---
title: "Calculate by QxMD - Reviews, Revenue and Downloads in Peru | Apple App Store"
description: "From the developer of &#039;Read by QxMD&#039;, &#039;The ECG Guide&#039; and &#039;Pedi STAT&#039; comes &#039;Calculate&#039;, a next-generation clinical calculator and decision support tool, freely available to the medical community.  &quot;W"
---

# Calculate by QxMD — Peru

![Calculate by QxMD App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/07/3e/54/073e547b-dbf4-8564-fa67-1798c374310c/AppIcon-0-0-1x_U007emarketing-0-11-0-85-220.png/434x0w.png)

**Developer:** [WebMD Health](https://apptail.io/developer/webmd-health-N) (United States)
**Category:** Medical
**Rating:** 4.8/5 (473 ratings)
**Price:** Free
**Bundle ID:** com.qxmd.cardiocalc2
**Store:** Apple App Store
**Country:** Peru
**Version:** 9.5 (released 2025-12-19)
**Original Release:** 2010-03-20
**Languages:** English, French, Italian, Portuguese, Spanish, German

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/pe/app/app/id361811483)
**AppTail Page:** [https://apptail.io/app/calculate-by-qxmd-Mipb/peru](https://apptail.io/app/calculate-by-qxmd-Mipb/peru)

## Calculate by QxMD Description
From the developer of &#039;Read by QxMD&#039;, &#039;The ECG Guide&#039; and &#039;Pedi STAT&#039; comes &#039;Calculate&#039;, a next-generation clinical calculator and decision support tool, freely available to the medical community.

&quot;We recommend medical users try the free Calculate by QxMD first...&quot;
-from iMedicalApps review &quot;The best free Medical Calculator apps for the iPhone&quot;

&#039;Calculate&#039; highlights tools which impact clinical practice either by simplifying diagnosis, clarifying treatment options or displaying prognosis.

Helping you make decisions, not just calculate numbers...

Features

• Developed by a collaboration of clinician experts from diverse backgrounds
• Point-of-care tools in the areas of cardiology, internal medicine, primary care, nephrology, hematology, hepatology, gastroenterology, emergency medicine, oncology, orthopedics, critical care/ICU, ENT, radiology, rheumatology, mental health, respirology, neurology, pediatrics, infectious disease, neurosurgery, general surgery, vascular surgery, and obstetrics.
• Converts recent research publications into practical handheld tools - knowledge translation at its best 
• Automatically adapts to your clinical practice
• Unique ‘Question Flow’ technology gets you answers, fast
• Detailed references with PubMed &amp; Read integration
• Comprehensive and insightful results
• Elegant design and intuitive interface
• SI and Imperial units

More than 200 unique calculators and decision support tools

While too extensive to list them all, here is a small sampling of included content:

Guide treatment

• Determine cardiovascular risk using ACC/AHA, Framingham, Gupta and VQI Cardiac Risk Index
• CHADS2 &amp; CHA2DS2-VASc to guide treatment in atrial fibrillation
• Understand bleeding risk in atrial fibrillation using HAS-BLED &amp; OBRI
• TIMI risk score in ACS
• CIWA in alcohol withdrawal
• Rule of 9s &amp; Parkland formula in burns
• Water deficit in hypernatremia 
• Timing of surgery with Aortic Stenosis Risk Score
• Risk stratify pneumonia (CURB-65, PORT)
• NIH Stroke Scale in acute stroke
• Imaging in possible subarachnoid hemorrhage with Ottawa SAH Rule

Determine Prognosis

• Cirrhosis (MELD, Child-Pugh)
• Chronic Kidney Disease (Kidney Failure Risk Equation)
• Heart failure
• Lymphoma (NCCN-IPI, IPI24, R-IPI)
• Myelodysplastic Syndrome (IPSS-R, WPSS)
• Myeloma (ISS, R-ISS)
• Hemodialysis
• COPD (Bode)
• Pancreatitis (BISAP, Ranson&#039;s)
• Cardiac surgery (Euroscore II, Cleveland Clinic, Mehta)
• Critical care (APACHE II, SOFA)
• Neurologic outcome (DRAGON, CAM-ICU, modified Rankin, FOUR score, Hunt &amp; Hess)

Calculate

• Ideal body weight, BMI and BSA
• Due date and gestational age
• Extensive formula used in echocardiography and invasive hemodynamic monitoring
• Kt/V in dialysis patients
• eGFR with CKD-EPI, MDRD &amp; Schwartz
• A-a gradient

