# 手机扫描PDF vs GluRing

The clearest difference is in-app purchases: GluRing at none against 手机扫描PDF's 3. GluRing also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 4 months). 手机扫描PDF's advantage is iOS requirement (11.0 vs 13.6). On price and device support there is nothing between them.

Both are free to download. 手机扫描PDF sells 3 in-app purchases, starting at $3.99 per month. GluRing asks for nothing beyond the download.

手机扫描PDF ships an update every 4 months, GluRing every 3 weeks. The most recent releases landed on October 5, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | 手机扫描PDF | GluRing |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 34 MB | 18 MB |
| Requires iOS | **11.0** | 13.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Yiyue technology Co., Ltd.](https://appshunter.io/developer/1559735199) | [乐普(北京)医疗器械股份有限公司](https://appshunter.io/developer/947661196) |

## What reviewers say

### 手机扫描PDF

[App page](https://appshunter.io/ios/app/pdf-pdf-and-ocr/id6443965365)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月度VIP会员 | $3.99 | per month |
| 季度VIP会员 | $6.99 | per 3 months |
| 年度VIP会员 | $17.99 | per year |


### GluRing

[App page](https://appshunter.io/ios/app/gluring/id6466238515)

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

**In-app purchases:** none


## Frequently asked questions

### Is 手机扫描PDF free?

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

### Is GluRing free?

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

### Do 手机扫描PDF or GluRing have ads?

手机扫描PDF shows ads; GluRing does not.

### Which is updated more often, 手机扫描PDF or GluRing?

手机扫描PDF ships an update every 4 months, and GluRing every 3 weeks. Most recently, 手机扫描PDF was updated on October 5, 2026 and GluRing on September 23, 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.*