陪练 is free to download; K.O. Nonogram Pro costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

胖小鹿智能陪练 ships an update fortnightly, K.O. Nonogram Pro every 6 days. Both last shipped on September 19, 2026.

## The numbers

| Metric | 胖小鹿智能陪练 | K.O. Nonogram Pro |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | **Free** | Paid |
| Size | 158 MB | 28 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京音未科技有限公司](https://appshunter.io/developer/1537070513) | [又瑞 韦](https://appshunter.io/developer/1625836878) |

## What reviewers say

### 胖小鹿智能陪练

[App page](https://appshunter.io/ios/app/ai/id1537070511)

This app uses AI to provide real-time feedback on piano playing, helping children learn and practice more effectively. It covers a wide range of music books and offers different modes to suit various learning stages.

**Highlights:** AI-powered real-time error correction, Global player PK for practice motivation, Comprehensive coverage of piano textbooks, On-demand score creation service, Three learning modes: sight-reading, improvement, challenge, AI-driven performance evaluation and guidance

**Features:** macOS Compatibility

**In-app purchases:** none


### K.O. Nonogram Pro

[App page](https://appshunter.io/ios/app/ko-nonogram-pro/id6737248261)

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.

**Highlights:** Instant puzzle solutions, Unlimited prompts, Unlock all puzzles, Print puzzles, Cloud backup, Supports 5x5 to 50x50 grids

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 胖小鹿智能陪练 free?

胖小鹿智能陪练 is free to download, with no in-app purchases.

### Is K.O. Nonogram Pro free?

K.O. Nonogram Pro costs $9.99, with no in-app purchases.

### Do 胖小鹿智能陪练 or K.O. Nonogram Pro have ads?

K.O. Nonogram Pro shows ads; 胖小鹿智能陪练 does not.

### Which is updated more often, 胖小鹿智能陪练 or K.O. Nonogram Pro?

胖小鹿智能陪练 ships an update fortnightly, and K.O. Nonogram Pro every 6 days. Most recently, 胖小鹿智能陪练 was updated on September 19, 2026 and K.O. Nonogram Pro on September 19, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*