# KO Reader vs Murmur

The clearest difference is price: Murmur at Free against KO Reader's $3.99. KO Reader's advantage is in-app purchases (none vs 3) and chart position (#17 vs unranked). On ads and iOS requirement there is nothing between them.

Murmur is free to download; KO Reader costs $3.99 up front. Murmur sells 3 in-app purchases, starting at $4.99 per 7 days. KO Reader asks for nothing beyond the download.

## The numbers

| Metric | KO Reader | Murmur |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[3.6 (5 ratings)](https://appshunter.io/ios/app/ko-reader/id6761862109/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Monetization | Paid | — |
| Best chart rank | **#17** | — |
| Size | 26 MB | 2.2 GB |
| Requires iOS | 18.6 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [James Carrell II](https://appshunter.io/developer/1891816764) | [Jan Piotrzkowski](https://appshunter.io/developer/6783748789) |

## What reviewers say

### KO Reader

[App page](https://appshunter.io/ios/app/ko-reader/id6761862109)

**Currently charting:** #17 Top Paid · Book (US App Store)

This app transforms web articles, ebooks, and PDFs into natural-sounding speech using on-device AI. Enjoy private, offline listening with customizable voices and playback speeds. Export audio for later or read anywhere without an internet connection.

**Highlights:** On-device text-to-speech, Supports web articles, EPUB, PDF, and plain text, 53 neural voices in 9 languages, Customizable playback speed, Audio export to m4a/m4b, Offline functionality, Privacy-focused, no tracking

**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 KO Reader free?

KO Reader costs $3.99, with no in-app purchases.

### Is Murmur free?

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

### Do KO Reader or Murmur have ads?

Neither KO Reader nor Murmur 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.*