# Smart vs 找源头

The clearest difference is in-app purchases: 找源头 at none against Smart's 2. 找源头 also leads on update cadence (weekly vs every 4 weeks). Smart's advantage is iOS requirement (9.1 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Smart sells 2 one-off in-app purchases. 找源头 asks for nothing beyond the download.

Smart ships an update every 4 weeks, 找源头 weekly. The most recent releases landed on September 27, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Smart | 找源头 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Weekly** |
| Size | 119 MB | 43 MB |
| Requires iOS | **9.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AMMA TECHNOLOGY CORP](https://appshunter.io/developer/391432773) | [南通找源头网络科技有限公司](https://appshunter.io/developer/1698438588) |

## What reviewers say

### Smart

[App page](https://appshunter.io/ios/app/smart-ehome/id1404121639)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Default UI | Free | one-time |
| Blue | Free | one-time |


### 找源头

[App page](https://appshunter.io/ios/app/id6469577207)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart free?

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

### Is 找源头 free?

找源头 is free to download, with no in-app purchases.

### Do Smart or 找源头 have ads?

Neither Smart nor 找源头 shows ads.

### Which is updated more often, Smart or 找源头?

Smart ships an update every 4 weeks, and 找源头 weekly. Most recently, Smart was updated on September 27, 2026 and 找源头 on October 4, 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.*