# Penumbra Invert vs Barcode Checker

The clearest difference is ads: Penumbra Invert at none against Barcode Checker's shown. Penumbra Invert also leads on iOS requirement (15.0 vs 17.7.2). 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 | Penumbra Invert | Barcode Checker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | — | Fortnightly |
| Size | 1 MB | 36 MB |
| Requires iOS | **15.0** | 17.7.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Vincent Spitale](https://appshunter.io/developer/1564663828) | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) |

## What reviewers say

### Penumbra Invert

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

**Features:** Safari Extension

**In-app purchases:** none


### Barcode Checker

[App page](https://appshunter.io/ios/app/barcode-checker/id6738672659)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Penumbra Invert free?

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

### Is Barcode Checker free?

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

### Do Penumbra Invert or Barcode Checker have ads?

Barcode Checker 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.*