# PDF Mpjex vs 星so

The clearest difference is in-app purchases: 星so at none against PDF Mpjex's 3. 星so also leads on iOS requirement (12.0 vs 15.0). PDF Mpjex's advantage is review sentiment (100% vs 70%) and update cadence (every 6 weeks vs every 8 months). On price there is nothing between them.

Both are free to download. PDF Mpjex sells 3 in-app purchases, starting at $0.99 per month. 星so asks for nothing beyond the download.

PDF Mpjex holds the better App Store score, 4.8 against 4.6. Both are backed by a comparable volume of ratings — 324 and 83 respectively. Written reviews point the same way: 100% of PDF Mpjex's written reviews are positive against 70% of 星so's.

PDF Mpjex ships an update every 6 weeks, 星so every 8 months. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | PDF Mpjex | 星so |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (324 ratings)](https://appshunter.io/ios/app/pdf-mpjex-editor-for-pdf/id6450148824/reviews)** | [4.6 (83 ratings)](https://appshunter.io/ios/app/so/id6499182758/reviews) |
| Number of ratings | **324** | 83 |
| Positive reviews | **100.0% of reviews** | 70.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | — |
| Update frequency | **Every 6 weeks** | Every 8 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 26 MB | 102 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 17+ | 17+ |
| Developer | [Beijing Yima Network Technology Co., Ltd.](https://appshunter.io/developer/1655494126) | [涵钰 詹](https://appshunter.io/developer/1740220291) |

## What reviewers say

### PDF Mpjex

[App page](https://appshunter.io/ios/app/pdf-mpjex-editor-for-pdf/id6450148824)

This app allows you to create and edit PDF documents on your iPhone and iPad. Features include scanning, merging, reordering, and protecting PDFs with passwords. You can also extract pages, images, and text from existing documents.

**Highlights:** Scan documents, Create PDF from photos/web, Merge and extract PDFs, Delete, rotate, reorder pages, Password protect PDFs, Extract images and pages

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Editor & Maker Pro Monthly | $0.99 | per month |
| PDF Editor & Maker Pro Yearly | $9.99 | per year |
| PDF Editor & Maker Pro | $4.99 | one-time |

**What reviewers like**

- 👍 Amazing app with many tools
- 👍 Nice app
- 👍 Good app
- 👍 Very good
- 👍 Nice app

**Reported bugs**

- 🐛 App crashes when viewing drawings

**Requested features**

- 💡 Add automatic table of contents generation
- 💡 Ability to scan up to 24 pages at once, then merge


### 星so

[App page](https://appshunter.io/ios/app/so/id6499182758)

This app offers a clean and simple browsing experience with customizable homepages and multiple reading modes for focused content consumption. It supports ad blocking, dark mode, and local data storage for enhanced privacy and security.

**Highlights:** Minimalist homepage with custom website and rule support, Multiple reading modes for immersive content, Ad blocking functionality, Dark mode support, Built-in search engine, User scripts and rules compatibility, Private browsing and local data storage

**In-app purchases:** none


## Frequently asked questions

### Is PDF Mpjex free?

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

### Is 星so free?

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

### Which has better reviews, PDF Mpjex or 星so?

PDF Mpjex is rated higher. PDF Mpjex averages 4.8 out of 5 from 324 ratings, while 星so averages 4.6 from 83 ratings.

### Which is updated more often, PDF Mpjex or 星so?

PDF Mpjex ships an update every 6 weeks, and 星so every 8 months. Most recently, PDF Mpjex was updated on October 25, 2026 and 星so on October 20, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*