# ONCOassist — The go-to app in oncology

> Oncology decision support tools for healthcare professionals. (iPhone/iPad app by Portable Medical Technology Ltd.)

- Source: https://appshunter.io/ios/app/oncoassist/id558299114 (this page in markdown: same URL + `.md`)
- Developer: [Portable Medical Technology Ltd](https://appshunter.io/developer/558299117)
- Category: Medical, Utilities
- Price: Free
- Rating: 4.90/5 from 115 App Store ratings · 112 written reviews indexed
- Age rating: 17+
- Requires: iOS 15.6 · 244 MB
- Languages: American English
- Released: 2017-08-09
- Data updated: 2026-08-27
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/oncoassist/id558299114/reviews.md

## What is ONCOassist?

Please note: This application, as a decision-support aid, is to be used  by a practicing healthcare professional(“HCP”) and does not replace clinical judgement. It is not designed for use by patients and does not replace the advice of a doctor.

ONCOassist is a comprehensive suite of decision support tools developed by oncology professionals, for oncology professionals. It includes a range of breakthrough tools designed to manage patient care effectively. Let's take a closer look at some of the features available:

• NCCN Treatment Protocols: Developed in collaboration with the NCCN, this tool provides information on regimens taken from the NCCN template database.

• Adjuvant Tools: These tools offer 5 and 10-year overall survival rates for patients with and without chemotherapy in an adjuvant setting. Breast cancer, colon cancer, and GIST tools are among the many adjuvant decision support tools available.

• Useful formulas: Body Surface Area, Chemotherapy Dose Calculator, QTc, ECOG Performance Score, Khorana Score, MASCC Risk Index, and many more are included. These calculators simplify medical calculations and include frequently needed conversions and dosage calculations.

• Common Toxicity Criteria for Adverse Events (CTCAE v4.0 & 5.0): This tool provides a standardized classification of adverse effects of drugs used in cancer therapy. CTCAE versions 5.0 and 4.0 are available in an easy-to-use and interactive format.

• AJCC TNM staging: The tool provides criteria for every malignancy and includes the AJCC 7th, 8th, and 9th edition staging criteria.

• Prognostic Scores: This tool offers over 17 prognostic scores for a range of specialties. It helps with prognostication, risk stratification, and determining eligibility for specific treatments or clinical trials.

• Drug info section: Over 200 oncology drugs are available in an easy-to-use and interactive format.

• Drug interaction checker: This tool helps users quickly check for potential drug interactions.

• IO toxicity management tool: This tool is designed to manage immune-related adverse events.

• ONCOnews: From breaking news to in-depth analysis, ONCOnews brings together all oncology news sources in one place.

• ONCOvideos: This offers access to the most recent videos from Oncology Spotlight, which provides insights into the experiences of oncology professionals. Additionally, users can watch OncoAlert and Oncology Brother videos.

ONCOassist offers oncology professionals the following benefits:

Saves Time
Oncology professionals no longer waste time searching through the internet for safe validated information to aid them with their decision making, all of the tools and information they need is available within ONCOassist and is available without the need for internet access.

Improves quality of care
ONCOassist promotes the use of evidence-based medicine. It is also the only CE approved oncology app on the market.

Helps Empower Patients
Adjuvant decision support tools contain patient-friendly information to allow for a more collaborative decision-making process.

Regularly updating
ONCOassist will be updated regularly with new prognostic tools and calculators. We will listen to your feedback and update accordingly. Email us at any time using feedback@oncoassist.com.

ONCOassist is regulated by the Irish Health Products Regulatory Authority and is CE marked for conformance as a medical device.

## Key features

- NCCN Treatment Protocols
- Adjuvant Survival Rate Calculators
- Medical Formula Calculators
- CTCAE Toxicity Criteria
- AJCC TNM Staging
- Prognostic Scores
- Oncology Drug Information
- Drug Interaction Checker

## Recent user reviews (10 of 112)

All indexed reviews: https://appshunter.io/ios/app/oncoassist/id558299114/reviews.md

### 5/5 — Excellent

*2026-07-21*

Really helpful app

**Developer response:** Thank you so much, we really appreciate the positive feedback!

### 5/5 — Excelente

*2025-11-06, version 9.23.1*

Extremadamente útil

### 5/5 — Great Resource

*2025-10-14*

The information is up to date and helpful when building new plans.  Several useful tools all in one place.   Will continue to use.

