# AI PDF Reader vs AI Book Reader

AI PDF Reader and AI Book Reader are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. AI PDF Reader sells 2 in-app purchases, starting at $6.99 per 7 days and AI Book Reader sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | AI PDF Reader | AI Book Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 16 months | — |
| Size | 61 MB | 23 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HK TECHNOSOFT](https://appshunter.io/developer/1779078064) | [out thinking limited](https://appshunter.io/developer/531344384) |

## What reviewers say

### AI PDF Reader

[App page](https://appshunter.io/ios/app/ai-pdf-reader-pdf-speaker/id6746432323)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reader One Week | $6.99 | per 7 days |
| Reader One Year | $44.99 | per year |


### AI Book Reader

[App page](https://appshunter.io/ios/app/ai-book-reader-text-to-speech/id6757379355)

**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 |
| Yearly Premium | $29.99 | per year |


## Frequently asked questions

### Is AI PDF Reader free?

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

### Is AI Book Reader free?

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

### Do AI PDF Reader or AI Book Reader have ads?

Both AI PDF Reader and AI Book Reader show 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.*