# Soneva Secret vs Shackleton Challenges

The clearest difference is update cadence: Shackleton Challenges at every 2 months against Soneva Secret's every 12 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Soneva Secret ships an update every 12 months, Shackleton Challenges every 2 months. Both last shipped on October 2, 2026.

## The numbers

| Metric | Soneva Secret | Shackleton Challenges |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Size | 0 MB | 52 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Soneva Mauritius Limited](https://appshunter.io/developer/1511715267) | [SHACKLETON DESIGN AND MANUFACTURING COMPANY LTD](https://appshunter.io/developer/1817643197) |

## What reviewers say

### Soneva Secret

[App page](https://appshunter.io/ios/app/soneva-secret/id6480467343)

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

**In-app purchases:** none


### Shackleton Challenges

[App page](https://appshunter.io/ios/app/shackleton-challenges/id6746647746)

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

**In-app purchases:** none


## Frequently asked questions

### Is Soneva Secret free?

Soneva Secret is free to download, with no in-app purchases.

### Is Shackleton Challenges free?

Shackleton Challenges is free to download, with no in-app purchases.

### Do Soneva Secret or Shackleton Challenges have ads?

Neither Soneva Secret nor Shackleton Challenges shows ads.

### Which is updated more often, Soneva Secret or Shackleton Challenges?

Soneva Secret ships an update every 12 months, and Shackleton Challenges every 2 months. Most recently, Soneva Secret was updated on October 2, 2026 and Shackleton Challenges on October 2, 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.*