# ZT vs Этот Дом

The clearest difference is update cadence: ZT at every 3 weeks against Этот Дом's every 11 months. ZT also leads on iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

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

ZT ships an update every 3 weeks, Этот Дом every 11 months. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | ZT | Этот Дом |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (285 ratings)](https://appshunter.io/ios/app/zt/id1214656147/reviews)** | — |
| Number of ratings | **285** | — |
| Positive reviews | 19.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 11 months |
| Monetization | Free | — |
| Size | 121 MB | 110 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZTK, OOO](https://appshunter.io/developer/1577726159) | [Dmitrii Morozov](https://appshunter.io/developer/537753393) |

## What reviewers say

### ZT

[App page](https://appshunter.io/ios/app/zt/id1214656147)

Connect with incarcerated individuals through a comprehensive mobile service. Send letters, photos, make audio/video calls, and transfer funds. Offers entertainment options like puzzles and games to enrich communication.

**Highlights:** Send electronic letters and photos, Make audio and video calls, Transfer money to inmate accounts, Add puzzles and games to letters, Instant printing at correctional facilities

**Features:** Vision Pro support

**In-app purchases:** none


### Этот Дом

[App page](https://appshunter.io/ios/app/id1546517333)

**In-app purchases:** none


## Frequently asked questions

### Is ZT free?

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

### Is Этот Дом free?

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

### Do ZT or Этот Дом have ads?

Neither ZT nor Этот Дом shows ads.

### Which is updated more often, ZT or Этот Дом?

ZT ships an update every 3 weeks, and Этот Дом every 11 months. Most recently, ZT was updated on November 1, 2026 and Этот Дом on October 29, 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.*