Classify

• Angina (CCS)
• Congestive heart failure (NYHA)

Screen

• Diabetes
• Breast cancer

Reduce and predict perioperative complications

• WHO Surgical Safety Checklist
• Predictive models for cardiac surgery, vascular surgery and coronary angiography
• Postoperative Respiratory Failure Risk score

Manage

• Head, neck, ankle and knee injuries (NEXUS, Ottawa ankle/knee, Canadian C-spine and CT head rules)
• DVT and PE (PERC, Wells, PESI)
• Pulmonary nodules
• TIA (ABCD2)

Stage

• Lung cancer
• Renal cell carcinoma
• Head &amp; neck cancers

Understand

• TTKG in hypokalemia and hyperkalemia
• Dermatomes

Diagnose

• Heparin Induced Thrombocytopenia
• Infective Endocarditis
• ARDS
• Autoimmune Hepatitis
• Sleep disorder (Epworth Sleepiness Scale)

And much, much more...

Researchers, contact us to see your research in our app at contact@qxmd.com

Founded my medical professionals, QxMD Software is dedicated to creating high quality, point-of-care tools for practicing health care professionals. Recognized as a leading developer of free medical software for mobile devices, QxMD develops content in cooperation with expert physicians from their respective fields.

## Calculate by QxMD Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/d7/a2/44/d7a244ca-3291-0fb7-8101-e407718eece5/pr_source.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/c4/f6/cc/c4f6cc10-a549-8c5d-ce3b-2345fa7baacb/pr_source.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple113/v4/be/69/fa/be69fa5d-5a5c-b550-1c74-beef5bb75363/pr_source.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/09/7c/a2/097ca213-d6e5-3ecd-404c-331710418b46/pr_source.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/aa/ae/6b/aaae6b2a-ee4b-6c1c-4fb6-63653903a354/pr_source.png/1242x2688.png)

## Calculate by QxMD Rating Breakdown in Peru
- 5 stars: 417 (88%)
- 4 stars: 42 (9%)
- 3 stars: 9 (2%)
- 2 stars: 2 (0%)
- 1 stars: 3 (1%)

## Calculate by QxMD Reviews in Peru

### ***** "very useful!"
really useful during day-to-day clinical practice
-- Danke696, 2017-09-12

### ***** "Imprescindible"
Imprescindible
-- Vladik the killer, 2017-08-26

### ***** "Muy bueno"
Muy bueno
Lo utilizo mucho.
-- Doklima, 2016-02-13

### ***** "Excelente"
Excelente!!
-- Kary1md, 2015-07-31

### ***** "Muy buena"
Para todos
-- Chinchín amor, 2013-07-19

### ****- "Prácticas y útiles"
De mucha utilidad
-- Jjcustodio, 2013-02-17

### ****- "Useful"
A lot of useful and quick información.
-- Relege, 2012-09-24

### ***** "Muy útil!"
Muy útil y práctico.
-- Omar Villanueva, 2012-04-19

### ****- "Buena aplicacion"
Buena aplicacion
-- Fernando m.l., 2011-04-12

### **--- "De mucho uso y practico."
Le doy un 7 en practicidad aunque debería tener mas formulas.
-- maligno_martin, 2011-03-16

[View all Calculate by QxMD reviews and detailed analytics on AppTail](https://apptail.io/account/signup?utm_campaign=ai-crawl&amp;utm_content=reviews)


## Calculate by QxMD Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Top Free | Peru | Medical | #52 |
| Top Free | Colombia | Medical | #54 |
| Top Free | Ecuador | Medical | #62 |
| Top Free | Philippines | Medical | #63 |
| Top Free | Mexico | Medical | #74 |
| Top Free | Algeria | Medical | #127 |
| Top Free | Türkiye | Medical | #136 |
| Top Free | Indonesia | Medical | #150 |
| Top Free | New Zealand | Medical | #167 |
| Top Free | Greece | Medical | #174 |
| Top Free | Kuwait | Medical | #182 |
| Top Free | Sweden | Medical | #209 |
| Top Free | Pakistan | Medical | #216 |
| Top Free | Romania | Medical | #219 |
| Top Free | Vietnam | Medical | #262 |
| Top Free | Israel | Medical | #266 |
| Top Free | Lebanon | Medical | #280 |
| Top Free | Kazakhstan | Medical | #289 |
| Top Free | South Africa | Medical | #305 |
| Top Free | Malaysia | Medical | #306 |
| Top Free | Egypt | Medical | #354 |
| Top Free | Dominican Republic | Medical | #361 |
| Top Free | Azerbaijan | Medical | #391 |
| Top Free | Argentina | Medical | #418 |
| Top Free | Nigeria | Medical | #422 |
| Top Free | India | Medical | #487 |
| Top Free | Hungary | Medical | #487 |
| Top Free | Chile | Medical | #489 |

