# e vs Book Companion

The clearest difference is in-app purchases: e at none against Book Companion's 3. e also leads on iOS requirement (18.0 vs 26.0). Book Companion's advantage is update cadence (every 2 weeks vs every 70 months). On price there is nothing between them.

Both are free to download. Book Companion sells 3 in-app purchases, starting at $3.99 per month. e asks for nothing beyond the download.

e ships an update every 70 months, Book Companion every 2 weeks. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | e | Book Companion |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (7 ratings)](https://appshunter.io/ios/app/e-codices/id493860862/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | Every 70 months | **Every 2 weeks** |
| Monetization | Free | — |
| Size | 4 MB | 52 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | — | **iPhone** |
| Age rating | 9+ | 4+ |
| Developer | [text & bytes LLC](https://appshunter.io/developer/493860865) | [Robert Palmer](https://appshunter.io/developer/1000164792) |

## What reviewers say

### e

[App page](https://appshunter.io/ios/app/e-codices/id493860862)

Explore over 1,000 digitized medieval manuscripts with high-resolution images. Bookmark, download, and view historical documents offline, complete with scholarly descriptions.

**Highlights:** Browse over 1,000 digitized manuscripts, View over 450,000 high-resolution pages, Bookmark favorite manuscripts, Download manuscripts for offline viewing, Access scholarly manuscript descriptions

**In-app purchases:** none


### Book Companion

[App page](https://appshunter.io/ios/app/book-companion-scanner/id6744534847)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month | $3.99 | per month |
| One Year | $24.99 | per year |
| Lifetime Pro | $79.99 | one-time |


## Frequently asked questions

### Is e free?

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

### Is Book Companion free?

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

### Which is updated more often, e or Book Companion?

e ships an update every 70 months, and Book Companion every 2 weeks. Most recently, e was updated on October 8, 2026 and Book Companion on October 11, 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.*