Best Dose Calculator Radiation Apps

243+ iOS apps curated and reviewed

4.3 avg rating
19 free apps
Updated September 2026

The best dose calculator radiation apps on iPhone average 4.3★ across 243+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.

Compare top Dose Calculator Radiation Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1TDF CalcTDF CalcFree5.0★ (1)NoNoMay 2026
2BED Calculator : RadiotherapyBED Calculator : RadiotherapyFree5.0★ (3)NoNoAug 2026
3eLQeLQFree4.0★ (1)NoNoMay 2026
4EQD2 CalculatorEQD2 CalculatorFree was $2.995.0★ (2)NoNoAug 2026
5EQD CalculatorEQD CalculatorFree4.4★ (7)NoNoMay 2026
6Rad Onc CalcRad Onc CalcFree was $9.994.6★ (12)NoNoMay 2026
7Euler Gamma: NDT CalculatorEuler Gamma: NDT CalculatorFreeNoNoJun 2026
8Instadose Companion Mobile AppInstadose Companion Mobile AppFree1.5★ (98)NoNoSep 2026

Top Picks for Dose Calculator Radiation

TDF Calc#1

TDF Calc by Eye Physics

Time Dose Fractionation
Editor's Choice
🏥 Medical
5.0(1 ratings)
Free
TDF Calc screenshot 1
TDF Calc screenshot 2
TDF Calc screenshot 3
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This app calculates the biologically effective dose (BED) for radiation therapy fractionation regimens. It allows for comparisons of different treatment schedules and helps determine dose per fraction based on desired treatment duration.

BED Calculator : Radiotherapy#2

BED Calculator : Radiotherapy by MARGINAL GAINS INC.

BED EQD2 & Fraction Calculator
Strong Contender
🏥 Medical
5.0(3 ratings)
Free
BED Calculator : Radiotherapy screenshot 1
BED Calculator : Radiotherapy screenshot 2
BED Calculator : Radiotherapy screenshot 3
BED Calculator : Radiotherapy screenshot 4

This tool helps radiation oncology professionals calculate Biological Effective Dose (BED) and Equivalent Dose in 2 Gy fractions (EQD2) using the Linear-Quadratic model. It offers a streamlined interface for rapid dose calculations, including cumulative dose summation and fractionation conversion, and is now available on Apple Watch.

eLQ#3

eLQ by SFjRO

Worth Considering
🏥 Medical
4.0(1 ratings)
Free
eLQ screenshot 1
eLQ screenshot 2
eLQ screenshot 3
eLQ screenshot 4

This medical app calculates biological equivalent doses for radiation therapy using the linear-quadratic model. It allows users to select various organs and α/β ratios for precise calculations.

More Dose Calculator Radiation apps to explore

FAQ about Dose Calculator Radiation

What are the best dose calculator radiation apps for iPhone?
TDF Calc tops our dose calculator radiation apps ranking as of September 2026, with a 5.0-star average from 1 App Store ratings, and it's free to download.
Yes — 19 of the top dose calculator radiation apps we rank are free to download, including TDF Calc and BED Calculator : Radiotherapy.
TDF Calc has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 243+ dose calculator radiation apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
TDF Calc implements the linear-quadratic (LQ) method to calculate the biologically effective dose (BED) for radiation therapy fractionation regimens. It helps compare different treatment schedules and determine optimal dose per fraction.
TDF Calc supports external beam radiation therapy (EBRT) fractionation, as well as low dose rate (LDR) and permanent implant brachytherapy treatments.