## Calculate by QxMD Discovered Keywords
- gas log
- mdcalc medical calculator
- egfr calculators
- medcalx
- ottawa
- calculate
- medimath medical calculator
- weller

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## Calculate by QxMD Available In
- [United States](https://apptail.io/app/calculate-by-qxmd-Mipb/united-states)
- [Mexico](https://apptail.io/app/calculate-by-qxmd-Mipb/mexico)
- [Colombia](https://apptail.io/app/calculate-by-qxmd-Mipb/colombia)
- [Brazil](https://apptail.io/app/calculate-by-qxmd-Mipb/brazil)
- [Argentina](https://apptail.io/app/calculate-by-qxmd-Mipb/argentina)
- [Philippines](https://apptail.io/app/calculate-by-qxmd-Mipb/philippines)
- [Canada](https://apptail.io/app/calculate-by-qxmd-Mipb/canada)
- [Indonesia](https://apptail.io/app/calculate-by-qxmd-Mipb/indonesia)
- [Italy](https://apptail.io/app/calculate-by-qxmd-Mipb/italy)
- [Ecuador](https://apptail.io/app/calculate-by-qxmd-Mipb/ecuador)
- [Vietnam](https://apptail.io/app/calculate-by-qxmd-Mipb/vietnam)
- [India](https://apptail.io/app/calculate-by-qxmd-Mipb/india)
- [Spain](https://apptail.io/app/calculate-by-qxmd-Mipb/spain)
- [Peru](https://apptail.io/app/calculate-by-qxmd-Mipb/peru)
- [United Kingdom](https://apptail.io/app/calculate-by-qxmd-Mipb/united-kingdom)
- [Türkiye](https://apptail.io/app/calculate-by-qxmd-Mipb/turkey)
- [Malaysia](https://apptail.io/app/calculate-by-qxmd-Mipb/malaysia)
- [Chile](https://apptail.io/app/calculate-by-qxmd-Mipb/chile)
- [Saudi Arabia](https://apptail.io/app/calculate-by-qxmd-Mipb/saudi-arabia)
- [Germany](https://apptail.io/app/calculate-by-qxmd-Mipb/germany)
- [China](https://apptail.io/app/calculate-by-qxmd-Mipb/china)
- [Australia](https://apptail.io/app/calculate-by-qxmd-Mipb/australia)
- [Portugal](https://apptail.io/app/calculate-by-qxmd-Mipb/portugal)
- [South Africa](https://apptail.io/app/calculate-by-qxmd-Mipb/south-africa)
- [Thailand](https://apptail.io/app/calculate-by-qxmd-Mipb/thailand)
- [Panama](https://apptail.io/app/calculate-by-qxmd-Mipb/panama)
- [France](https://apptail.io/app/calculate-by-qxmd-Mipb/france)
- [Japan](https://apptail.io/app/calculate-by-qxmd-Mipb/japan)
- [Dominican Republic](https://apptail.io/app/calculate-by-qxmd-Mipb/dominican-republic)
- [Greece](https://apptail.io/app/calculate-by-qxmd-Mipb/greece)
- [Romania](https://apptail.io/app/calculate-by-qxmd-Mipb/romania)
- [Taiwan](https://apptail.io/app/calculate-by-qxmd-Mipb/taiwan)
- [South Korea](https://apptail.io/app/calculate-by-qxmd-Mipb/south-korea)
- [Egypt](https://apptail.io/app/calculate-by-qxmd-Mipb/egypt)
- [Poland](https://apptail.io/app/calculate-by-qxmd-Mipb/poland)
- [Singapore](https://apptail.io/app/calculate-by-qxmd-Mipb/singapore)
- [New Zealand](https://apptail.io/app/calculate-by-qxmd-Mipb/new-zealand)
- [United Arab Emirates](https://apptail.io/app/calculate-by-qxmd-Mipb/united-arab-emirates)
- [Pakistan](https://apptail.io/app/calculate-by-qxmd-Mipb/pakistan)
- [Netherlands](https://apptail.io/app/calculate-by-qxmd-Mipb/netherlands)
