# e通道 vs 防骚扰大师

The clearest difference is price: e通道 at Free against 防骚扰大师's $0.99. e通道 also leads on iOS requirement (9.0 vs 16.0). 防骚扰大师's advantage is update cadence (every 5 weeks vs every 7 months). On ads, in-app purchases and device support there is nothing between them.

e通道 is free to download; 防骚扰大师 costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

e通道 ships an update every 7 months, 防骚扰大师 every 5 weeks. The most recent releases landed on September 9, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | e通道 | 防骚扰大师 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Size | 118 MB | 4 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [湖南红网新媒科技发展有限公司](https://appshunter.io/developer/1485504595) | [合肥章玉智能科技有限公司](https://appshunter.io/developer/1189870243) |

## What reviewers say

### e通道

[App page](https://appshunter.io/ios/app/e/id1509852551)

**Features:** macOS Compatibility

**In-app purchases:** none


### 防骚扰大师

[App page](https://appshunter.io/ios/app/id6445937673)

**In-app purchases:** none


## Frequently asked questions

### Is e通道 free?

e通道 is free to download, with no in-app purchases.

### Is 防骚扰大师 free?

防骚扰大师 costs $0.99, with no in-app purchases.

### Do e通道 or 防骚扰大师 have ads?

Neither e通道 nor 防骚扰大师 shows ads.

### Which is updated more often, e通道 or 防骚扰大师?

e通道 ships an update every 7 months, and 防骚扰大师 every 5 weeks. Most recently, e通道 was updated on September 9, 2026 and 防骚扰大师 on September 8, 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.*