TNM Cancer Staging Calculator
Cancer Staging and Management
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Used by radiation, medical and surgical oncologists worldwide since [year]. Fast, offline TNM staging for every major site, with stage groups at a glance.
Your pocket reference for the internationally recognised TNM classification — fully updated for the current 8th Edition staging criteria and beyond.
This app delivers clear, accurate, and instantly accessible staging information for over 60 cancer sites across all major categories.
Why people worldwide choose us
• Always current – We continuously monitor the published oncology literature, including PubMed, for staging updates. New definitions are verified by our clinical review team and pushed within days.
• 8th Edition ready – Includes the latest criteria for lung, breast, head & neck, HPV-related oropharyngeal, thymus, bone/soft tissue, neuroendocrine, pediatric, and many more.
• 100% public sources – Every definition comes from freely available, peer-reviewed literature. (Sources available for each site in the app!)
• Local-first – Full database cached on your device. Works anywhere, anytime. Works completely offline for premium users.
• Zero ads • Zero tracking • No mandatory login – Use anonymously or sign in only for favorites and premium features.
Key Features
• Intuitive navigation: Category → Site → Complete TNM details in seconds
• Detailed T, N, M definitions, stage groupings, histologic grades, and clinical notes
• Powerful search across all sites and editions
• Save favorites for one-tap access
• Push notifications for major updates or changes to your saved sites
• "First-of-World" stage management for each stage calculation!
• Management updates for major cancer sites
• Clean interface designed for quick bedside or tumor board use
Reviewed by Clinicians
We use software tooling to scan the published literature for changes. When a correction or new criterion is published, the app extracts only the changed content, our specialist review team validates it, and you receive it — often before it appears in textbooks.
Privacy-First
• No personal health information collected
• No location tracking
Important Disclaimer
This app provides an organized reference interface for cancer staging criteria drawn from publicly available, peer-reviewed literature. It is for educational and informational purposes only and does not provide medical advice, diagnoses, or treatment recommendations. Always seek a doctor's advice before making any medical decisions.
TNM Cancer Staging is an independent educational tool. It is not affiliated with, endorsed by, or produced in partnership with any staging body, guideline organisation, professional society or publisher.
Subscriptions
Premium is available as an auto-renewing monthly (1 month) or yearly (1 year) subscription. Prices are shown in the app before purchase. Payment is charged to your Apple ID at confirmation of purchase and renews automatically unless auto-renew is turned off at least 24 hours before the end of the period. Manage or cancel in your account settings. Cancelling stops future renewals; the period already paid for is charged in full and is not refunded.
Terms of Use (EULA): https://cancer-staging-app.web.app/terms
Privacy Policy: https://cancer-staging-app.web.app/privacy
Support: https://cancer-staging-app.web.app/support
Join thousands of clinicians already using a trusted mobile TNM reference.
#TNM #CancerStaging #Oncology #MedicalEducation
Ratings & Reviews
Guideline updates and staging corrections now reach you within seconds instead of waiting for a weekly refresh.
- Cervical cancer staging now includes para-aortic nodal involvement (N2) with the corresponding stage IIIC2 grouping
- Management plans and guideline updates refresh automatically on launch
- Small cell lung cancer management plans are reachable again
- Fixed a startup hang that could leave the app on the splash screen
- Fixed the keyboard covering the Send button on iOS
The developer, Rishabh Kumar, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Rishabh Kumar
- Size
- 43.2 MB
- Category
- Education
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
16+
- 16+
- Frequent
Medical Treatment information
Contains
Health or Wellness Topics
- In-App Purchases
Yes
- Monthly Subscription $1.49
- Yearly Subscription $14.99
- Copyright
- © Rishabh Kumar