# RO Toolbox vs ESTRO 2026

The clearest difference is update cadence: ESTRO 2026 at every 9 days against RO Toolbox's every 3 months. On price, review sentiment, ads and in-app purchases there is nothing between them.

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

RO Toolbox ships an update every 3 months, ESTRO 2026 every 9 days. Both last shipped on June 1, 2026.

## The numbers

| Metric | RO Toolbox | ESTRO 2026 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/ro-toolbox/id968361326/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Free | Free |
| Size | 80 MB | 100 MB |
| Requires iOS | 15.6 | **15.5** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Radiation Oncology Institute](https://appshunter.io/developer/968361325) | [Cyber Imagination](https://appshunter.io/developer/394180060) |

## What reviewers say

### RO Toolbox

[App page](https://appshunter.io/ios/app/ro-toolbox/id968361326)

A point-of-care resource for healthcare professionals, offering frequently accessed references for radiation therapy delivery. It includes dose constraints, calculators, clinical practice guidelines, and staging information to support evidence-based practice.

**Highlights:** Dose constraints, Calculators, Clinical practice guidelines, Staging information, Oncology resources, Evidence-based practice support

**Features:** macOS Compatibility

**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 RO Toolbox free?

RO Toolbox 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 RO Toolbox or ESTRO 2026 have ads?

Neither RO Toolbox nor ESTRO 2026 shows ads.

### Which is updated more often, RO Toolbox or ESTRO 2026?

RO Toolbox ships an update every 3 months, and ESTRO 2026 every 9 days. Most recently, RO Toolbox was updated on June 1, 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.*