# 藍牙門鎖 vs Number Ringer

The clearest difference is price: 藍牙門鎖 at Free against Number Ringer's $3.99. 藍牙門鎖 also leads on iOS requirement (12.0 vs 16.0). Number Ringer's advantage is update cadence (daily vs every 2 weeks). On ads, in-app purchases and device support there is nothing between them.

藍牙門鎖 is free to download; Number Ringer costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

藍牙門鎖 ships an update every 2 weeks, Number Ringer daily. The most recent releases landed on October 26, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 藍牙門鎖 | Number Ringer |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Daily** |
| Size | 12 MB | 1 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SYSCODE INTERNATIONAL INC.](https://appshunter.io/developer/1056483582) | [Netflowers Inc.](https://appshunter.io/developer/1672067319) |

## What reviewers say

### 藍牙門鎖

[App page](https://appshunter.io/ios/app/id1489892271)

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

**In-app purchases:** none


### Number Ringer

[App page](https://appshunter.io/ios/app/number-ringer/id1672067316)

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

**In-app purchases:** none


## Frequently asked questions

### Is 藍牙門鎖 free?

藍牙門鎖 is free to download, with no in-app purchases.

### Is Number Ringer free?

Number Ringer costs $3.99, with no in-app purchases.

### Do 藍牙門鎖 or Number Ringer have ads?

Neither 藍牙門鎖 nor Number Ringer shows ads.

### Which is updated more often, 藍牙門鎖 or Number Ringer?

藍牙門鎖 ships an update every 2 weeks, and Number Ringer daily. Most recently, 藍牙門鎖 was updated on October 26, 2026 and Number Ringer on October 30, 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.*