# 水果百科 vs 地震预警

The clearest difference is in-app purchases: 水果百科 at none against 地震预警's 2. 地震预警's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. 地震预警 sells 2 in-app purchases, starting at $4.99 per 7 days. 水果百科 asks for nothing beyond the download.

水果百科 ships an update every 2 weeks, 地震预警 every 4 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | 水果百科 | 地震预警 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id1633969134/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 18 MB | 12 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [浩杰 姬](https://appshunter.io/developer/1514456091) | [从兵 马](https://appshunter.io/developer/1696530023) |

## What reviewers say

### 水果百科

[App page](https://appshunter.io/ios/app/id1633969134)

Instantly identify fruits with high accuracy and speed. Access a comprehensive encyclopedia of fruit nutrition, including calorie, fat, and carbohydrate content. Offers a simple interface and rich content for healthy eating guidance.

**Highlights:** Fruit image recognition, Nutrition facts database, Calorie, fat, carb content, Healthy eating guide, Simple user interface, Rich content

**Features:** macOS Compatibility

**In-app purchases:** none


### 地震预警

[App page](https://appshunter.io/ios/app/id6466252173)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周订阅会员 | $4.99 | per 7 days |
| 月订阅会员 | $9.99 | per month |


## Frequently asked questions

### Is 水果百科 free?

水果百科 is free to download, with no in-app purchases.

### Is 地震预警 free?

地震预警 is free to download, with in-app purchases available.

### Do 水果百科 or 地震预警 have ads?

水果百科 shows ads; 地震预警 does not.

### Which is updated more often, 水果百科 or 地震预警?

水果百科 ships an update every 2 weeks, and 地震预警 every 4 days. Most recently, 水果百科 was updated on November 3, 2026 and 地震预警 on November 3, 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.*