# ORB Calculator vs EULAR 2026

The clearest difference is iOS requirement: ORB Calculator at 9.0 against EULAR 2026's 12.0. 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.

## The numbers

| Metric | ORB Calculator | EULAR 2026 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (59 ratings)](https://appshunter.io/ios/app/eular-2026/id1607469616/reviews)** |
| Number of ratings | — | **59** |
| Positive reviews | — | 61.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 4 days |
| Monetization | — | Free |
| Size | 19 MB | 84 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [The University of Edinburgh](https://appshunter.io/developer/428517240) | [Eyeled GmbH](https://appshunter.io/developer/335208623) |

## What reviewers say

### ORB Calculator

[App page](https://appshunter.io/ios/app/orb-calculator/id1497869769)

**Features:** macOS Compatibility

**In-app purchases:** none


### EULAR 2026

[App page](https://appshunter.io/ios/app/eular-2026/id1607469616)

This app serves as a digital guide for the Annual European Congress of Rheumatology. It provides onsite participants with essential information for navigating the 4-day event, including the scientific program, room locations, and exhibition details. Log in with your congress account for a seamless experience.

**Highlights:** Scientific program access, Room location finder, Satellite symposia information, Exhibition booth details, Congress navigation assistance, User login with EULAR account

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

**In-app purchases:** none


## Frequently asked questions

### Is ORB Calculator free?

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

### Is EULAR 2026 free?

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

### Do ORB Calculator or EULAR 2026 have ads?

Neither ORB Calculator nor EULAR 2026 shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*