Comparison

CDN STBBI Guidelines vs EQD2 Calculator

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

Head to head
About

CDN STBBI Guidelines

This app offers Canadian health professionals current recommendations for screening, diagnosing, managing, and treating sexually transmitted infections (STIs). It's based on updated guidelines and complementary resources, focusing on uncomplicated STIs in adults and youth.

Highlights
  • STI screening recommendations
  • Diagnosis guidance
  • Management protocols
  • Treatment strategies
  • Antibiotic-resistant gonorrhea updates
  • Concise and easy-to-use format
Features
Read full description

Note: This application is intended for use by HEALTH PROFESSIONALS, and not the general public. For general information on sexually transmitted infections (STIs), refer to https://www.canada.ca/en/public-health/services/diseases.html This application provides Canadian health professionals with up-to-date recommendations for the screening, diagnosis, management, and treatment of STIs, including recommendations for antibiotic-resistant gonorrhea, in a convenient, concise, and easy to use format.
 It has been developed from the 2010 version of the Canadian Guidelines on Sexually Transmitted Infections (Guidelines) (http://www.phac-aspc.gc.ca/std-mts/sti-its/index-eng.php) and revised content from 2013 to 2016. These updates reflect emerging issues/trends affecting the management of STIs in Canada. Up-to-date information from other complementary resources has also been incorporated, including key recommendations from the HIV Screening and Testing Guide (2012) and the Management of Hepatitis B - Quick Reference (2013).
 The content is reflective of the most current evidence for the management of uncomplicated STIs in adults and youth only. It does not contain information for the management of STIs in pregnant women, children, neonates or complicated infections. 
 This application is intended to provide information to public health and clinical professionals and does not supersede any provincial/territorial legislative, regulatory, policy and practice requirements or professional guidelines that govern the practice of health professionals in their respective jurisdictions, whose recommendations may differ due to local epidemiology or context.

About

EQD2 Calculator

Calculate radiation dose in equivalent 2 Gy fractions and biological equivalent dose (BED). The app offers selectable alpha beta ratios for normal tissues and tumors, and includes a dose conversion mode for custom calculations.

Highlights
  • Calculate EQD2
  • Calculate BED
  • Selectable alpha beta ratios
  • Dose conversion mode
  • Custom dose per fraction calculation
Features
Read full description

Quickly calculate radiation dose in equivalent 2 Gy fractions and biological equivalent dose (BED). Calculator output shows EQD2 and BED based on multiple alpha beta ratios. This app includes a selectable list of alpha beta values of normal tissues and tumors. This app features a dose conversion mode in order to calculate a custom dose per fraction.

Screenshots

CDN STBBI Guidelines4 screens
EQD2 Calculator4 screens

Verdict

The call

The clearest difference is update cadence: EQD2 Calculator at monthly against CDN STBBI Guidelines's every 4 months. EQD2 Calculator also leads on iOS requirement (10.0 vs 13.0). On price, review sentiment, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CDN STBBI Guidelines ships an update every 4 months, EQD2 Calculator monthly. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

Scorecard2 real differences · 8 level
CDN STBBI Guidelines versus EQD2 Calculator: the parameters behind the verdict, then further details
ParameterCDN STBBI GuidelinesEQD2 Calculator
PriceFreeFree
Rating—5.0 (2 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 4 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.010.0 — better
Further details — not scored
Size29 MB17 MB
Age rating17+4+
DeveloperHealth Canada / Santé CanadaJon Giambattista

Customer experience

CDN STBBI Guidelines

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

EQD2 Calculator

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

CDN STBBI Guidelines

No in-app purchases

None

EQD2 Calculator

No in-app purchases

Questions

Is CDN STBBI Guidelines free?
CDN STBBI Guidelines is free to download, with no in-app purchases.
Is EQD2 Calculator free?
EQD2 Calculator is free to download, with no in-app purchases.
Do CDN STBBI Guidelines or EQD2 Calculator have ads?
Neither CDN STBBI Guidelines nor EQD2 Calculator shows ads.
Which is updated more often, CDN STBBI Guidelines or EQD2 Calculator?
CDN STBBI Guidelines ships an update every 4 months, and EQD2 Calculator monthly. Most recently, CDN STBBI Guidelines was updated on November 1, 2026 and EQD2 Calculator on November 4, 2026.

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