# Jarvis' Protocol vs Black Library

The clearest difference is review sentiment: Jarvis' Protocol at 100% against Black Library's 11%. Jarvis' Protocol also leads on rating (5.0 vs 2.2) and in-app purchases (none vs 14). Black Library's advantage is ratings volume (95 vs 23). On price, ads and device support there is nothing between them.

Both are free to download. Black Library sells 14 one-off in-app purchases. Jarvis' Protocol asks for nothing beyond the download.

Jarvis' Protocol holds the better App Store score, 5.0 against 2.2. Both are backed by a comparable volume of ratings — 23 and 95 respectively. Written reviews point the same way: 100% of Jarvis' Protocol's written reviews are positive against 11% of Black Library's.

## The numbers

| Metric | Jarvis' Protocol | Black Library |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (23 ratings)](https://appshunter.io/ios/app/jarvis-protocol/id6446437298/reviews)** | [2.2 (95 ratings)](https://appshunter.io/ios/app/black-library-the-app/id6717585932/reviews) |
| Number of ratings | 23 | **95** |
| Positive reviews | **100.0% of reviews** | 11.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 5 MB | 51 MB |
| Requires iOS | **13.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [HUGO CHEVALIER](https://appshunter.io/developer/1677940339) | [Games Workshop Limited](https://appshunter.io/developer/1518657692) |

## What reviewers say

### Jarvis' Protocol

[App page](https://appshunter.io/ios/app/jarvis-protocol/id6446437298)

Explore a vast library of MCP cards and miniatures, complete with erratas and contextual information. Manage your collection, build custom rosters, and share your creations with others.

**Highlights:** Extensive MCP card and miniature collection, Search characters and cards, Access erratas and updates, Collection management system, Roster builder, Export rosters to TTS and tournament services, Share and publish roster creations

**Features:** macOS Compatibility

**In-app purchases:** none


### Black Library

[App page](https://appshunter.io/ios/app/black-library-the-app/id6717585932)

Access thousands of Warhammer ebooks and audiobooks in one place. Build your personal collection and enjoy stories from various Warhammer universes on the go. Discover new releases on their launch day and explore a vast back catalog.

**Highlights:** Thousands of ebooks and audiobooks, Integrated e-reader, Integrated audio player, New releases on launch day, Vast back catalog, Multilingual ebook support

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Book - Tier 3 | $3.99 | one-time |
| BL Tier 2 | $3.99 | one-time |
| Book - Tier 27 | $4.99 | one-time |
| BL Tier 4 | $5.99 | one-time |
| Book - Tier 29 | $6.49 | one-time |
| Book - Tier 6 | $7.99 | one-time |
| Book - Tier 7 | $9.99 | one-time |
| Book - Tier 25 | $10.49 | one-time |
| Book - Tier 26 | $10.49 | one-time |
| Book - Tier 13 | $12.99 | one-time |
| Book - Tier 14 | $13.99 | one-time |
| Book - Tier 21 | $20.99 | one-time |
| Book - Tier 17 | $21.99 | one-time |
| Book - Tier 24 | $31.99 | one-time |


## Frequently asked questions

### Is Jarvis' Protocol free?

Jarvis' Protocol is free to download, with no in-app purchases.

### Is Black Library free?

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

### Which has better reviews, Jarvis' Protocol or Black Library?

Jarvis' Protocol is rated higher. Jarvis' Protocol averages 5.0 out of 5 from 23 ratings, while Black Library averages 2.2 from 95 ratings.

### Do Jarvis' Protocol or Black Library have ads?

Neither Jarvis' Protocol nor Black Library shows 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.*