Comparison

Ped(z) vs Radcalc Reference

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

Head to head
About

Ped(z)

This medical app provides pediatricians with a comprehensive set of calculators for body percentiles, blood pressure, echocardiography, and more. It supports various calculation methods and guidelines, aiding in accurate patient assessments. Developed by a pediatrician, it serves as a control tool for medical professionals.

Highlights
  • Body percentiles (height, weight, BMI)
  • Blood pressure percentiles
  • Pediatric and fetal echocardiography Z-scores
  • Spirometry normal values
  • Gestational age calculation
  • QTc calculator
  • Hyperbilirubinemia thresholds
Features
Read full description

Helpful pediatric app for pediatricians, developed by a pediatrician. Helps with: • Body percentiles: Calculation of several somatic percentiles (height, weight, head circumference, BMI etc.) according to: - Kromeyer-Hauschild et al. 2001 - Hesse et al. 2016/2017 - Braegger C et al. 2011 (Züricher Longitudinalstudie) - KiGGS study RKI 2013 - WHO Growth Charts - CDC Growth Charts 2000 - Zemel et al 2015 (Mb Down) • Blood Pressure percentiles: Normal values for blood pressure according to: - KiGGS study RKI 2013 - AHA 4. Task Force Report 2005 • Pediatric Echocardiography: Z-Scores for pediatric echocardiography according to: - Gautier et al. 2010 - Kampmann et al. 2000 - Zilberman et al. 2005 - Peterssen et al. 2008 - Dallaire et al. 2011 - Dallaire et al. 2016 - Koestenberger et. al 2009, 2012, 2012, 2014 • Fetal echocardiography: Z-Scores for fetal echocardiography according to: - Lee 2010 • Birth percentiles: Calculation for term and preterm newborns according to: - Voigt et al. 2006 - Fenton TR, Kim JH. A systematic review and meta-analysis to revise the Fenton growth chart for preterm infants. BMC Pediatr. 2013; 13:59 biomedcentral.com/1471-2431/13/59 • Spirometry normal values: Spirometric z-scores and normal values according to: - Quanjer, P.H. et al. 2012 • Kidney percentiles: Z-Scores for ultrasound according to: - Deeg/Weitzel et al. 1997 - Weizel 2012 • Syringe pump: Calculates Dosage or other parameters • Gestational age: No more counting days/weeks in calendars • QTc calculator: Corrected QT interval, QTc, either by RR-Interval or heart rate • Body surface area: BSA according to Mosteller or DuBois • ECG normal values: For Children and adults according to Park MK and Guntheroth WG 2006 • Target height: Estimated target height calculated by their parent's height according to Hermanussen et al 2003 • Hyperbilirubinemia: Thresholds for phototherapy and exchange transfusion according to the german AWMF guideline 024 - 007 DISCLAIMER: No warranty. Use it only as control to your own calculations. Please seek a doctor’s advice in addition to using this app and before making any medical decisions

About

Radcalc Reference

Features
Read full description

Radcalc is an offline-first reference tool for radiologists and imaging professionals. It brings together radiology calculators, incidental findings pathways, and tumor response criteria in a focused native app. Use calculator tools for orientation, browse condensed incidental-finding pathways, and review tumor-response criteria with cited references. All core content is bundled for offline access. Results and references are intended to support professional review, not replace clinical judgment. For educational and professional reference only. Radcalc is not a medical device and does not provide diagnosis or treatment. Verify results against the cited source guideline, local policy, and professional clinical judgment. Do not use for emergencies.

Screenshots

Ped(z)1 screens
Radcalc Reference3 screens

Verdict

The call

The clearest difference is iOS requirement: Ped(z) at 11.0 against Radcalc Reference's 15.1. On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard1 real difference · 9 level
Ped(z) versus Radcalc Reference: the parameters behind the verdict, then further details
ParameterPed(z)Radcalc Reference
PriceFreeFree
Rating4.0 (3 ratings) — better—
Positive reviews85.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 6 weeks—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size17 MB21 MB
Age rating17+17+
DeveloperDaniel GräfeParikh Radiology, P.L.L.C.

In-app purchases

None

Ped(z)

No in-app purchases

None

Radcalc Reference

No in-app purchases

Questions

Is Ped(z) free?
Ped(z) is free to download, with no in-app purchases.
Is Radcalc Reference free?
Radcalc Reference is free to download, with no in-app purchases.
Do Ped(z) or Radcalc Reference have ads?
Neither Ped(z) nor Radcalc Reference shows ads.

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