# Book AI vs libFT

The clearest difference is in-app purchases: libFT at none against Book AI's 1. libFT also leads on ads (none vs shown) and rating (5.0 vs 4.6). Book AI's advantage is ratings volume (101 vs 2). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Book AI sells 1 in-app purchase, starting at $29.99 per year. libFT asks for nothing beyond the download.

libFT holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Book AI has 101 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 86% of Book AI's written reviews are positive against 100% of libFT's.

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Book AI | libFT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (101 ratings)](https://appshunter.io/ios/app/book-ai-auto-summaries-audio/id1665356140/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/libft/id6765954193/reviews)** |
| Number of ratings | **101** | 2 |
| Positive reviews | 85.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 30 MB | 19 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Fatmata Bangura](https://appshunter.io/developer/1677391770) | [Logic FT Inc](https://appshunter.io/developer/1693482087) |

## What reviewers say

### Book AI

[App page](https://appshunter.io/ios/app/book-ai-auto-summaries-audio/id1665356140)

Access over 150 million book summaries with key insights and personalized recommendations. Choose your desired level of detail for each summary and discover new perspectives from bestsellers across various genres. Sharpen professional skills and grow with impactful self-improvement titles.

**Highlights:** 150 million book summaries, Key insights and useful ideas, Customizable detail levels, Personalized AI recommendations, Business and self-improvement focus, Audio summaries available

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Book AI: Read Summaries | $29.99 | per year |


### libFT

[App page](https://appshunter.io/ios/app/libft/id6765954193)

Listen to thousands of free public-domain classics from LibriVox or your own audiobook files. This app offers a calm, focused listening experience with features like variable playback speed and cross-library continuity. Enjoy your favorite stories without ads or subscriptions.

**Highlights:** Access to thousands of free public-domain classics, Play your own audiobook files (.m4b, .mp3), Continue listening across libraries, Variable playback speed, Lock screen and control center playback, Background playback

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

**In-app purchases:** none


## Frequently asked questions

### Is Book AI free?

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

### Is libFT free?

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

### Which has better reviews, Book AI or libFT?

libFT is rated higher. Book AI averages 4.6 out of 5 from 101 ratings, while libFT averages 5.0 from 2 ratings.

### Do Book AI or libFT have ads?

Book AI shows ads; libFT does not.

### Which is updated more often, Book AI or libFT?

Book AI ships an update monthly, and libFT monthly. Most recently, Book AI was updated on October 24, 2026 and libFT on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*