# Librivox vs Ultimate Book Writer

The clearest difference is price: Ultimate Book Writer at Free against Librivox's $2.99. Ultimate Book Writer also leads on rating (5.0 vs 3.9). Librivox's advantage is in-app purchases (none vs 4) and ratings volume (7 vs 1). On update cadence, ads and device support there is nothing between them.

Ultimate Book Writer is free to download; Librivox costs $2.99 up front. Ultimate Book Writer sells 4 one-off in-app purchases. Librivox asks for nothing beyond the download.

Ultimate Book Writer holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Librivox has 7 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 17, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Librivox | Ultimate Book Writer |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.9 (7 ratings)](https://appshunter.io/ios/app/librivox/id663993233/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ultimate-book-writer/id6749588175/reviews)** |
| Number of ratings | **7** | 1 |
| Positive reviews | 53.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 18 MB | 14 MB |
| Requires iOS | **15.0** | 18.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 9+ |
| Developer | [himalaya-soft](https://appshunter.io/developer/464715011) | [Lihai La LLC](https://appshunter.io/developer/1831311728) |

## What reviewers say

### Librivox

[App page](https://appshunter.io/ios/app/librivox/id663993233)

Access over 7,000 human-read audiobooks, with synchronized text for read-along functionality. Browse by narrator and enjoy a polished reading experience with full remote control. This paid version offers an ad-free, no-purchase-required experience.

**Highlights:** 7000+ human-read audiobooks, Synchronized audio and text, Browse by reader, Full remote control, Sophisticated book reader, Ad-free experience

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

**In-app purchases:** none


### Ultimate Book Writer

[App page](https://appshunter.io/ios/app/ultimate-book-writer/id6749588175)

Transform your ideas into complete, professionally written ebooks using AI. This assistant generates full-length books across various genres, from fiction to business guides, in a fraction of the time. It offers smart project management and exports to multiple formats.

**Highlights:** AI-powered book generation, Full-length book creation, Multiple genre support, Customizable book length, Smart project management, Export to TXT, EPUB, Apple Books, Overcome writer's block

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Credit | $0.99 | one-time |
| 10 Credits | $9.99 | one-time |
| 100 Credits | $99.99 | one-time |
| 500 Credits | $499.99 | one-time |


## Frequently asked questions

### Is Librivox free?

Librivox costs $2.99, with no in-app purchases.

### Is Ultimate Book Writer free?

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

### Which has better reviews, Librivox or Ultimate Book Writer?

Ultimate Book Writer is rated higher. Librivox averages 3.9 out of 5 from 7 ratings, while Ultimate Book Writer averages 5.0 from 1 ratings.

### Do Librivox or Ultimate Book Writer have ads?

Neither Librivox nor Ultimate Book Writer shows ads.

### Which is updated more often, Librivox or Ultimate Book Writer?

Librivox ships an update every 2 months, and Ultimate Book Writer every 2 months. Most recently, Librivox was updated on September 17, 2026 and Ultimate Book Writer on September 19, 2026.

---

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