Rad Onc Calc vs Dosy Master
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rad Onc Calc
A radiation oncology calculator and reference tool for medical professionals. It provides quick access to essential calculations and treatment constraints.
- Radiation oncology calculations
- Treatment constraints reference
- Quick access to essential data
- Comprehensive tool for professionals
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Comprehensive RadOnc calculator and constraints reference for radiation oncologists.
Dosy Master
Access a comprehensive master textbook with interactive navigation and highlighted key terms and formulas. Review chapter summaries and test your knowledge with chapter-specific quizzes.
- Master textbook access
- Interactive table of contents
- Key terms and formulas highlighted
- Chapter summaries
- Chapter-specific quizzes
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This app includes a master textbook for the user to read and have easy access to as well as click through navigation of the table of contents. The Key Terms section highlighted important terms within the textbook and references the location they exist within the textbook. The same applies to the Key Formulas section. Chapter slides highlights the key points from each chapter. There is a quiz for each chapter that focuses on key points within each chapter as well.
Screenshots
Verdict
The clearest difference is rating: Dosy Master at 5.0 against Rad Onc Calc's 4.6. Dosy Master also leads on update cadence (every 10 days vs every 6 weeks). Rad Onc Calc's advantage is ratings volume (12 vs 1) and iOS requirement (14.0 vs 18.2). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Dosy Master holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Rad Onc Calc has 12 ratings behind it against 1, so its average is the more settled of the two.
Rad Onc Calc ships an update every 6 weeks, Dosy Master every 10 days. The most recent releases landed on October 21, 2026 and October 8, 2026 respectively.
| Parameter | Rad Onc Calc | Dosy Master |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (12 ratings) | 5.0 (1 ratings) — better |
| Number of ratings | 12 — better | 1 |
| Update frequency | Every 6 weeks | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 18.2 |
| Further details — not scored | ||
| Size | 57 MB | 11 MB |
| Age rating | 12+ | 4+ |
| Developer | Matthew Culbert | Brennan Emerson Diedrich |
Customer experience
Rad Onc Calc
Dosy Master
In-app purchases
Rad Onc Calc
No in-app purchases
Dosy Master
No in-app purchases
Questions
Is Rad Onc Calc free?
Is Dosy Master free?
Which has better reviews, Rad Onc Calc or Dosy Master?
Do Rad Onc Calc or Dosy Master have ads?
Which is updated more often, Rad Onc Calc or Dosy Master?
Other comparisons
