# Quant Authenticator vs EpubCraft

The clearest difference is price: Quant Authenticator at Free against EpubCraft's $4.99. EpubCraft's advantage is update cadence (fortnightly vs every 3 months) and chart position (#198 vs unranked). On ads and in-app purchases there is nothing between them.

Quant Authenticator is free to download; EpubCraft costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Quant Authenticator ships an update every 3 months, EpubCraft fortnightly. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Quant Authenticator | EpubCraft |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/epubcraft-epub-editor-and-ocr/id6781581356/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | — | Paid |
| Best chart rank | — | **#198** |
| Size | 36 MB | 17 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [esaqa GmbH](https://appshunter.io/developer/1545581496) | [Kasidech Tapang](https://appshunter.io/developer/6781581358) |

## What reviewers say

### Quant Authenticator

[App page](https://appshunter.io/ios/app/quant-authenticator/id6459475820)

**Features:** Vision Pro support

**In-app purchases:** none


### EpubCraft

[App page](https://appshunter.io/ios/app/epubcraft-epub-editor-and-ocr/id6781581356)

**Currently charting:** #198 Top Paid · Productivity (US App Store)

Create and edit EPUB ebooks from scratch or convert scanned PDFs into reflowable formats. Offers a visual editor, source code view, and powerful cleanup tools. Exports to EPUB, KFX, and KEPUB.

**Highlights:** Create EPUBs from scratch, Convert scanned PDFs to EPUB with OCR, Visual and source code editing modes, Import EPUB, DOCX, Markdown, TXT, Merge and reorder multiple EPUBs, Export to EPUB, KFX, KEPUB, Book-wide search and replace

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Quant Authenticator free?

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

### Is EpubCraft free?

EpubCraft costs $4.99, with no in-app purchases.

### Do Quant Authenticator or EpubCraft have ads?

Neither Quant Authenticator nor EpubCraft shows ads.

### Which is updated more often, Quant Authenticator or EpubCraft?

Quant Authenticator ships an update every 3 months, and EpubCraft fortnightly. Most recently, Quant Authenticator was updated on October 4, 2026 and EpubCraft on October 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*