# iDoctus vs Eustakio

The clearest difference is update cadence: iDoctus at weekly against Eustakio's every 2 weeks. 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.

iDoctus ships an update weekly, Eustakio every 2 weeks. The most recent releases landed on October 4, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | iDoctus | Eustakio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (33 ratings)](https://appshunter.io/ios/app/idoctus/id530457100/reviews)** | — |
| Number of ratings | **33** | — |
| Positive reviews | 80.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 176 MB | 39 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [iDoctus](https://appshunter.io/developer/530457103) | [Eustakio SpA](https://appshunter.io/developer/1834042386) |

## What reviewers say

### iDoctus

[App page](https://appshunter.io/ios/app/idoctus/id530457100)

This medical reference tool provides doctors with quick access to drug information, interaction checkers, and clinical calculators. It aims to improve daily practice efficiency and patient safety with up-to-date, scientifically verified content.

**Highlights:** Medical and pharmacological reference, Drug interaction checker, Clinical calculators, Scientific updates, Specialized knowledge centers, Offline access

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

**In-app purchases:** none


### Eustakio

[App page](https://appshunter.io/ios/app/eustakio/id6751214359)

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

**In-app purchases:** none


## Frequently asked questions

### Is iDoctus free?

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

### Is Eustakio free?

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

### Do iDoctus or Eustakio have ads?

Neither iDoctus nor Eustakio shows ads.

### Which is updated more often, iDoctus or Eustakio?

iDoctus ships an update weekly, and Eustakio every 2 weeks. Most recently, iDoctus was updated on October 4, 2026 and Eustakio on October 12, 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.*