# Simple PDF Editor vs 明盾守護

The clearest difference is ads: 明盾守護 at none against Simple PDF Editor's shown. Simple PDF Editor's advantage is device support (3 vs 1). On price, update cadence, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Simple PDF Editor sells 8 one-off in-app purchases and 明盾守護 sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Simple PDF Editor ships an update every 2 weeks, 明盾守護 fortnightly. The most recent releases landed on October 24, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Simple PDF Editor | 明盾守護 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (17 ratings)](https://appshunter.io/ios/app/simple-pdf-editor/id1560227399/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | 8.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 97 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Kei Suefuji](https://appshunter.io/developer/1388335881) | [CHENG CHUN TSAI](https://appshunter.io/developer/1888412552) |

## What reviewers say

### Simple PDF Editor

[App page](https://appshunter.io/ios/app/simple-pdf-editor/id1560227399)

Easily edit PDF documents by deleting, rotating, sorting, extracting, or combining pages. Secure your files with password protection and unlock them. The free version lets you preview edits before purchasing tools or the professional version for full access.

**Highlights:** Delete PDF pages, Rotate PDF pages, Sort PDF pages, Extract PDF pages, Combine PDF pages, Password protect PDFs, Unlock password-protected PDFs

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Delete Pages | $4.99 | one-time |
| Rotate Pages | $4.99 | one-time |
| Sort Pages | $4.99 | one-time |
| Unlock Password | $4.99 | one-time |
| Extract Pages | $4.99 | one-time |
| Password Protect | $4.99 | one-time |
| Combine PDF | $4.99 | one-time |
| Pro (All Tools) | $19.99 | one-time |


### 明盾守護

[App page](https://appshunter.io/ios/app/id6769699526)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 明盾進階版 - 月繳 | $1.99 | per month |
| 明盾進階版 - 年繳 | $19.99 | per year |


## Frequently asked questions

### Is Simple PDF Editor free?

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

### Is 明盾守護 free?

明盾守護 is free to download, with in-app purchases available.

### Do Simple PDF Editor or 明盾守護 have ads?

Simple PDF Editor shows ads; 明盾守護 does not.

### Which is updated more often, Simple PDF Editor or 明盾守護?

Simple PDF Editor ships an update every 2 weeks, and 明盾守護 fortnightly. Most recently, Simple PDF Editor was updated on October 24, 2026 and 明盾守護 on October 6, 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.*