RxCalc vs Cardio Tools
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.
Cardio Tools
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Cardio Tools App includes some commonly used scales in cardiology. Features are as follows: - We included 15 commonly used medical scales in cadiology in Version 1.0, and we will continue to add more scales or tools according to users' feedback. - You can quickly search for scales and add frequently used scales to favorites. - Records of scores on scales can be saved for easy recall when needed. Disclaimer: Cardio Tools App is designed only for healthcare professionals, not for the public. Please seek doctor's advice before making any medical decisions if you have any symptoms. Cardio Tools App includes clinical tools, which are aimed to be only a suggestive tool. Physicans and other healthcare professionals should have their own clinical judgment. If you have any feedback or questions, we would love to hear from you! Send email to edwardai.sj@gmail.com Disclaimer: Cardio Tools App is designed only for healthcare professionals, not for the public. Please seek doctor's advice before making any medical decisions if you have any symptoms. The App includes clinical tools, which are aimed to be only a suggestive tool. Physicans and other healthcare professionals should have their own clinical judgment. Privacy Policy: https://fatemed.notion.site/privacy-policy-cardio Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is price: Cardio Tools at Free against RxCalc's $2.99. RxCalc's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement 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
Cardio Tools is free to download; RxCalc costs $2.99 up front. Cardio Tools sells 1 one-off in-app purchase. RxCalc asks for nothing beyond the download.
RxCalc ships an update every 25 months, Cardio Tools every 20 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.
| Parameter | RxCalc | Cardio Tools |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.6 (5 ratings) — better | — |
| Positive reviews | 53.3% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 25 months | Every 20 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 1 MB | 2 MB |
| Age rating | 12+ | 12+ |
| Developer | Rob Fahrni | Beijing Fate Med Technology Co., Ltd. |
In-app purchases
RxCalc
No in-app purchases
Cardio Tools
- Lifetime Premium$4.99
Questions
Is RxCalc free?
Is Cardio Tools free?
Do RxCalc or Cardio Tools have ads?
Which is updated more often, RxCalc or Cardio Tools?
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