# RO Toolbox vs SARCULATOR

The clearest difference is rating: RO Toolbox at 4.5 against SARCULATOR's 4.3. RO Toolbox also leads on update cadence (every 3 months vs every 7 months). SARCULATOR's advantage is iOS requirement (13.0 vs 15.6). On price, ratings volume, 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 holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

RO Toolbox ships an update every 3 months, SARCULATOR every 7 months. Both last shipped on October 8, 2026.

## The numbers

| Metric | RO Toolbox | SARCULATOR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4 ratings)](https://appshunter.io/ios/app/ro-toolbox/id968361326/reviews)** | [4.3 (3 ratings)](https://appshunter.io/ios/app/sarculator/id1052119173/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Monetization | Free | Free |
| Size | 82 MB | 26 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Radiation Oncology Institute](https://appshunter.io/developer/968361325) | [DIGITAL FOREST SRL](https://appshunter.io/developer/581246108) |

## 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, Vision Pro support

**In-app purchases:** none


### SARCULATOR

[App page](https://appshunter.io/ios/app/sarculator/id1052119173)

This medical tool provides physicians with predictive models for retroperitoneal and extremity sarcoma patients. It estimates overall survival and disease-free survival, serving as an informative resource to enhance physician predictive capabilities.

**Highlights:** Predictive models for sarcoma patients, Estimates 5-year overall survival, Estimates 5-year disease-free survival, Estimates 10-year overall survival, Estimates cumulative incidence of distant metastasis, Informative tool for physicians

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

**In-app purchases:** none


## Frequently asked questions

### Is RO Toolbox free?

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

### Is SARCULATOR free?

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

### Which has better reviews, RO Toolbox or SARCULATOR?

RO Toolbox is rated higher. RO Toolbox averages 4.5 out of 5 from 4 ratings, while SARCULATOR averages 4.3 from 3 ratings.

### Do RO Toolbox or SARCULATOR have ads?

Neither RO Toolbox nor SARCULATOR shows ads.

### Which is updated more often, RO Toolbox or SARCULATOR?

RO Toolbox ships an update every 3 months, and SARCULATOR every 7 months. Most recently, RO Toolbox was updated on October 8, 2026 and SARCULATOR on October 8, 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.*