# 极简密码本 vs PDF

The clearest difference is ads: PDF at none against 极简密码本's shown. PDF also leads on update cadence (every 2 days vs every 2 months) and device support (4 vs 2). 极简密码本's advantage is iOS requirement (12.1 vs 15.0). On price and in-app purchases there is nothing between them.

Both are free to download. 极简密码本 sells 6 in-app purchases, starting at $0.99 per month and PDF sells 1 in-app purchase, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

极简密码本 ships an update every 2 months, PDF every 2 days. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | 极简密码本 | PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/id1503644549/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 68.2% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 117 MB | 50 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Beijing Haoxin Technology Co., Ltd.](https://appshunter.io/developer/1489694807) | [春燕 刘](https://appshunter.io/developer/6788007465) |

## What reviewers say

### 极简密码本

[App page](https://appshunter.io/ios/app/id1503644549)

Securely store and manage all your passwords in one place. This app offers encrypted storage, automatic synchronization, and features to prevent unauthorized access, ensuring your digital accounts remain private.

**Highlights:** Encrypted password storage, Account management and tracking, One-click password copy, Intrusion detection, App icon disguise, Automatic screen lock, iCloud synchronization

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月会员 | $0.99 | per month |
| 连续包年会员 | $9.99 | per year |
| 月卡会员 | $1.99 | one-time |
| 季卡会员 | $3.99 | one-time |
| 年卡会员 | $14.99 | one-time |
| 永久会员 | $22.99 | one-time |


### PDF

[App page](https://appshunter.io/ios/app/pdf-master/id6788211780)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDFMaster Monthly Subscription | $0.99 | per month |


## Frequently asked questions

### Is 极简密码本 free?

极简密码本 is free to download, with in-app purchases available.

### Is PDF free?

PDF is free to download, with in-app purchases available.

### Do 极简密码本 or PDF have ads?

极简密码本 shows ads; PDF does not.

### Which is updated more often, 极简密码本 or PDF?

极简密码本 ships an update every 2 months, and PDF every 2 days. Most recently, 极简密码本 was updated on October 7, 2026 and PDF on October 3, 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.*