Comparison

ASCO Guidelines 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

ASCO Guidelines

Access comprehensive cancer care guidelines and interactive tools to inform treatment decisions. This app supports healthcare providers, patients, and caregivers in implementing recommended cancer care options for various cancer types, aiming to improve the quality of care.

Highlights
  • Guideline recommendations for cancer care
  • Interactive treatment decision tools
  • Supports healthcare providers
  • Informs patients and caregivers
  • Covers various cancer types
  • Regularly updated content
Features
Read full description

The ASCO Guidelines app is your go-to tool for implementing guideline recommendations into practice. This user-friendly app provides health care providers, patients, and caregivers with the recommended cancer care options for a variety of cancer types. It also includes interactive tools to inform treatment decisions at the point of care, thus increasing the quality of care provided to patients. The ASCO app is free to members and nonmembers, kept up to date, and will continue to grow as more guidelines and tools are added.

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

ASCO Guidelines4 screens
CTCAE 5 Pro4 screens

Verdict

The call

ASCO Guidelines and CTCAE 5 Pro both sit at 4.8 stars, but that hides the real split: 57% of ASCO Guidelines's written reviews are positive against 0% of CTCAE 5 Pro's. ASCO Guidelines also leads on in-app purchases (none vs 2) and ratings volume (257 vs 38). CTCAE 5 Pro's advantage is update cadence (every 5 weeks vs every 5 months). On price, rating, ads and device support 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. ASCO Guidelines asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for ASCO Guidelines against 4.8 for CTCAE 5 Pro. That said, the two scores are not equally well evidenced: ASCO Guidelines has 257 ratings behind it against 38, so its average is the more settled of the two. Written reviews are what separate them: 57% of ASCO Guidelines's written reviews are positive against 0% of CTCAE 5 Pro's.

UpkeepUpdate frequency

ASCO Guidelines ships an update every 5 months, CTCAE 5 Pro every 5 weeks. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.

Scorecard6 real differences · 4 level
ASCO Guidelines versus CTCAE 5 Pro: the parameters behind the verdict, then further details
ParameterASCO GuidelinesCTCAE 5 Pro
PriceFreeFree
Rating4.8 (257 ratings)4.8 (38 ratings)
Positive reviews57.1% of reviews — better0.0% of reviews
Number of ratings257 — better38
Update frequencyEvery 5 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS10.0 — better15.5
Further details — not scored
Size411 MB60 MB
Age rating12+17+
DeveloperAmerican Society of Clinical OncologyKoichiro Watanabe

Customer experience

ASCO Guidelines

All ratings257 ratings
Positive95.3%
Neutral1.6%
Negative3.1%
Written reviews7 reviews
Positive57.1%
Neutral0.0%
Negative42.9%

CTCAE 5 Pro

All ratings38 ratings
Positive97.4%
Neutral0.0%
Negative2.6%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

ASCO Guidelines

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 ASCO Guidelines free?
ASCO Guidelines 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, ASCO Guidelines or CTCAE 5 Pro?
ASCO Guidelines and CTCAE 5 Pro are both rated 4.8 out of 5 on the App Store, from 257 and 38 ratings respectively.
Do ASCO Guidelines or CTCAE 5 Pro have ads?
Neither ASCO Guidelines nor CTCAE 5 Pro shows ads.
Which is updated more often, ASCO Guidelines or CTCAE 5 Pro?
ASCO Guidelines ships an update every 5 months, and CTCAE 5 Pro every 5 weeks. Most recently, ASCO Guidelines was updated on September 23, 2026 and CTCAE 5 Pro on September 22, 2026.

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