# 智能蓝牙钥匙 vs MZD数字钥匙

The clearest difference is update cadence: 智能蓝牙钥匙 at fortnightly against MZD数字钥匙's every 3 months. 智能蓝牙钥匙 also leads on iOS requirement (10.0 vs 12.0). 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.

智能蓝牙钥匙 ships an update fortnightly, MZD数字钥匙 every 3 months. The most recent releases landed on October 20, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | 智能蓝牙钥匙 | MZD数字钥匙 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 15 MB | 36 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [广州中胜网络科技有限公司](https://appshunter.io/developer/1790347510) | [USTL Internet of Things Co., Ltd.](https://appshunter.io/developer/1494250730) |

## What reviewers say

### 智能蓝牙钥匙

[App page](https://appshunter.io/ios/app/id1475634165)

**In-app purchases:** none


### MZD数字钥匙

[App page](https://appshunter.io/ios/app/mzd/id1669684270)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 智能蓝牙钥匙 free?

智能蓝牙钥匙 is free to download, with no in-app purchases.

### Is MZD数字钥匙 free?

MZD数字钥匙 is free to download, with no in-app purchases.

### Do 智能蓝牙钥匙 or MZD数字钥匙 have ads?

Neither 智能蓝牙钥匙 nor MZD数字钥匙 shows ads.

### Which is updated more often, 智能蓝牙钥匙 or MZD数字钥匙?

智能蓝牙钥匙 ships an update fortnightly, and MZD数字钥匙 every 3 months. Most recently, 智能蓝牙钥匙 was updated on October 20, 2026 and MZD数字钥匙 on October 16, 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.*