# Insight vs PDF AI

The clearest difference is in-app purchases: Insight at none against PDF AI's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PDF AI sells 3 in-app purchases, starting at $3.99 per 7 days. Insight asks for nothing beyond the download.

## The numbers

| Metric | Insight | PDF AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | — |
| Size | 38 MB | 24 MB |
| Requires iOS | 17.6 | **16** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Vlad Purza](https://appshunter.io/developer/1896726192) | [riza erdi karakus](https://appshunter.io/developer/1643754519) |

## What reviewers say

### Insight

[App page](https://appshunter.io/ios/app/insight-ai-document-agent/id6770233716)

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

**In-app purchases:** none


### PDF AI

[App page](https://appshunter.io/ios/app/pdf-ai-chat-and-summarize/id6779986204)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly $3.99 | $3.99 | per 7 days |
| Monthly $9.99 | $9.99 | per month |
| Annual $39.99 | $39.99 | per year |


## Frequently asked questions

### Is Insight free?

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

### Is PDF AI free?

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

### Do Insight or PDF AI have ads?

Neither Insight nor PDF AI shows ads.

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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.*