# HemeOncBuddy vs CTCAE 5 Pro

HemeOncBuddy and CTCAE 5 Pro both sit at 5.0 stars, but that hides the real split: 100% of HemeOncBuddy's written reviews are positive against 0% of CTCAE 5 Pro's. HemeOncBuddy also leads on in-app purchases (none vs 2). CTCAE 5 Pro's advantage is update cadence (every 5 weeks vs every 24 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. CTCAE 5 Pro sells 2 in-app purchases, starting at $1.99 per month. HemeOncBuddy asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for HemeOncBuddy against 4.9 for CTCAE 5 Pro. Both are backed by a comparable volume of ratings — 18 and 41 respectively. Written reviews are what separate them: 100% of HemeOncBuddy's written reviews are positive against 0% of CTCAE 5 Pro's.

HemeOncBuddy ships an update every 24 months, CTCAE 5 Pro every 5 weeks. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | HemeOncBuddy | CTCAE 5 Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (18 ratings)](https://appshunter.io/ios/app/hemeoncbuddy/id1579207336/reviews)** | [4.9 (41 ratings)](https://appshunter.io/ios/app/ctcae-5-pro/id1625569535/reviews) |
| Number of ratings | 18 | **41** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 24 months | **Every 5 weeks** |
| Monetization | **Free** | Freemium |
| Size | 16 MB | 60 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Veli Bakalov](https://appshunter.io/developer/1579207338) | [Koichiro Watanabe](https://appshunter.io/developer/1077985400) |

## What reviewers say

### HemeOncBuddy

[App page](https://appshunter.io/ios/app/hemeoncbuddy/id1579207336)

This app provides quick access to practice-changing clinical trials in Hematology and Oncology. It offers simplified summaries of trial background, inclusion/exclusion criteria, primary endpoints, and outcomes for easy reference.

**Highlights:** Practice-changing clinical trial summaries, Hematology and Oncology focus, Simplified trial information, Inclusion and exclusion criteria, Primary endpoints and outcomes, Quick reference tool

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

**In-app purchases:** none


### CTCAE 5 Pro

[App page](https://appshunter.io/ios/app/ctcae-5-pro/id1625569535)

This app helps review and take notes on CTCAE documents. It offers local data storage for privacy and premium features like version comparison and advanced note-taking with a subscription.

**Highlights:** Streamlined CTCAE Document Access, Local data storage for enhanced privacy, Version comparison tool, Advanced chronological note-taking with hashtags, Custom app creation from spreadsheets, Flexible backup and archiving (XLSX, CSV)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |
| Annual subscription | $9.99 | per year |


## Frequently asked questions

### Is HemeOncBuddy free?

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

### Is CTCAE 5 Pro free?

CTCAE 5 Pro is free to download, with in-app purchases available.

### Which has better reviews, HemeOncBuddy or CTCAE 5 Pro?

HemeOncBuddy is rated higher. HemeOncBuddy averages 5.0 out of 5 from 18 ratings, while CTCAE 5 Pro averages 4.9 from 41 ratings.

### Do HemeOncBuddy or CTCAE 5 Pro have ads?

Neither HemeOncBuddy nor CTCAE 5 Pro shows ads.

### Which is updated more often, HemeOncBuddy or CTCAE 5 Pro?

HemeOncBuddy ships an update every 24 months, and CTCAE 5 Pro every 5 weeks. Most recently, HemeOncBuddy was updated on October 24, 2026 and CTCAE 5 Pro on October 30, 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.*