# Occult Science vs Spell Book

The clearest difference is in-app purchases: Spell Book at none against Occult Science's 1. Spell Book also leads on update cadence (every 5 months vs every 10 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Occult Science sells 1 one-off in-app purchase. Spell Book asks for nothing beyond the download.

Occult Science ships an update every 10 months, Spell Book every 5 months. The most recent releases landed on September 23, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | Occult Science | Spell Book |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.5 (4 ratings)](https://appshunter.io/ios/app/spell-book-knowledge/id6443749311/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 months** |
| Monetization | — | Ad-supported |
| Size | 324 MB | 72 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ALL INDIA INSTITUTE OF OCCULT SCIENCE](https://appshunter.io/developer/1610107660) | [Masum Islam](https://appshunter.io/developer/1531909571) |

## What reviewers say

### Occult Science

[App page](https://appshunter.io/ios/app/occult-science/id1610107658)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Diploma in Tarot 2022-Batch 3 | $22.99 | one-time |


### Spell Book

[App page](https://appshunter.io/ios/app/spell-book-knowledge/id6443749311)

Discover a wide range of spells, from love and protection to wealth and magic. This app organizes various spell types, offering search functionality, weather forecasts, and a bookmarking feature for easy access to your favorite incantations.

**Highlights:** Extensive spell collection, Categorized spells, Search functionality, Weather forecast integration, Bookmark spells, User comments/knowledge sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Occult Science free?

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

### Is Spell Book free?

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

### Do Occult Science or Spell Book have ads?

Neither Occult Science nor Spell Book shows ads.

### Which is updated more often, Occult Science or Spell Book?

Occult Science ships an update every 10 months, and Spell Book every 5 months. Most recently, Occult Science was updated on September 23, 2026 and Spell Book on September 13, 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.*