# Dopa vs EpubToXtc

The clearest difference is in-app purchases: EpubToXtc at none against Dopa's 1. EpubToXtc also leads on update cadence (daily vs every 4 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Dopa sells 1 in-app purchase, starting at $29.99 per year. EpubToXtc asks for nothing beyond the download.

Dopa ships an update every 4 days, EpubToXtc daily. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Dopa | EpubToXtc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Daily** |
| Size | 50 MB | 4 MB |
| Requires iOS | 26.5 | 26.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [akihiro oga](https://appshunter.io/developer/1885282628) | [Tsutomu Kondo](https://appshunter.io/developer/6807793626) |

## What reviewers say

### Dopa

[App page](https://appshunter.io/ios/app/dopa-writing/id6806509773)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Annual | $29.99 | per year |


### EpubToXtc

[App page](https://appshunter.io/ios/app/epubtoxtc/id6809429285)

**In-app purchases:** none


## Frequently asked questions

### Is Dopa free?

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

### Is EpubToXtc free?

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

### Do Dopa or EpubToXtc have ads?

Neither Dopa nor EpubToXtc shows ads.

### Which is updated more often, Dopa or EpubToXtc?

Dopa ships an update every 4 days, and EpubToXtc daily. Most recently, Dopa was updated on October 14, 2026 and EpubToXtc on October 24, 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.*