# O2GFlash vs PDF Scanner AI

The clearest difference is in-app purchases: O2GFlash at none against PDF Scanner AI's 3. O2GFlash also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. PDF Scanner AI sells 3 in-app purchases, starting at $2.99 per 7 days. O2GFlash asks for nothing beyond the download.

O2GFlash ships an update every 10 days, PDF Scanner AI every 2 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | O2GFlash | PDF Scanner AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/o2gflash/id6748330680/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Size | 113 MB | 19 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [奥尔特云(深圳)智慧科技有限公司](https://appshunter.io/developer/1518438178) | [PSSD Limited](https://appshunter.io/developer/6788454744) |

## What reviewers say

### O2GFlash

[App page](https://appshunter.io/ios/app/o2gflash/id6748330680)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Scanner AI

[App page](https://appshunter.io/ios/app/pdf-scanner-ai-scanner-app/id6788454742)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $2.99 | per 7 days |
| Monthly Premium | $9.99 | per month |
| Annual Premium | $79.99 | per year |


## Frequently asked questions

### Is O2GFlash free?

O2GFlash is free to download, with no in-app purchases.

### Is PDF Scanner AI free?

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

### Do O2GFlash or PDF Scanner AI have ads?

PDF Scanner AI shows ads; O2GFlash does not.

### Which is updated more often, O2GFlash or PDF Scanner AI?

O2GFlash ships an update every 10 days, and PDF Scanner AI every 2 weeks. Most recently, O2GFlash was updated on October 24, 2026 and PDF Scanner AI on October 24, 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.*