# E vs Osi.kz

The clearest difference is update cadence: E at every 2 weeks against Osi.kz's every 2 months. Osi.kz's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.0). On price, 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.

E ships an update every 2 weeks, Osi.kz every 2 months. The most recent releases landed on October 12, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | E | Osi.kz |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 55 MB | 37 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [ТОО "Центр устойчивого развития столицы"](https://appshunter.io/developer/941383649) | [iBEC Systems](https://appshunter.io/developer/597833324) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-knot/id1516986646)

This app facilitates the management of apartment buildings and connects residents. It allows for online voting, selection of management companies, and tracking of service charges. Users can also submit requests and receive building news.

**Highlights:** Online voting for building matters, Management company selection, Tariff approval and monitoring, Building news and event notifications, Service request submission and tracking, Resident community participation

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

**In-app purchases:** none


### Osi.kz

[App page](https://appshunter.io/ios/app/osikz/id1583711128)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is Osi.kz free?

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

### Do E or Osi.kz have ads?

Neither E nor Osi.kz shows ads.

### Which is updated more often, E or Osi.kz?

E ships an update every 2 weeks, and Osi.kz every 2 months. Most recently, E was updated on October 12, 2026 and Osi.kz on October 27, 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.*