RxCalc vs Micromedex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RxCalc
This medical app provides essential pharmacokinetic calculations for healthcare professionals. It offers a fast interface and comprehensive results to streamline dosing regimen design and patient-specific adjustments for medications like vancomycin and aminoglycosides.
- Pharmacokinetic calculations
- Vancomycin dosing
- Aminoglycoside dosing
- Post-level adjustments
- Fast interface
- Comprehensive results
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RxCalc puts commonly used pharmacokinetic calculations in the palm of your hand with your iPhone or iPod Touch. The fast interface and comprehensive results help you spend less time crunching numbers and more time working on other, more important issues. This tool is designed to help pharmacists, and physicians, quickly perform the most commonly used pharmacokinetic calculations. Calculations for designing new vancomycin and aminoglycoside dosing regimens as well as patient specific post-level adjustments to current dosing regimens are included.
Micromedex
Access evidence-based clinical insights at the point of care with this comprehensive medical reference app. It provides daily updated drug information, pediatric and neonatal references, IV compatibility, and drug interaction checks, along with clinical calculators.
- Drug Reference Summary
- NeoFax and Pediatric Reference
- IV Compatibility
- Drug Interactions
- Clinical Calculators
- Automated Content Updates
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The Micromedex suite is a current, reliable, and robust solution to support informed clinical decisions with fast access to the latest evidence-based insights at the point of care. The impartial clinical content is updated daily and vetted through an accredited review process. The Micromedex app provides Drug Reference summary, NeoFax and Pediatric reference, IV Compatibility, and Drug Interactions information along with a set of clinical calculators and access to the Micromedex Assistant. What you will experience: – Unified Access: Access to all essential drug information from a single, comprehensive app – Ease of Navigation: User-friendly interface for easy access to information – Ease of Maintenance: Experience automated content updates so you can stay focused on your workflow App Activation Instructions: To successfully activate, your device needs to remain online. For quick and efficient downloading, remain within your facility Wi-Fi network. 1. Download the “Micromedex” app. The app will download to your app library or directly to your device. 2. Open the app, an activation code and an activation link will display on your device. a. Follow the link from your app. Enter your Micromedex login credentials, if required. OR b. Enter www.micromedexsolutions.com/activate in your desktop browser c. In your Micromedex desktop application, navigate to the Mobile Application Access tab and open the Mobile app access instructions and follow the provided link to the activation page. 3. Enter the provided activation code and tap “Activate Device” to begin using the app.
Screenshots
Verdict
The clearest difference is price: Micromedex at Free against RxCalc's $2.99. Micromedex also leads on update cadence (every 2 months vs every 25 months) and ratings volume (35 vs 5). RxCalc's advantage is rating (4.6 vs 3.4) and review sentiment (53% vs 24%). On ads, in-app purchases and device support 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
Micromedex is free to download; RxCalc costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
RxCalc holds the better App Store score, 4.6 against 3.4. That said, the two scores are not equally well evidenced: Micromedex has 35 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 53% of RxCalc's written reviews are positive against 24% of Micromedex's.
RxCalc ships an update every 25 months, Micromedex every 2 months. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.
| Parameter | RxCalc | Micromedex |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.6 (5 ratings) — better | 3.4 (35 ratings) |
| Positive reviews | 53.3% of reviews — better | 23.8% of reviews |
| Number of ratings | 5 | 35 — better |
| Update frequency | Every 25 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #98 — better | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 30 MB |
| Age rating | 12+ | 17+ |
| Developer | Rob Fahrni | Merative |
Customer experience
RxCalc
Micromedex
In-app purchases
RxCalc
No in-app purchases
Micromedex
No in-app purchases
Questions
Is RxCalc free?
Is Micromedex free?
Which has better reviews, RxCalc or Micromedex?
Do RxCalc or Micromedex have ads?
Which is updated more often, RxCalc or Micromedex?
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