# Website Speed vs Penumbra Invert

The clearest difference is ads: Penumbra Invert at none against Website Speed's shown. Website Speed's advantage is iOS requirement (12.0 vs 15.0). 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.

## The numbers

| Metric | Website Speed | Penumbra Invert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | — |
| Size | 26 MB | 1 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Ecosoft di Alessandro Savoiardo](https://appshunter.io/developer/529677092) | [Vincent Spitale](https://appshunter.io/developer/1564663828) |

## What reviewers say

### Website Speed

[App page](https://appshunter.io/ios/app/website-speed/id993437990)

**Features:** macOS Compatibility

**In-app purchases:** none


### Penumbra Invert

[App page](https://appshunter.io/ios/app/penumbra-invert/id1609172060)

**Features:** Safari Extension

**In-app purchases:** none


## Frequently asked questions

### Is Website Speed free?

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

### Is Penumbra Invert free?

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

### Do Website Speed or Penumbra Invert have ads?

Website Speed shows ads; Penumbra Invert does not.

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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.*