# Doctrinal Mastery vs PermitBook

The clearest difference is in-app purchases: Doctrinal Mastery at none against PermitBook's 1. PermitBook's advantage is update cadence (every 11 days vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PermitBook sells 1 one-off in-app purchase. Doctrinal Mastery asks for nothing beyond the download.

Doctrinal Mastery ships an update every 8 months, PermitBook every 11 days. The most recent releases landed on October 12, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Doctrinal Mastery | PermitBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (234 ratings)](https://appshunter.io/ios/app/doctrinal-mastery/id413341700/reviews)** | — |
| Number of ratings | **234** | — |
| Positive reviews | 77.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 40 MB | 10 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [The Church of Jesus Christ of Latter-day Saints](https://appshunter.io/developer/319828224) | [InnovaLabWorks](https://appshunter.io/developer/1888514726) |

## What reviewers say

### Doctrinal Mastery

[App page](https://appshunter.io/ios/app/doctrinal-mastery/id413341700)

This app aids members of The Church of Jesus Christ of Latter-day Saints in memorizing and learning key scripture passages and articles of faith. It offers interactive learning activities like flashcards and quizzes to deepen understanding and recall.

**Highlights:** Study doctrinal mastery passages, Learn Articles of Faith, Memorization activities, Flashcard review, Quiz feature, Import content from Gospel Library

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

**In-app purchases:** none

**What reviewers like**

- 👍 Great app for memorizing scriptures
- 🚀 Helps users learn scriptures quickly
- 💡 Allows importing scriptures from Gospel Library
- 🎨 Visually appealing design

**What reviewers complain about**

- 🐛 Issues with 'My Content' feature not working
- 🐛 Problems with Articles of Faith quiz
- 🔍 Outdated scripture lists
- 🔧 Needs more customization options

**Reported bugs**

- Blank Articles of Faith questions
- Score always shows as '0' in quizzes
- Formatting issues with scripture display
- Incompatibility with newer iOS versions

**Requested features**

- Add ability to delete/edit added scriptures
- Implement random order for quizzes and flashcards
- Include audio for scripture verses
- Add support for syncing across devices
- Provide option to select specific scripture sets to study


### PermitBook

[App page](https://appshunter.io/ios/app/permitbook-driving-hours-log/id6792601054)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Unlock | $12.99 | one-time |


## Frequently asked questions

### Is Doctrinal Mastery free?

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

### Is PermitBook free?

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

### Do Doctrinal Mastery or PermitBook have ads?

Neither Doctrinal Mastery nor PermitBook shows ads.

### Which is updated more often, Doctrinal Mastery or PermitBook?

Doctrinal Mastery ships an update every 8 months, and PermitBook every 11 days. Most recently, Doctrinal Mastery was updated on October 12, 2026 and PermitBook on September 29, 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.*