# CIRSE vs ESTRO 2026

The clearest difference is update cadence: ESTRO 2026 at every 9 days against CIRSE's monthly. On price, ads, in-app purchases and monetization model there is nothing between them.

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

CIRSE ships an update monthly, ESTRO 2026 every 9 days. The most recent releases landed on September 5, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | CIRSE | ESTRO 2026 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/cirse/id690082054/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Free | Free |
| Size | 115 MB | 100 MB |
| Requires iOS | 15.5 | 15.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [CIRSE - Cardiovascular and Interventional Radiological Society of Europe](https://appshunter.io/developer/849682234) | [Cyber Imagination](https://appshunter.io/developer/394180060) |

## What reviewers say

### CIRSE

[App page](https://appshunter.io/ios/app/cirse/id690082054)

Access interactive congress programs, including session details, faculty information, and interactive maps. Stay updated with society news and resources throughout the year.

**Highlights:** Interactive congress programs, Up-to-date session details and abstracts, Faculty and exhibitor information, Interactive floor plans, Session polls and evaluations, Access to CIRSE website and library, Society news updates

**Features:** Vision Pro support

**In-app purchases:** none


### ESTRO 2026

[App page](https://appshunter.io/ios/app/estro-2026/id1614477899)

Access the full program, engage during sessions, and view posters for a leading radiation oncology congress. This app facilitates learning, collaboration, and connection within the medical community.

**Highlights:** Access congress program, Interact during sessions, Watch session replays, View posters, Connect with community

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CIRSE free?

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

### Is ESTRO 2026 free?

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

### Do CIRSE or ESTRO 2026 have ads?

Neither CIRSE nor ESTRO 2026 shows ads.

### Which is updated more often, CIRSE or ESTRO 2026?

CIRSE ships an update monthly, and ESTRO 2026 every 9 days. Most recently, CIRSE was updated on September 5, 2026 and ESTRO 2026 on June 1, 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.*