# CADI 2026 vs Congreso AAHDA

The clearest difference is update cadence: Congreso AAHDA at every 5 days against CADI 2026's every 12 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.

CADI 2026 ships an update every 12 months, Congreso AAHDA every 5 days. The most recent releases landed on September 28, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | CADI 2026 | Congreso AAHDA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 5 days** |
| Size | 33 MB | 38 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Sociedad Argentina de Radiología](https://appshunter.io/developer/1476317721) | [PI GROUP SAS](https://appshunter.io/developer/1056970229) |

## What reviewers say

### CADI 2026

[App page](https://appshunter.io/ios/app/cadi-2026/id1643832370)

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

**In-app purchases:** none


### Congreso AAHDA

[App page](https://appshunter.io/ios/app/congreso-aahda/id6752960708)

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

**In-app purchases:** none


## Frequently asked questions

### Is CADI 2026 free?

CADI 2026 is free to download, with no in-app purchases.

### Is Congreso AAHDA free?

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

### Do CADI 2026 or Congreso AAHDA have ads?

Neither CADI 2026 nor Congreso AAHDA shows ads.

### Which is updated more often, CADI 2026 or Congreso AAHDA?

CADI 2026 ships an update every 12 months, and Congreso AAHDA every 5 days. Most recently, CADI 2026 was updated on September 28, 2026 and Congreso AAHDA on September 9, 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.*