# Relationship Decoder vs Occult Science

The clearest difference is iOS requirement: Occult Science at 13.0 against Relationship Decoder's 16.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Relationship Decoder sells 3 in-app purchases, starting at $11.99 per month and Occult Science sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Relationship Decoder ships an update every 7 months, Occult Science every 10 months. The most recent releases landed on July 7, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Relationship Decoder | Occult Science |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 7 months** | Every 10 months |
| Size | 38 MB | 324 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Laurent Bottigliengo](https://appshunter.io/developer/1233984041) | [ALL INDIA INSTITUTE OF OCCULT SCIENCE](https://appshunter.io/developer/1610107660) |

## What reviewers say

### Relationship Decoder

[App page](https://appshunter.io/ios/app/relationship-decoder/id1444353072)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $11.99 | per month |
| Perform 1 relationship Study | $5.99 | one-time |
| Unlimited Access | $299.99 | one-time |


### 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 |


## Frequently asked questions

### Is Relationship Decoder free?

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

### Is Occult Science free?

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

### Do Relationship Decoder or Occult Science have ads?

Neither Relationship Decoder nor Occult Science shows ads.

### Which is updated more often, Relationship Decoder or Occult Science?

Relationship Decoder ships an update every 7 months, and Occult Science every 10 months. Most recently, Relationship Decoder was updated on July 7, 2026 and Occult Science on September 23, 2026.

---

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