- [Belgium](https://apptail.io/app/calculate-by-qxmd-Mipb/belgium)
- [Kuwait](https://apptail.io/app/calculate-by-qxmd-Mipb/kuwait)
- [Switzerland](https://apptail.io/app/calculate-by-qxmd-Mipb/switzerland)
- [Israel](https://apptail.io/app/calculate-by-qxmd-Mipb/israel)
- [Ireland](https://apptail.io/app/calculate-by-qxmd-Mipb/ireland)
- [Hong Kong SAR China](https://apptail.io/app/calculate-by-qxmd-Mipb/hong-kong)
- [Kazakhstan](https://apptail.io/app/calculate-by-qxmd-Mipb/kazakhstan)
- [Ukraine](https://apptail.io/app/calculate-by-qxmd-Mipb/ukraine)
- [Austria](https://apptail.io/app/calculate-by-qxmd-Mipb/austria)
- [Nigeria](https://apptail.io/app/calculate-by-qxmd-Mipb/nigeria)
- [Sri Lanka](https://apptail.io/app/calculate-by-qxmd-Mipb/sri-lanka)
- [Hungary](https://apptail.io/app/calculate-by-qxmd-Mipb/hungary)
- [Norway](https://apptail.io/app/calculate-by-qxmd-Mipb/norway)
- [Lithuania](https://apptail.io/app/calculate-by-qxmd-Mipb/lithuania)
- [Croatia](https://apptail.io/app/calculate-by-qxmd-Mipb/croatia)
- [Czechia](https://apptail.io/app/calculate-by-qxmd-Mipb/czechia)
- [Qatar](https://apptail.io/app/calculate-by-qxmd-Mipb/qatar)
- [Bulgaria](https://apptail.io/app/calculate-by-qxmd-Mipb/bulgaria)
- [Denmark](https://apptail.io/app/calculate-by-qxmd-Mipb/denmark)
- [Sweden](https://apptail.io/app/calculate-by-qxmd-Mipb/sweden)
- [Algeria](https://apptail.io/app/calculate-by-qxmd-Mipb/algeria)
- [Lebanon](https://apptail.io/app/calculate-by-qxmd-Mipb/lebanon)
- [Bahrain](https://apptail.io/app/calculate-by-qxmd-Mipb/bahrain)
- [Slovenia](https://apptail.io/app/calculate-by-qxmd-Mipb/slovenia)
- [Nepal](https://apptail.io/app/calculate-by-qxmd-Mipb/nepal)
- [Finland](https://apptail.io/app/calculate-by-qxmd-Mipb/finland)
- [Armenia](https://apptail.io/app/calculate-by-qxmd-Mipb/armenia)
- [Cyprus](https://apptail.io/app/calculate-by-qxmd-Mipb/cyprus)
- [Jamaica](https://apptail.io/app/calculate-by-qxmd-Mipb/jamaica)
- [Latvia](https://apptail.io/app/calculate-by-qxmd-Mipb/latvia)
- [Slovakia](https://apptail.io/app/calculate-by-qxmd-Mipb/slovakia)
- [Azerbaijan](https://apptail.io/app/calculate-by-qxmd-Mipb/azerbaijan)
- [North Macedonia](https://apptail.io/app/calculate-by-qxmd-Mipb/north-macedonia)
- [Malta](https://apptail.io/app/calculate-by-qxmd-Mipb/malta)
- [Mauritius](https://apptail.io/app/calculate-by-qxmd-Mipb/mauritius)
- [Cayman Islands](https://apptail.io/app/calculate-by-qxmd-Mipb/cayman-islands)
- [Tunisia](https://apptail.io/app/calculate-by-qxmd-Mipb/tunisia)
- [Uzbekistan](https://apptail.io/app/calculate-by-qxmd-Mipb/uzbekistan)
- [Belize](https://apptail.io/app/calculate-by-qxmd-Mipb/belize)
- [Luxembourg](https://apptail.io/app/calculate-by-qxmd-Mipb/luxembourg)
- [Iceland](https://apptail.io/app/calculate-by-qxmd-Mipb/iceland)
- [Estonia](https://apptail.io/app/calculate-by-qxmd-Mipb/estonia)
- [Madagascar](https://apptail.io/app/calculate-by-qxmd-Mipb/madagascar)

---

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