Comparison

CTCAE 6 Pro vs Strydx Research

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

Head to head
About

CTCAE 6 Pro

Easily review and annotate medical toxicity criteria. Bookmark adverse events, search keywords, and organize entries chronologically. Offers local data storage and optional premium features for advanced note-taking and data export.

Highlights
  • Quick CTCAE 6.0 content access
  • Unlimited adverse event bookmarking
  • Keyword search with highlighting
  • Local data storage
  • Version comparison (5.0 ⇄ 6.0)
  • Smart notes and timeline management
  • Spreadsheet to custom list app conversion
Features
Read full description

CTCAE 6 Pro helps you review and take notes on CTCAE content with ease. It is not intended for diagnosis, clinical decisions, or treatment planning. Standard Features: • Quick CTCAE Access: Browse CTCAE 6.0 content with ease • Unlimited Flags: Bookmark AEs without limits • Search with Highlighting: Easily spot keywords in context • Local Data Storage: Keep your data secure and private on your device Premium Features (Subscription Users): • Version Comparison (5.0 ⇄ 6.0) • Smart Notes: Organize CTCAE entries chronologically, use hashtags, and more • Spreadsheet to App: Turn your spreadsheet into a custom list app—no coding required • Easy Backups: Export to XLSX or CSV for flexibility • Optimized Printing & Sharing: Export HTML files for instant viewing on any desktop or laptop, with easy letter-size printing • Timeline Management: Track and log AEs on a day-by-day basis

About

Strydx Research

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Strydx Research helps enrolled participants contribute to a Northwestern spine surgery recovery study. Using wearable data and brief check-ins, Strydx helps researchers better understand movement, sleep, pain, physical function, and recovery patterns after spine surgery. Participants may complete short questionnaires and allow collection of activity and health-related data over time. This app is for research use only and is intended for enrolled study participants. Strydx does not provide medical advice, diagnosis, or treatment. For medical questions or concerns, participants should contact their clinical care team.

Screenshots

CTCAE 6 Pro4 screens
Strydx Research3 screens

Verdict

The call

The clearest difference is in-app purchases: Strydx Research at none against CTCAE 6 Pro's 2. CTCAE 6 Pro's advantage is update cadence (monthly vs every 2 months) and device support (3 vs 1). On price 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 6 Pro sells 2 in-app purchases, starting at $1.99 per month. Strydx Research asks for nothing beyond the download.

UpkeepUpdate frequency

CTCAE 6 Pro ships an update monthly, Strydx Research every 2 months. The most recent releases landed on October 21, 2026 and September 30, 2026 respectively.

Scorecard4 real differences · 5 level
CTCAE 6 Pro versus Strydx Research: the parameters behind the verdict, then further details
ParameterCTCAE 6 ProStrydx Research
PriceFreeFree
Rating5.0 (10 ratings) — better—
Number of ratings10 — better—
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.6 — better17.4
Further details — not scored
Size87 MB39 MB
Age rating+174+
DeveloperKoichiro WatanabeNAJIB EL TECLE

In-app purchases

2 purchases

CTCAE 6 Pro

Subscriptions2
  • Premium Plan – Monthly7 Days trial$1.991 Month
  • Premium Plan – Annual7 Days trial$9.991 Year
None

Strydx Research

No in-app purchases

Questions

Is CTCAE 6 Pro free?
CTCAE 6 Pro is free to download, with in-app purchases available.
Is Strydx Research free?
Strydx Research is free to download, with no in-app purchases.
Do CTCAE 6 Pro or Strydx Research have ads?
Neither CTCAE 6 Pro nor Strydx Research shows ads.
Which is updated more often, CTCAE 6 Pro or Strydx Research?
CTCAE 6 Pro ships an update monthly, and Strydx Research every 2 months. Most recently, CTCAE 6 Pro was updated on October 21, 2026 and Strydx Research on September 30, 2026.

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