# 密码本 vs SecurityKeys

The clearest difference is ads: SecurityKeys at none against 密码本's shown. 密码本's advantage is iOS requirement (10.0 vs 15.0). On price, 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.

## The numbers

| Metric | 密码本 | SecurityKeys |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | — |
| Size | 7 MB | 1 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [志化 彭](https://appshunter.io/developer/1226811775) | [圣财 卢](https://appshunter.io/developer/1803211672) |

## What reviewers say

### 密码本

[App page](https://appshunter.io/ios/app/id1501521526)

**Features:** macOS Compatibility

**In-app purchases:** none


### SecurityKeys

[App page](https://appshunter.io/ios/app/securitykeys/id6747809012)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 密码本 free?

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

### Is SecurityKeys free?

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

### Do 密码本 or SecurityKeys have ads?

密码本 shows ads; SecurityKeys does not.

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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.*