# 百变鸭 vs EMBER监控

The clearest difference is in-app purchases: EMBER监控 at none against 百变鸭's 2. EMBER监控 also leads on ads (none vs shown). 百变鸭's advantage is iOS requirement (10.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. 百变鸭 sells 2 one-off in-app purchases. EMBER监控 asks for nothing beyond the download.

## The numbers

| Metric | 百变鸭 | EMBER监控 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | — | Weekly |
| Size | 37 MB | 35 MB |
| Requires iOS | **10.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [倩 覃](https://appshunter.io/developer/1581916386) | [洋 陆](https://appshunter.io/developer/6783398937) |

## What reviewers say

### 百变鸭

[App page](https://appshunter.io/ios/app/id1584060571)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度会员 | $0.99 | one-time |
| 季度会员 | $2.99 | one-time |


### EMBER监控

[App page](https://appshunter.io/ios/app/ember/id6783414870)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 百变鸭 free?

百变鸭 is free to download, with in-app purchases available.

### Is EMBER监控 free?

EMBER监控 is free to download, with no in-app purchases.

### Do 百变鸭 or EMBER监控 have ads?

百变鸭 shows ads; EMBER监控 does not.

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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.*