# Scan AI vs PDFMaster

The clearest difference is ads: PDFMaster at none against Scan AI's shown. Scan AI's advantage is iOS requirement (12.4 vs 17.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Scan AI sells 4 in-app purchases, starting at $6.99 per 7 days and PDFMaster sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Scan AI ships an update every 3 weeks, PDFMaster monthly. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Scan AI | PDFMaster |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (24 ratings)](https://appshunter.io/ios/app/scan-ai-pdf-scanner-and-qr-code/id6454091001/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 97.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 44 MB | 4 MB |
| Requires iOS | **12.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Ocean](https://appshunter.io/developer/1542573722) | [G A Shehan De Silva](https://appshunter.io/developer/1879648907) |

## What reviewers say

### Scan AI

[App page](https://appshunter.io/ios/app/scan-ai-pdf-scanner-and-qr-code/id6454091001)

This app revolutionizes document management with AI-powered PDF scanning, editing, signing, and sharing. It also features QR code generation and scanning, plus an innovative "Ask PDF" function for interactive document analysis and AI summarization.

**Highlights:** AI-powered PDF scanning and editing, QR code generation and scanning, Interactive PDF chat ('Ask PDF'), AI summarization of documents, Document signing and sharing, Unlimited features via premium subscription

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scan AI PDF Scanner Pro Weekly | $6.99 | per 7 days |
| Scan AI PDF Scanner YearlyPro | $49.99 | per year |
| Scan AI PDF Scanner Pro Yearly | $59.99 | per year |
| Lifetime Scan AI PDF Editor | $69.99 | one-time |


### PDFMaster

[App page](https://appshunter.io/ios/app/pdfmaster-offline-pdf-tool/id6759755409)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $1.99 | one-time |
| Buy me a slice of pizza | $2.99 | one-time |
| Super Supporter | $9.99 | one-time |


## Frequently asked questions

### Is Scan AI free?

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

### Is PDFMaster free?

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

### Do Scan AI or PDFMaster have ads?

Scan AI shows ads; PDFMaster does not.

### Which is updated more often, Scan AI or PDFMaster?

Scan AI ships an update every 3 weeks, and PDFMaster monthly. Most recently, Scan AI was updated on November 7, 2026 and PDFMaster on November 5, 2026.

---

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