# Blubb Reader vs Unison Reader

The clearest difference is in-app purchases: Blubb Reader at none against Unison Reader's 1. Blubb Reader also leads on iOS requirement (18.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Unison Reader sells 1 one-off in-app purchase. Blubb Reader asks for nothing beyond the download.

## The numbers

| Metric | Blubb Reader | Unison Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 215 MB | 217 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Chuanjie Duanmu](https://appshunter.io/developer/1889420662) | [Magrathea Software, LLC](https://appshunter.io/developer/6812077549) |

## What reviewers say

### Blubb Reader

[App page](https://appshunter.io/ios/app/blubb-reader/id6797550100)

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

**In-app purchases:** none


### Unison Reader

[App page](https://appshunter.io/ios/app/unison-reader/id6816232927)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Listening unlock | $4.99 | one-time |


## Frequently asked questions

### Is Blubb Reader free?

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

### Is Unison Reader free?

Unison Reader is free to download, with in-app purchases available.

### Do Blubb Reader or Unison Reader have ads?

Neither Blubb Reader nor Unison Reader shows ads.

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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.*