# Этта 2 vs Клиника Синай

The clearest difference is device support: Этта 2 at 3 against Клиника Синай's 1. 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.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 3, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Этта 2 | Клиника Синай |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Size | 89 MB | 256 MB |
| Requires iOS | **15.5** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [ETTA LLC](https://appshunter.io/developer/1457964334) | [KLINIKA SINAI, OOO](https://appshunter.io/developer/6818394358) |

## What reviewers say

### Этта 2

[App page](https://appshunter.io/ios/app/2/id6447268216)

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

**In-app purchases:** none


### Клиника Синай

[App page](https://appshunter.io/ios/app/id6818394356)

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

**In-app purchases:** none


## Frequently asked questions

### Is Этта 2 free?

Этта 2 is free to download, with no in-app purchases.

### Is Клиника Синай free?

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

### Do Этта 2 or Клиника Синай have ads?

Neither Этта 2 nor Клиника Синай shows ads.

### Which is updated more often, Этта 2 or Клиника Синай?

Этта 2 ships an update every 2 weeks, and Клиника Синай every 2 weeks. Most recently, Этта 2 was updated on November 3, 2026 and Клиника Синай on November 10, 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.*