# Lecture Commune vs Qobook

The clearest difference is ads: Qobook at none against Lecture Commune's shown. Qobook also leads on iOS requirement (15.1 vs 18.0). Lecture Commune's advantage is update cadence (fortnightly vs every 3 months). 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.

Lecture Commune ships an update fortnightly, Qobook every 3 months. The most recent releases landed on October 7, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Lecture Commune | Qobook |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 months |
| Size | 13 MB | 61 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Hubert Bonduaeux](https://appshunter.io/developer/1704200916) | [Efficience Multi-Media](https://appshunter.io/developer/1599567880) |

## What reviewers say

### Lecture Commune

[App page](https://appshunter.io/ios/app/lecture-commune/id6463268154)

**Features:** macOS Compatibility

**In-app purchases:** none


### Qobook

[App page](https://appshunter.io/ios/app/qobook/id6466113540)

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

**In-app purchases:** none


## Frequently asked questions

### Is Lecture Commune free?

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

### Is Qobook free?

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

### Do Lecture Commune or Qobook have ads?

Lecture Commune shows ads; Qobook does not.

### Which is updated more often, Lecture Commune or Qobook?

Lecture Commune ships an update fortnightly, and Qobook every 3 months. Most recently, Lecture Commune was updated on October 7, 2026 and Qobook on October 3, 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.*