# Arnobooks vs Murmur

The clearest difference is in-app purchases: Arnobooks at none against Murmur's 3. Arnobooks also leads on update cadence (every 2 days vs every 9 days) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Murmur sells 3 in-app purchases, starting at $4.99 per 7 days. Arnobooks asks for nothing beyond the download.

Arnobooks ships an update every 2 days, Murmur every 9 days. The most recent releases landed on October 10, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Arnobooks | Murmur |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Size | 42 MB | 2.2 GB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ArnoHealth SL](https://appshunter.io/developer/1691738583) | [Jan Piotrzkowski](https://appshunter.io/developer/6783748789) |

## What reviewers say

### Arnobooks

[App page](https://appshunter.io/ios/app/arnobooks-epub-reader/id6786303260)

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

**In-app purchases:** none


### Murmur

[App page](https://appshunter.io/ios/app/murmur-epub-and-pdf-reader/id6787502394)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $4.99 | per 7 days |
| Premium Monthly | $14.99 | per month |
| Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is Arnobooks free?

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

### Is Murmur free?

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

### Do Arnobooks or Murmur have ads?

Neither Arnobooks nor Murmur shows ads.

### Which is updated more often, Arnobooks or Murmur?

Arnobooks ships an update every 2 days, and Murmur every 9 days. Most recently, Arnobooks was updated on October 10, 2026 and Murmur on October 2, 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.*