# ConnectHome System vs Smart Door Plus

The clearest difference is update cadence: Smart Door Plus at monthly against ConnectHome System's every 5 months. Smart Door Plus also leads on iOS requirement (9.0 vs 14.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ConnectHome System ships an update every 5 months, Smart Door Plus monthly. The most recent releases landed on September 8, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | ConnectHome System | Smart Door Plus |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 57 MB | 3 MB |
| Requires iOS | 14.1 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ConnectHome, PE](https://appshunter.io/developer/1555242422) | [Xiamen Yipai Electronic Technology Co., Ltd.](https://appshunter.io/developer/901944145) |

## What reviewers say

### ConnectHome System

[App page](https://appshunter.io/ios/app/connecthome-system/id1445649206)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Door Plus

[App page](https://appshunter.io/ios/app/smart-door-plus/id1566491822)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ConnectHome System free?

ConnectHome System is free to download, with no in-app purchases.

### Is Smart Door Plus free?

Smart Door Plus is free to download, with no in-app purchases.

### Do ConnectHome System or Smart Door Plus have ads?

Neither ConnectHome System nor Smart Door Plus shows ads.

### Which is updated more often, ConnectHome System or Smart Door Plus?

ConnectHome System ships an update every 5 months, and Smart Door Plus monthly. Most recently, ConnectHome System was updated on September 8, 2026 and Smart Door Plus on September 14, 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.*