# SIUrO vs Trialing

The clearest difference is update cadence: Trialing at monthly against SIUrO's every 7 months. SIUrO's advantage is iOS requirement (13.6 vs 15.0). 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.

SIUrO ships an update every 7 months, Trialing monthly. The most recent releases landed on September 9, 2026 and August 17, 2026 respectively.

## The numbers

| Metric | SIUrO | Trialing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trialing/id1536820385/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | — | Free |
| Size | 8 MB | 103 MB |
| Requires iOS | **13.6** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Tecnoconference](https://appshunter.io/developer/418525839) | [Trialing Health S.L.](https://appshunter.io/developer/1721331216) |

## What reviewers say

### SIUrO

[App page](https://appshunter.io/ios/app/siuro/id1455974707)

**Features:** macOS Compatibility

**In-app purchases:** none


### Trialing

[App page](https://appshunter.io/ios/app/trialing/id1536820385)

This app helps oncologists quickly find and refer patients to relevant clinical trials worldwide. It offers a smart, up-to-date database searchable by cancer type, treatment, or phase, streamlining the referral process without intermediaries.

**Highlights:** Search oncology clinical trials, Filter by cancer type, treatment, phase, Check trial eligibility instantly, Direct patient referral to trial site, View actively recruiting hospitals, Access global trial database

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

**In-app purchases:** none


## Frequently asked questions

### Is SIUrO free?

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

### Is Trialing free?

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

### Do SIUrO or Trialing have ads?

Neither SIUrO nor Trialing shows ads.

### Which is updated more often, SIUrO or Trialing?

SIUrO ships an update every 7 months, and Trialing monthly. Most recently, SIUrO was updated on September 9, 2026 and Trialing on August 17, 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.*