**Developer response:** Thank you so much for the positive feedback. We greatly appreciate it!

### 5/5 — Very usefull app

*2025-09-16, version 9.20.0*

10/10 ✨

### 5/5 — Must have for clinical research

*2025-08-28*

CTCAE search tool is a life saver, must have for clinical research

**Developer response:** We are glad you find it useful. Thank you so much for your positive feedback.

### 5/5 — Really helpful

*2025-08-17, version 9.18.2*

An extraordinary tool for everyday practice

### 5/5 — Practical

*2025-08-13, version 9.18.2*

Definitely a very practical and useful application. I often benefit from it while seeing patients in the outpatient clinic. Thank you.

### 5/5 — This app is a life saver

*2025-04-27*

I was introduced to this app at an NCCN conference and have since then shared it with many colleagues. It is easy to use and a dependable resource for confirming chemotherapy protocols.

**Developer response:** Thank you so much for your positive feedback :) We are glad you find ONCOassist useful, and we really appreciate you spreading the word amongst your colleagues.

### 5/5 — The best oncology app

*2025-04-07*

Best app for Oncologists.

**Developer response:** Thank you so much, we appreciate the positive feedback.

### 5/5 — Very useful

*2025-03-21, version 9.17.0*

Up to date app that is very helpful for oncologist

## Frequently asked questions about ONCOassist

### What is ONCOassist?

ONCOassist is a decision-support application designed for oncology professionals. It offers a range of tools to assist in managing patient care effectively, including treatment protocols, calculators, staging information, and drug details. The app aims to save time and improve the quality of care by providing validated information in an accessible format.

### What are the key features of ONCOassist?

Key features include access to NCCN Treatment Protocols, Adjuvant Tools for survival rates, various useful medical formulas (like BSA and chemotherapy dose calculators), Common Toxicity Criteria (CTCAE), AJCC TNM staging, prognostic scores, an oncology drug information section, a drug interaction checker, and an IO toxicity management tool. It also includes ONCOnews and ONCOvideos for staying updated.

### Is ONCOassist free to use?

The application is described as free with in-app purchases. While the core functionality and access to many tools are provided, some features or content may require an in-app purchase to unlock or access fully. Specific pricing details for these purchases are not detailed in the provided description.

### Who is ONCOassist intended for?

This application is strictly intended for use by practicing healthcare professionals (HCPs) in the field of oncology. It is designed as a decision-support aid and does not replace clinical judgment or the advice of a doctor. It is not meant for patient use.

### Can I use ONCOassist offline?

Yes, a significant benefit highlighted is that all the tools and information needed are available within ONCOassist without the need for internet access. This allows oncology professionals to access critical data and support tools even when offline, ensuring continuous availability for patient care.

## Version history (last 5 releases)

### 9.29.0 — 2026-08-24

Addition of GRANT (Grade, Age, Nodes, and Tumor) score.


We value your feedback, so if you have something to share, then email us at eoin@oncoassist.com.
If you're enjoying the app, please leave us a rating and a review.

### 9.28.0 — 2026-08-05

- Updated sign-up/sign-in flow
- Minor bug fixes

We value your feedback, so if you have something to share, then email us at eoin@oncoassist.com.
If you're enjoying the app, please leave us a rating and a review.

### 9.27.3 — 2026-05-21

- Minor SDK update for Intercom.

We value your feedback, so if you have something to share, then email us at eoin@oncoassist.com.
If you’re enjoying the app, please leave us a rating and a review.

### 9.27.2 — 2026-05-12

Minor bug fixes.

We value your feedback, so if you have something to share, then email us at eoin@oncoassist.com.
If you’re enjoying the app, please leave us a rating and a review.

### 9.27.1 — 2026-05-07

- Minor UI updates
- Adjuvant RCC Tool label update
- Minor bug fixes

We value your feedback, so if you have something to share, then email us at eoin@oncoassist.com.
If you’re enjoying the app, please leave us a rating and a review.

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## More apps by Portable Medical Technology Ltd

- [ONCOpatient](https://appshunter.io/ios/app/oncopatient/id1506186526)

All apps by Portable Medical Technology Ltd: https://appshunter.io/developer/558299117

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-27.*