# DB12 vs 保卫手机

The clearest difference is update cadence: 保卫手机 at every 2 days against DB12's every 2 months. DB12's advantage is iOS requirement (12.0 vs 17.0). 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.

DB12 ships an update every 2 months, 保卫手机 every 2 days. The most recent releases landed on October 17, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | DB12 | 保卫手机 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 6 MB | 8 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AIMIX Audio System Equipment Co., Ltd.](https://appshunter.io/developer/1231328086) | [Chengdu Songfeng Changxiang Technology Co., Ltd.](https://appshunter.io/developer/6776484331) |

## What reviewers say

### DB12

[App page](https://appshunter.io/ios/app/db12/id6743044744)

**Features:** macOS Compatibility

**In-app purchases:** none


### 保卫手机

[App page](https://appshunter.io/ios/app/id6776484329)

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

**In-app purchases:** none


## Frequently asked questions

### Is DB12 free?

DB12 is free to download, with no in-app purchases.

### Is 保卫手机 free?

保卫手机 is free to download, with no in-app purchases.

### Do DB12 or 保卫手机 have ads?

Neither DB12 nor 保卫手机 shows ads.

### Which is updated more often, DB12 or 保卫手机?

DB12 ships an update every 2 months, and 保卫手机 every 2 days. Most recently, DB12 was updated on October 17, 2026 and 保卫手机 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.*