# 康睦 vs SmartDoor®

The clearest difference is ads: SmartDoor® at none against 康睦's shown. On price, update cadence, 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.

康睦 ships an update monthly, SmartDoor® every 6 weeks. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 康睦 | SmartDoor® |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 6 weeks |
| Size | 75 MB | 25 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [超年实业(上海)有限公司](https://appshunter.io/developer/1325915372) | [博慧电子科技(漳州)有限公司](https://appshunter.io/developer/989706648) |

## What reviewers say

### 康睦

[App page](https://appshunter.io/ios/app/id6450878828)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartDoor®

[App page](https://appshunter.io/ios/app/smartdoor/id6752542148)

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

**In-app purchases:** none


## Frequently asked questions

### Is 康睦 free?

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

### Is SmartDoor® free?

SmartDoor® is free to download, with no in-app purchases.

### Do 康睦 or SmartDoor® have ads?

康睦 shows ads; SmartDoor® does not.

### Which is updated more often, 康睦 or SmartDoor®?

康睦 ships an update monthly, and SmartDoor® every 6 weeks. Most recently, 康睦 was updated on October 3, 2026 and SmartDoor® on October 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.*