# BU Dostoop vs Химчистка Кристаллино

The clearest difference is update cadence: BU Dostoop at every 3 weeks against Химчистка Кристаллино's every 15 months. BU Dostoop also leads on device support. Химчистка Кристаллино's advantage is iOS requirement (11.0 vs 13.0). On price 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.

BU Dostoop ships an update every 3 weeks, Химчистка Кристаллино every 15 months. The most recent releases landed on September 22, 2026 and May 16, 2026 respectively.

## The numbers

| Metric | BU Dostoop | Химчистка Кристаллино |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 3 weeks** | Every 15 months |
| Monetization | Free | — |
| Size | 69 MB | 46 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [BU SOLYUSHNS, OOO](https://appshunter.io/developer/1577757514) | [KOMPANIYA AGBIS, OOO](https://appshunter.io/developer/1050902391) |

## What reviewers say

### BU Dostoop

[App page](https://appshunter.io/ios/app/bu-dostoop/id1577757512)

Manage access and stay informed about events within your residential complex. Easily order temporary or regular passes and receive important notifications about your property.

**Highlights:** Order temporary passes, Order regular passes, Receive event notifications, Manage access for residential complexes, User registration required

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

**In-app purchases:** none


### Химчистка Кристаллино

[App page](https://appshunter.io/ios/app/id6444443878)

**In-app purchases:** none


## Frequently asked questions

### Is BU Dostoop free?

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

### Is Химчистка Кристаллино free?

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

### Which is updated more often, BU Dostoop or Химчистка Кристаллино?

BU Dostoop ships an update every 3 weeks, and Химчистка Кристаллино every 15 months. Most recently, BU Dostoop was updated on September 22, 2026 and Химчистка Кристаллино on May 16, 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.*