Comparison

HemeOncBuddy vs CTCAE 5 Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

HemeOncBuddy

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
Read full description

HemeOncBuddy is a free study hub built for hematology and oncology fellows and trainees - everything you need to keep up with the literature and prep for boards, in one fast, searchable app. WHAT'S INSIDE - 1,500+ pivotal clinical-trial summaries, each in the same structure (background, inclusion criteria, arms, primary/secondary endpoints, median follow-up, key results, notable toxicities) so you can scan them quickly. - A Question Bank with board-style questions, tutor and timed modes, explanations, and progress tracking. - ~2,000 active-recall flashcards across oncology, malignant and benign heme, and pharmacology — plus visual staging decks. - 120+ concise disease-site board-prep notes. - A conference & abstract-deadline tracker so you never miss a submission window. MADE FOR STUDYING - Full dark mode and adjustable text size. - Optional free account (Sign in with Apple, Google, or email) to sync your saved trials, Qbank progress, and notes across iPhone, iPad, and Mac. - No ads. No paywall. No login required to browse. HemeOncBuddy is an educational study aid only. It is not a substitute for medical advice, clinical judgment, or current guidelines, and must not be used to diagnose or treat patients. Always verify against primary literature and current guidelines.

About

CTCAE 5 Pro

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
Read full description

CTCAE 5 Pro is designed to assist in the documentation, review, and reference of CTCAE-related information. This app is intended for informational support and is not designed for medical purposes such as diagnosis, clinical decision-making, or treatment recommendations. Users are responsible for verifying all information and making clinical decisions. ::::::::: Standard features (available to all users) :::::: - Streamlined CTCAE Document Access - Easily navigate CTCAE 5.0 documents using an intuitive interface. - Enhanced privacy with local data storage - protect your data by storing it locally instead of relying on cloud services, ensuring privacy and control. ::::::::: Premium Features (available with subscription) ::::::: - Version Comparison Tool - Easily compare different versions of CTCAE 5.0 and 4.03. - Advanced Notes feature - allows you to record CTCAEs in chronological order. You can also use hashtags and other features to efficiently organize and track notes for important information. - Custom App Creation Feature - Simply import a spreadsheet and convert it into a list app. No programming knowledge is required. - Flexible backup and archiving solution - easily back up and archive data in formats such as XLSX and CSV for versatility and accessibility. - More features are available in the Premium version. Note: With the Premium feature, a minimal number of files are automatically stored in a secure iCloud Drive to resume link information between files. This can be turned off based on user preference.

Screenshots

HemeOncBuddy4 screens
CTCAE 5 Pro4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
HemeOncBuddy versus CTCAE 5 Pro: the parameters behind the verdict, then further details
ParameterHemeOncBuddyCTCAE 5 Pro
PriceFreeFree
Rating5.0 (18 ratings) — better4.9 (41 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings1841 — better
Update frequencyEvery 24 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.5
Further details — not scored
Size16 MB60 MB
Age rating17+17+
DeveloperVeli BakalovKoichiro Watanabe

Customer experience

HemeOncBuddy

All ratings17 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

CTCAE 5 Pro

All ratings41 ratings
Positive97.6%
Neutral0.0%
Negative2.4%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

HemeOncBuddy

No in-app purchases

2 purchases

CTCAE 5 Pro

Subscriptions2
  • Monthly subscription7 Days trial$1.991 Month
  • Annual subscription7 Days trial$9.991 Year

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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