# AI Book Summary vs DooDoo دودو

The clearest difference is update cadence: DooDoo دودو at every 3 days against AI Book Summary's fortnightly. AI Book Summary's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. AI Book Summary sells 2 in-app purchases, starting at $5.99 per month and DooDoo دودو sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

AI Book Summary ships an update fortnightly, DooDoo دودو every 3 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | AI Book Summary | DooDoo دودو |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | **Every 3 days** |
| Size | 160 MB | 92 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [AppAspect Technologies Pvt. Ltd.](https://appshunter.io/developer/962656494) | [Abdullah khidr](https://appshunter.io/developer/1854544400) |

## What reviewers say

### AI Book Summary

[App page](https://appshunter.io/ios/app/ai-book-summary-audio-and-read/id6762128237)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Subscription | $5.99 | per month |
| Yealy Premium Subscription | $29.99 | per year |


### DooDoo دودو

[App page](https://appshunter.io/ios/app/doodoo/id6768412335)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DooDoo Pro Monthly | $0.99 | per month |
| DooDoo Pro Term | $2.99 | per 3 months |
| DooDoo Pro Yearly | $5.99 | per year |


## Frequently asked questions

### Is AI Book Summary free?

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

### Is DooDoo دودو free?

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

### Do AI Book Summary or DooDoo دودو have ads?

Both AI Book Summary and DooDoo دودو show ads.

### Which is updated more often, AI Book Summary or DooDoo دودو?

AI Book Summary ships an update fortnightly, and DooDoo دودو every 3 days. Most recently, AI Book Summary was updated on October 25, 2026 and DooDoo دودو 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.*