# Monergism eBook Library vs 40

The clearest difference is price: Monergism eBook Library at Free against 40's $19.99. Monergism eBook Library also leads on rating (4.9 vs 4.0) and update cadence (every 5 days vs every 3 months). 40's advantage is chart position (#44 vs unranked). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Monergism eBook Library is free to download; 40 costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Monergism eBook Library holds the better App Store score, 4.9 against 4.0. That said, the two scores are not equally well evidenced: Monergism eBook Library has 119 ratings behind it against 2, so its average is the more settled of the two.

Monergism eBook Library ships an update every 5 days, 40 every 3 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Monergism eBook Library | 40 |
| --- | --- | --- |
| Price | **Free** | $19.99 |
| Rating | **[4.9 (119 ratings)](https://appshunter.io/ios/app/monergism-ebook-library/id6448814913/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/40-discipleship/id6746419928/reviews) |
| Number of ratings | **119** | 2 |
| Positive reviews | 96.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#44** |
| Size | 58 MB | 4 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Christian Publication Resource Foundation](https://appshunter.io/developer/1686516300) | [Living Worthy Ministries, LLC](https://appshunter.io/developer/1801228425) |

## What reviewers say

### Monergism eBook Library

[App page](https://appshunter.io/ios/app/monergism-ebook-library/id6448814913)

Access a vast collection of over 900 theological and biblical eBooks from renowned authors. Enjoy offline reading, customizable fonts, and easy navigation to explore profound spiritual insights and strengthen your faith.

**Highlights:** Over 900 theological eBooks, Offline reading, Resizable fonts, Search function, Browse by topic/author, My Library feature, Automatic updates

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

**In-app purchases:** none


### 40

[App page](https://appshunter.io/ios/app/40-discipleship/id6746419928)

**Currently charting:** #44 Top Paid · Book (US App Store)

This app provides a structured, year-long program for intentional discipleship between Christian followers. It includes daily devotionals, reflection questions, a prayer journal, and scripture study tools to foster spiritual growth and equip users to make disciples.

**Highlights:** Year-long discipleship program, Daily devotional readings, Reflection and discussion questions, Digital prayer journal, Scripture study with CAMP Method, Equips users to make disciples

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

**In-app purchases:** none


## Frequently asked questions

### Is Monergism eBook Library free?

Monergism eBook Library is free to download, with no in-app purchases.

### Is 40 free?

40 costs $19.99, with no in-app purchases.

### Which has better reviews, Monergism eBook Library or 40?

Monergism eBook Library is rated higher. Monergism eBook Library averages 4.9 out of 5 from 119 ratings, while 40 averages 4.0 from 2 ratings.

### Do Monergism eBook Library or 40 have ads?

Neither Monergism eBook Library nor 40 shows ads.

### Which is updated more often, Monergism eBook Library or 40?

Monergism eBook Library ships an update every 5 days, and 40 every 3 months. Most recently, Monergism eBook Library was updated on October 24, 2026 and 40 on October 25, 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.*