# Panora By Keystone Lab vs AI PDF Reader

The clearest difference is in-app purchases: Panora By Keystone Lab at none against AI PDF Reader's 6. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. AI PDF Reader sells 6 in-app purchases, starting at $2.99 per 7 days. Panora By Keystone Lab asks for nothing beyond the download.

## The numbers

| Metric | Panora By Keystone Lab | AI PDF Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Size | 68 MB | 3 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [TZ APAC Pte Ltd](https://appshunter.io/developer/6780430625) | [Hiren patel](https://appshunter.io/developer/929754884) |

## What reviewers say

### Panora By Keystone Lab

[App page](https://appshunter.io/ios/app/panora-by-keystone-lab/id6780430623)

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

**In-app purchases:** none


### AI PDF Reader

[App page](https://appshunter.io/ios/app/ai-pdf-reader-editor-and-scan/id6789106911)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $2.99 | per 7 days |
| Pro Monthly | $12.99 | per month |
| 100 AI Credits | $2.99 | one-time |
| 250 AI Credits | $4.99 | one-time |
| 500 AI Credits | $7.99 | one-time |
| Pro Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Panora By Keystone Lab free?

Panora By Keystone Lab is free to download, with no in-app purchases.

### Is AI PDF Reader free?

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

### Do Panora By Keystone Lab or AI PDF Reader have ads?

Neither Panora By Keystone Lab nor AI PDF Reader 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.*