# PDF AI vs Attendance marker

The clearest difference is in-app purchases: Attendance marker at none against PDF AI's 5. Attendance marker also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PDF AI sells 5 in-app purchases, starting at $7.99 per 7 days. Attendance marker asks for nothing beyond the download.

PDF AI ships an update every 3 weeks, Attendance marker monthly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | PDF AI | Attendance marker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (162 ratings)](https://appshunter.io/ios/app/pdf-ai-editor-scanner-chat/id6581489325/reviews)** | — |
| Number of ratings | **162** | — |
| Positive reviews | 89.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 169 MB | 27 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sophon LLC](https://appshunter.io/developer/6792217014) | [Solatium Canada Inc.](https://appshunter.io/developer/1797844294) |

## What reviewers say

### PDF AI

[App page](https://appshunter.io/ios/app/pdf-ai-editor-scanner-chat/id6581489325)

This application offers a comprehensive suite of AI-powered tools for managing PDF documents. Users can edit text and images, generate AI summaries, convert files to various formats, and securely sign documents. It prioritizes speed and privacy with local processing and encryption.

**Highlights:** Edit PDF text and images, AI-powered summaries and highlights, Annotate and collaborate on documents, Fill and e-sign forms, Convert PDFs to Word, Excel, PPT, Images, TXT, Secure offline scanning and organization

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly VIP | $7.99 | per 7 days |
| Weekly VIP | $9.99 | per 7 days |
| Weekly VIP | $9.99 | per 7 days |
| Monthly VIP | $14.99 | per month |
| Yearly VIP | $59.99 | per year |


### Attendance marker

[App page](https://appshunter.io/ios/app/attendance-marker/id6770461482)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is PDF AI free?

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

### Is Attendance marker free?

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

### Do PDF AI or Attendance marker have ads?

Both PDF AI and Attendance marker show ads.

### Which is updated more often, PDF AI or Attendance marker?

PDF AI ships an update every 3 weeks, and Attendance marker monthly. Most recently, PDF AI was updated on November 8, 2026 and Attendance marker on October 31, 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.*