# MB3行動圖書館 vs Nenne

The clearest difference is in-app purchases: MB3行動圖書館 at none against Nenne's 3. MB3行動圖書館 also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Nenne sells 3 in-app purchases, starting at $2.99 per month. MB3行動圖書館 asks for nothing beyond the download.

MB3行動圖書館 ships an update every 11 days, Nenne every 8 days. The most recent releases landed on October 27, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | MB3行動圖書館 | Nenne |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/nenne/id6778731628/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 90.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 11 days | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 59 MB | 95 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CHUN YAO YU](https://appshunter.io/developer/925210637) | [JAEMIN LEE](https://appshunter.io/developer/1787329213) |

## What reviewers say

### MB3行動圖書館

[App page](https://appshunter.io/ios/app/mb3/id1611699787)

**Features:** macOS Compatibility

**In-app purchases:** none


### Nenne

[App page](https://appshunter.io/ios/app/nenne/id6778731628)

This utility app provides a nap timer and alarm system that plays exclusively through earphones, ensuring no sound leaks to disturb others. It offers customizable alarm settings, gradual volume increases, and home screen widgets for convenient time management.

**Highlights:** Earphone-only alarms, Nap timer (10s-180m), Wake-up alarms, Gradually louder alarms, Home screen widgets, Customizable alarm sounds

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nenne+ Monthly | $2.99 | per month |
| Nenne+ Yearly | $14.99 | per year |
| Nenne+ Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is MB3行動圖書館 free?

MB3行動圖書館 is free to download, with no in-app purchases.

### Is Nenne free?

Nenne is free to download, with in-app purchases available.

### Do MB3行動圖書館 or Nenne have ads?

Nenne shows ads; MB3行動圖書館 does not.

### Which is updated more often, MB3行動圖書館 or Nenne?

MB3行動圖書館 ships an update every 11 days, and Nenne every 8 days. Most recently, MB3行動圖書館 was updated on October 27, 2026 and Nenne on November 1, 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.*