# Библиотека Alpina Digital vs Сибур Профсоюз 2.0

The clearest difference is monetization model: Сибур Профсоюз 2.0 at ad-supported against Библиотека Alpina Digital's subscription. Библиотека Alpina Digital's advantage is review sentiment (37% vs 0%) and ads (none vs shown). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Библиотека Alpina Digital ships an update every 2 weeks, Сибур Профсоюз 2.0 every 3 months. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Библиотека Alpina Digital | Сибур Профсоюз 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/alpina-digital/id1332653836/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | **37.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Subscription | **Ad-supported** |
| Size | 109 MB | 28 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Alpina Publisher (RU)](https://appshunter.io/developer/429622054) | [COMPOT](https://appshunter.io/developer/1451820430) |

## What reviewers say

### Библиотека Alpina Digital

[App page](https://appshunter.io/ios/app/alpina-digital/id1332653836)

Access a vast digital library of business books, audio, video, and summaries focused on management, marketing, personal effectiveness, and more. Enhance team skills with curated content and branded applications, fostering collaborative learning and knowledge sharing.

**Highlights:** 4000+ business books, audio, video, and summaries, Content on management, marketing, personal effectiveness, sales, leadership, Audiobooks and book summaries, English language books and IT literature, Video courses from business coaches, Branded app with HR dashboard and statistics, Book collections and collaborative reading, Upload personal documents (epub, pdf, video)

**Features:** macOS Compatibility

**In-app purchases:** none


### Сибур Профсоюз 2.0

[App page](https://appshunter.io/ios/app/20/id1609218783)

This app connects members of a large Russian petrochemical company's union with information and resources. It provides access to union contacts, benefits, news, events, and application forms for those looking to join.

**Highlights:** Union member resources, Contact union representatives, Apply for union membership, Access member benefits, View union news and events, Submit applications and surveys

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Библиотека Alpina Digital free?

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

### Is Сибур Профсоюз 2.0 free?

Сибур Профсоюз 2.0 is free to download, with no in-app purchases.

### Do Библиотека Alpina Digital or Сибур Профсоюз 2.0 have ads?

Сибур Профсоюз 2.0 shows ads; Библиотека Alpina Digital does not.

### Which is updated more often, Библиотека Alpina Digital or Сибур Профсоюз 2.0?

Библиотека Alpina Digital ships an update every 2 weeks, and Сибур Профсоюз 2.0 every 3 months. Most recently, Библиотека Alpina Digital was updated on September 22, 2026 and Сибур Профсоюз 2.0 on September 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.*