# ONDOC Doctor vs Этта 2

The clearest difference is update cadence: Этта 2 at every 2 weeks against ONDOC Doctor's every 2 months. 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.

ONDOC Doctor ships an update every 2 months, Этта 2 every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ONDOC Doctor | Этта 2 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 42 MB | 89 MB |
| Requires iOS | **15.1** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [MEDKARTA OOO](https://appshunter.io/developer/956789963) | [ETTA LLC](https://appshunter.io/developer/1457964334) |

## What reviewers say

### ONDOC Doctor

[App page](https://appshunter.io/ios/app/ondoc-doctor/id1188733674)

**Features:** macOS Compatibility

**In-app purchases:** none


### Этта 2

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

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

**In-app purchases:** none


## Frequently asked questions

### Is ONDOC Doctor free?

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

### Is Этта 2 free?

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

### Do ONDOC Doctor or Этта 2 have ads?

Neither ONDOC Doctor nor Этта 2 shows ads.

### Which is updated more often, ONDOC Doctor or Этта 2?

ONDOC Doctor ships an update every 2 months, and Этта 2 every 2 weeks. Most recently, ONDOC Doctor was updated on November 2, 2026 and Этта 2 on November 3, 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.*