# ReadOver vs Kowairo Voice

The clearest difference is price: Kowairo Voice at Free against ReadOver's $2.99. Kowairo Voice also leads on iOS requirement (18.0 vs 26.0). ReadOver's advantage is update cadence (every 5 days vs every 2 weeks). On ads, in-app purchases and device support there is nothing between them.

Kowairo Voice is free to download; ReadOver costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReadOver ships an update every 5 days, Kowairo Voice every 2 weeks. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | ReadOver | Kowairo Voice |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Size | 11 MB | 35 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [SHINYA TAKAGAKI](https://appshunter.io/developer/1896039145) | [TAKAYOSHI YOSHIKAWA](https://appshunter.io/developer/1882343499) |

## What reviewers say

### ReadOver

[App page](https://appshunter.io/ios/app/readover/id6765692116)

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

**In-app purchases:** none


### Kowairo Voice

[App page](https://appshunter.io/ios/app/kowairo-voice/id6782555687)

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

**In-app purchases:** none


## Frequently asked questions

### Is ReadOver free?

ReadOver costs $2.99, with no in-app purchases.

### Is Kowairo Voice free?

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

### Do ReadOver or Kowairo Voice have ads?

Neither ReadOver nor Kowairo Voice shows ads.

### Which is updated more often, ReadOver or Kowairo Voice?

ReadOver ships an update every 5 days, and Kowairo Voice every 2 weeks. Most recently, ReadOver was updated on October 12, 2026 and Kowairo Voice on October 16, 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.*