# BookSlayer vs Libraryai

The clearest difference is in-app purchases: Libraryai at none against BookSlayer's 8. Libraryai also leads on ads (none vs shown). BookSlayer's advantage is update cadence (fortnightly vs every 2 months) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. BookSlayer sells 8 one-off in-app purchases. Libraryai asks for nothing beyond the download.

BookSlayer ships an update fortnightly, Libraryai every 2 months. The most recent releases landed on November 5, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BookSlayer | Libraryai |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/bookslayer/id6751204622/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 99 MB | 28 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Steven Heuzinkveld](https://appshunter.io/developer/1833969157) | [Daniil Sukhov](https://appshunter.io/developer/1630543160) |

## What reviewers say

### BookSlayer

[App page](https://appshunter.io/ios/app/bookslayer/id6751204622)

Organize your reading, track progress, and discover new indie authors with this reader-focused app. Features include custom notes, reading challenges, and shareable progress reports. Enjoy a streamlined experience with no login required.

**Highlights:** Customized reading challenges, Shareable progress tracking, Indie author discovery, Organize books by status, Save custom notes and quotes, Monthly wrap-up reports, Night mode

**Features:** macOS Compatibility

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Word Warrior | $0.99 | one-time |
| Page Pounder | $1.99 | one-time |
| Novel Nomad | $2.99 | one-time |
| Book Blitzer | $4.99 | one-time |
| Tome Tamer | $9.99 | one-time |
| Narrative Ninja | $19.99 | one-time |
| Story Slayer | $49.99 | one-time |
| Library Legend | $99.99 | one-time |


### Libraryai

[App page](https://appshunter.io/ios/app/libraryai/id6762076708)

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

**In-app purchases:** none


## Frequently asked questions

### Is BookSlayer free?

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

### Is Libraryai free?

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

### Do BookSlayer or Libraryai have ads?

BookSlayer shows ads; Libraryai does not.

### Which is updated more often, BookSlayer or Libraryai?

BookSlayer ships an update fortnightly, and Libraryai every 2 months. Most recently, BookSlayer was updated on November 5, 2026 and Libraryai on October 25, 2026.

---

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