# BookBubble vs Noctua

The clearest difference is iOS requirement: BookBubble at 16.4 against Noctua's 18.6. 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.

## The numbers

| Metric | BookBubble | Noctua |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | Free | — |
| Size | 60 MB | 37 MB |
| Requires iOS | **16.4** | 18.6 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Timon Grassl](https://appshunter.io/developer/1825651216) | [Leonardo Melegari](https://appshunter.io/developer/1859398420) |

## What reviewers say

### BookBubble

[App page](https://appshunter.io/ios/app/bookbubble/id6748405667)

This app provides a spoiler-free wiki for books, unlocking information chapter by chapter as you read. It also helps you track reading sessions, organize your library, and set reading goals to build a consistent habit.

**Highlights:** Spoiler-free fan wiki, Chapter-by-chapter entry unlocking, Reading session tracking, Ambient reading music, Customizable book library, Reading goal setting, Calendar view of reading habits

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

**In-app purchases:** none


### Noctua

[App page](https://appshunter.io/ios/app/noctua-personal-library/id6758920123)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BookBubble free?

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

### Is Noctua free?

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

### Do BookBubble or Noctua have ads?

Neither BookBubble nor Noctua 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.*