# PDF Reader vs 软航PDF阅读器

The clearest difference is ads: 软航PDF阅读器 at none against PDF Reader's shown. 软航PDF阅读器 also leads on update cadence (every 2 days vs every 114 months) and iOS requirement (12.0 vs 14.0). 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.

PDF Reader ships an update every 114 months, 软航PDF阅读器 every 2 days. The most recent releases landed on September 14, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | PDF Reader | 软航PDF阅读器 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 114 months | **Every 2 days** |
| Monetization | Ad-supported | — |
| Size | 8 MB | 10 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aishvarya Sadasivam](https://appshunter.io/developer/1062048241) | [Chongqing Ruanhang Technology Co., Ltd.](https://appshunter.io/developer/1538523893) |

## What reviewers say

### PDF Reader

[App page](https://appshunter.io/ios/app/pdf-reader-for-books/id1084659168)

Easily open and view all your important files, including PDFs, documents, spreadsheets, presentations, and images, in one straightforward app. Designed for simplicity and speed, it's your reliable companion for accessing digital materials and eBooks quickly with a clean interface.

**Highlights:** Open PDFs and eBooks, View Office files (.doc, .xls, .ppt), Access image files (.png, .jpg), Open .html web pages, Clean and clear interface, Fast and reliable file viewing

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

**In-app purchases:** none


### 软航PDF阅读器

[App page](https://appshunter.io/ios/app/pdf/id1540740963)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PDF Reader free?

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

### Is 软航PDF阅读器 free?

软航PDF阅读器 is free to download, with no in-app purchases.

### Do PDF Reader or 软航PDF阅读器 have ads?

PDF Reader shows ads; 软航PDF阅读器 does not.

### Which is updated more often, PDF Reader or 软航PDF阅读器?

PDF Reader ships an update every 114 months, and 软航PDF阅读器 every 2 days. Most recently, PDF Reader was updated on September 14, 2026 and 软航PDF阅读器 on September 19, 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.*