# iSpa Spider vs Metramorphosis

The clearest difference is ads: Metramorphosis at none against iSpa Spider's shown. Metramorphosis also leads on update cadence (every 3 days vs every 6 months). iSpa Spider's advantage is iOS requirement (9.0 vs 12.0). On price, 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.

iSpa Spider ships an update every 6 months, Metramorphosis every 3 days. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | iSpa Spider | Metramorphosis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 3 days** |
| Size | 22 MB | 227 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Manuel Lopez Lopez](https://appshunter.io/developer/1158531173) | [Zach Dodson](https://appshunter.io/developer/1531650922) |

## What reviewers say

### iSpa Spider

[App page](https://appshunter.io/ios/app/ispa-spider/id1531630683)

**Features:** macOS Compatibility

**In-app purchases:** none


### Metramorphosis

[App page](https://appshunter.io/ios/app/metramorphosis/id6504720956)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSpa Spider free?

iSpa Spider is free to download, with no in-app purchases.

### Is Metramorphosis free?

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

### Do iSpa Spider or Metramorphosis have ads?

iSpa Spider shows ads; Metramorphosis does not.

### Which is updated more often, iSpa Spider or Metramorphosis?

iSpa Spider ships an update every 6 months, and Metramorphosis every 3 days. Most recently, iSpa Spider was updated on October 29, 2026 and Metramorphosis 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.*