# Библиотека Digital Books vs Marginalia E

The clearest difference is in-app purchases: Библиотека Digital Books at none against Marginalia E's 3. Marginalia E's advantage is ads (none vs shown) and update cadence (every 8 days vs every 2 months). On price and iOS requirement there is nothing between them.

Both are free to download. Marginalia E sells 3 in-app purchases, starting at $1.99 per month. Библиотека Digital Books asks for nothing beyond the download.

Библиотека Digital Books ships an update every 2 months, Marginalia E every 8 days. The most recent releases landed on October 9, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Библиотека Digital Books | Marginalia E |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/marginalia-e-book-reader/id6786065821/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 8 days** |
| Monetization | — | Freemium |
| Size | 8 MB | 42 MB |
| Requires iOS | 16.0 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Alexey Polunin](https://appshunter.io/developer/1541894864) | [FURKAN TURGUT](https://appshunter.io/developer/6786065823) |

## What reviewers say

### Библиотека Digital Books

[App page](https://appshunter.io/ios/app/digital-books/id6621208571)

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

**In-app purchases:** none


### Marginalia E

[App page](https://appshunter.io/ios/app/marginalia-e-book-reader/id6786065821)

Transform passive reading into active learning with this app. It functions as an EPUB and PDF reader with powerful note-taking and annotation tools, all stored locally for maximum privacy. Export your notes in Markdown format for seamless integration with other productivity tools.

**Highlights:** Personal EPUB and PDF library, Keyboard and stylus annotation, Multi-color highlighting, Smart book navigation, Customizable reading experience, Offline-first and privacy-focused, Markdown note exporting

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Marginalia Pro - Monthly | $1.99 | per month |
| Marginalia Pro - Yearly | $6.99 | per year |
| Marginalia Pro Life Time | $9.99 | one-time |


## Frequently asked questions

### Is Библиотека Digital Books free?

Библиотека Digital Books is free to download, with no in-app purchases.

### Is Marginalia E free?

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

### Do Библиотека Digital Books or Marginalia E have ads?

Библиотека Digital Books shows ads; Marginalia E does not.

### Which is updated more often, Библиотека Digital Books or Marginalia E?

Библиотека Digital Books ships an update every 2 months, and Marginalia E every 8 days. Most recently, Библиотека Digital Books was updated on October 9, 2026 and Marginalia E on October 7, 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.*