# GFR (CrCl) Calculator — Estimated GFR Calculator

> Medical calculator for estimating Glomerular Filtration Rate (GFR) using the MDRD equation. (iPhone/iPad app by Cyborg Syndicate, LLC.)

- Source: https://appshunter.io/ios/app/gfr-crcl-calculator/id1438322804 (this page in markdown: same URL + `.md`)
- Developer: [Cyborg Syndicate, LLC](https://appshunter.io/developer/1415548474)
- Category: Medical, Productivity
- Price: Free
- Rating: 4.80/5 from 346 App Store ratings · 3 written reviews indexed
- Age rating: 17+
- Requires: iOS 10.2 · 6 MB
- Languages: American English
- Released: 2018-10-12
- Data updated: 2026-08-28
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/gfr-crcl-calculator/id1438322804/reviews.md

## What is GFR (CrCl) Calculator?

A simple, easy to use GFR calculator using the MDRD Study equation. Requires creatinine value (mg/dL), age, race and gender.

DISCLAIMER: This application is intended for use by medical professionals. Non medical professionals should consult with their physician prior to making any medical decisions based on the information provided from this application.

## Key features

- GFR calculation
- MDRD Study equation
- Creatinine input
- Age, race, gender input
- Medical professional use

## Recent user reviews (3 of 3)

All indexed reviews: https://appshunter.io/ios/app/gfr-crcl-calculator/id1438322804/reviews.md

### 5/5 — My creatinine results

*2025-03-03, version 1.0.3*

Iam pleased from my creatinine results that I follow much obliged

### 5/5 — Excellent 💫💫

*2022-11-24, version 1.0.3*

Thank you 🙏

### 5/5 — Quick an easy

*2018-10-12, version 1.0.3*

Very quick, great for rounds!

## Frequently asked questions about GFR (CrCl) Calculator

### What does this app calculate?

This application calculates the estimated Glomerular Filtration Rate (GFR) using the MDRD Study equation. GFR is a key indicator of kidney function.

### What information do I need to use the calculator?

You will need to input the patient's creatinine value in mg/dL, their age, race, and gender to perform the GFR calculation.

### Is this app suitable for the general public?

The application is intended for use by medical professionals. Non-medical professionals should consult with their physician before making any medical decisions based on the information provided.

### What is the MDRD Study equation?

The MDRD Study equation is a widely used formula to estimate Glomerular Filtration Rate (GFR), which helps assess kidney function. This app specifically utilizes this equation.

## Version history (last 1 release)

### 1.0.3 — 2018-10-12

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*