Best Opioid Calculator Apps

247+ iOS apps curated and reviewed

4.4 avg rating
14 free apps
Updated September 2026

If you already know Opioid Calculator, this is the deeper bench. 247+ opioid calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of September 2026.

Compare top Opioid Calculator Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Opioid CalculatorOpioid Calculator$0.993.7★ (9)NoNoSep 2026
2Opioids Dosage ConversionOpioids Dosage ConversionFree4.3★ (18)NoNoJul 2026
3MDCalc Medical CalculatorMDCalc Medical CalculatorFree4.9★ (52K)NoNoSep 2026
4Opioid Conversion CalculatorOpioid Conversion CalculatorFree3.7★ (17)NoYesSep 2026
5IV Dosage and Rate CalculatorIV Dosage and Rate Calculator$0.995.0★ (6)NoNoAug 2026
6Opioid ToolOpioid ToolFree3.6★ (8)NoNoMay 2026
7CCr CalculatorCCr CalculatorFree—NoNoMay 2026
8Calculator - CalcCalculator - CalcFree4.0★ (2)YesNoSep 2026

Top Picks for Opioid Calculator

3.7(9 ratings)
$0.99
#67in Medical
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This medical tool calculates the total oral Morphine Equivalent Daily Dose (oMEDD) for patients using multiple opioids. It aims to simplify complex calculations for clinical practice, education, and research.

MDCalc Medical Calculator#3

MDCalc Medical Calculator by MD Aware, LLC

Clinical Decision Support
Worth Considering
🏥 Medical
4.9😊(52K ratings)
Free
MDCalc Medical Calculator screenshot 1
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MDCalc Medical Calculator screenshot 6

This app provides over 900 evidence-based medical calculators, risk scores, and clinical tools for healthcare professionals. It offers offline functionality, expert insights, and CME tracking to support patient care at the bedside. Tools are developed and validated by board-certified physicians.

What We Love

  • ⭐ Excellent resource
  • 🔍 Helpful and accurate
  • 🔥 Essential for clinical practice
  • 🤖 Useful for medical students and residents
  • 💻 Easy to use interface
  • 📚 Comprehensive library of calculators

Room to Improve

  • 🐛 Crashes and bugs after updates
  • 🔒 Mandatory login/registration issues
  • 📱 Poor user experience on mobile devices
  • 🔋 Battery drain and overheating
  • 🔍 Lack of certain measurement options (e.g. feet/inches)

More Opioid Calculator apps to explore

FAQ about Opioid Calculator

What are the best opioid calculator apps for iPhone?
Opioid Calculator tops our opioid calculator apps ranking as of September 2026, with a 3.7-star average from 9 App Store ratings, and it's priced at $0.99.
Yes — 14 of the top opioid calculator apps we rank are free to download, including Opioids Dosage Conversion and MDCalc Medical Calculator.
Opioid Calculator has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 247+ opioid calculator apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
The Opioid Calculator is a tool designed to calculate the total oral Morphine Equivalent Daily Dose (oMEDD), particularly when patients are using combinations of opioids. It aims to provide consistency and accessibility for clinical practice, education, and research.
The Opioid Calculator is produced by the Faculty of Pain Medicine of the Australian and New Zealand College of Anaesthetists (FPM ANZCA). FPM ANZCA is the peak body responsible for education, training, and standards in specialist pain medicine in Australia and New Zealand.