Comparison

CKD vs GP Study Hub

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

Head to head
About

CKD

This clinical guide provides healthcare professionals with up-to-date information and decision-making tools for CKD management. It features a staging calculator based on eGFR and urine albumin-creatinine ratio to determine relevant clinical action plans.

Highlights
  • Clinical guide based on latest evidence
  • CKD staging calculator
  • eGFR and urine albumin:creatinine ratio input
  • Identifies clinical action plans
  • Decision-making assistance for professionals
Features
Read full description

This app is a clinical guide based upon the latest evidence available at the time of publication of the CKD Management in Primary Care 5th edition, 2024, Kidney Health Australia. The information is designed to provide health-care professionals with clinical actions, assist decision-making and be available at the click of a button on your personal device.  The CKD-Go! app includes a CKD staging calculator using eGFR and urine albumin:creatinine ratio data to identify clinical action plans relevant for the stage of CKD. Staging criteria is adapted from CKD Management in Primary Care 5th edition, all clinical action should consider an individual's circumstances.

About

GP Study Hub

Features
Read full description

GP Study Hub is a comprehensive study platform designed specifically for medical registrars preparing for the Australian RACGP exams. Built to support busy clinicians, the app delivers high-quality, exam-style practice questions and learning tools that help you study efficiently and with confidence. Key Features • Extensive Question Bank - Access a wide range of carefully crafted practice questions that reflect the style, complexity, and clinical relevance of the RACGP exam. • Clinical Scenario–Based Learning - Work through realistic case vignettes that sharpen your diagnostic reasoning and decision-making skills. • Detailed Explanations - Review clear, evidence-based explanations to strengthen understanding and reinforce key concepts. • Smart Progress Tracking - Monitor your performance across topics, identify areas needing improvement, and study with purpose. • Study Anytime, Anywhere - Designed for mobile convenience, GP Study Hub lets you fit meaningful exam preparation into even the busiest schedule. • Built for Future GPs - Whether you are just beginning your study journey or finalising your revision, GP Study Hub provides the structure, content, and insights you need to walk into the exam feeling prepared.

Screenshots

CKD4 screens
GP Study Hub3 screens

Verdict

The call

The clearest difference is update cadence: GP Study Hub at every 3 weeks against CKD's every 8 months. CKD's advantage is iOS requirement (14.0 vs 17.6). 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.

UpkeepUpdate frequency

CKD ships an update every 8 months, GP Study Hub every 3 weeks. The most recent releases landed on September 6, 2026 and September 9, 2026 respectively.

Scorecard2 real differences · 6 level
CKD versus GP Study Hub: the parameters behind the verdict, then further details
ParameterCKDGP Study Hub
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 8 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPod — betteriPhone
Requires iOS14.0 — better17.6
Further details — not scored
Size9 MB26 MB
Age rating17+4+
DeveloperDigital Noir Pty LtdHUNGRY SOURCE PTY LTD

In-app purchases

None

CKD

No in-app purchases

None

GP Study Hub

No in-app purchases

Questions

Is CKD free?
CKD is free to download, with no in-app purchases.
Is GP Study Hub free?
GP Study Hub is free to download, with no in-app purchases.
Do CKD or GP Study Hub have ads?
Neither CKD nor GP Study Hub shows ads.
Which is updated more often, CKD or GP Study Hub?
CKD ships an update every 8 months, and GP Study Hub every 3 weeks. Most recently, CKD was updated on September 6, 2026 and GP Study Hub on September 9, 2026.

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