# Библиотека F5 vs БУКАП

The clearest difference is review sentiment: БУКАП at 20% against Библиотека F5's 0%. Библиотека F5's advantage is iOS requirement (11.0 vs 13.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Библиотека F5 ships an update every 3 weeks, БУКАП every 5 weeks. The most recent releases landed on October 10, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Библиотека F5 | БУКАП |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | **20.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | — |
| Size | 9 MB | 18 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [IZDATELSTVO LAN, OOO](https://appshunter.io/developer/1162703375) | [BookUp OOO](https://appshunter.io/developer/1553025350) |

## What reviewers say

### Библиотека F5

[App page](https://appshunter.io/ios/app/f5/id1311381559)

Access a vast catalog of scientific literature and periodicals from a major online bookstore. Obtain an invitation code from a public library to read books for free and legally. Enjoy offline access to downloaded documents.

**Highlights:** Free legal access to scientific literature, Access to periodicals, Offline document access, PDF and ePUB reading system, In-document text search

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

**In-app purchases:** none


### БУКАП

[App page](https://appshunter.io/ios/app/id1553770678)

This application provides access to a library of medical literature, allowing users to download and read books offline, with features such as progress saving, text search, and navigation by table of contents. Download books from your subscription and read them anywhere, anytime, without an internet connection.

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

**In-app purchases:** none


## Frequently asked questions

### Is Библиотека F5 free?

Библиотека F5 is free to download, with no in-app purchases.

### Is БУКАП free?

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

### Do Библиотека F5 or БУКАП have ads?

Neither Библиотека F5 nor БУКАП shows ads.

### Which is updated more often, Библиотека F5 or БУКАП?

Библиотека F5 ships an update every 3 weeks, and БУКАП every 5 weeks. Most recently, Библиотека F5 was updated on October 10, 2026 and БУКАП 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.*