# 智慧用电 vs 防骚扰大师

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

智慧用电 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.

智慧用电 ships an update every 2 months, 防骚扰大师 every 5 weeks. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 智慧用电 | 防骚扰大师 |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Positive reviews | — | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | — | Paid |
| Size | 28 MB | 4 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mantunsci](https://appshunter.io/developer/1061501764) | [合肥章玉智能科技有限公司](https://appshunter.io/developer/1189870243) |

## What reviewers say

### 智慧用电

[App page](https://appshunter.io/ios/app/id1388126763)

**Features:** macOS Compatibility

**In-app purchases:** none


### 防骚扰大师

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

This app uses AI and machine learning to intelligently filter and categorize your SMS messages. It can identify and block spam, group important messages, and allows for custom blocking rules. All processing is done offline on your device for enhanced privacy.

**Highlights:** AI-powered offline SMS filtering, Intelligent message grouping and categorization, Customizable blocking rules, Spam SMS detection, Block SMS bombing, Identify and block international SMS

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 智慧用电 free?

智慧用电 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 智慧用电 or 防骚扰大师 have ads?

Neither 智慧用电 nor 防骚扰大师 shows ads.

### Which is updated more often, 智慧用电 or 防骚扰大师?

智慧用电 ships an update every 2 months, and 防骚扰大师 every 5 weeks. Most recently, 智慧用电 was updated on October 14, 2026 and 防骚扰大师 on October 24, 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.*