Comparison

CALF™ vs Kidney2Go

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

Head to head
About

CALF™

Read full description

CALF™- Your own world class LMS Whether you are a Training or Content Provider or an enterprise, CALF™ helps you deliver your training seamlessly and at scale. With state-of-the-art native Mobile Apps and a rich UI/UX, CALF™ allows you the freedom to design your learning journeys with simplicity – personalized learning journeys with the power of user engagement and continuous feedback. CALF™ stands for Continuous Application of Learning Feedback – where there is Feedback, there is Learning. CALF™ is the only learning platform in the world with the Kirkpatrick Model of Training Effectiveness built in. Demonstrate your learning impact or business impact or social impact with CALF™!

About

Kidney2Go

A comprehensive medical handbook for healthcare professionals, offering concise diagnostic, evaluation, and treatment information for kidney diseases. It includes practical tools like calculators and clinical images, with content regularly updated from the cloud.

Highlights
  • Kidney disease diagnosis, evaluation, and treatment
  • Kidney transplant management
  • Dialysis technical information
  • Key citations for each topic
  • Clinical photographs and calculators
  • Cloud-based content updates
  • Search functionality and favorites
Features
Read full description

What is Kidney2Go Disclaimer - Kidney2Go is NOT FOR THE GENERAL PUBLIC. Users are reminded to seek a doctor's advice in addition to using this app and before making any medical decisions. A comprehensive handbook of kidney diseases for the Apple iPhone and iPad. Kidney2Go provides concise and practical diagnostic, evaluation, and treatment information that can be read in a few minutes when and where you need it. Key citations are provided for each topic. Commonly used calculators and photographs of key findings are included for many of the topics. Other features include full search functionality, clinical pictures, a favorites button, trending topics, and an opportunity to provide instant feedback. The content is regularly updated from the Cloud to provide timely clinical information. Who can benefit from Kidney2Go It is intended for use by health care professionals in the specialties of nephrology, family medicine, internal medicine, critical care, and emergency medicine. Kidney2Go is for physicians, physician assistants, advanced practice nurses, dialysis nurses, medical, pharmacy, and nursing students, residents, and fellows. How was Kidney2Go Content Developed A variety of source material has been reviewed and content synthesized by the editors including textbooks, online manuals, original publications, review articles, symposia from meetings, and recommendations from expert panels. Features - Clinically actionable information on the diagnosis, evaluation, and treatment of kidney diseases, electrolyte disturbances, and hypertension - Kidney transplant management for nephrologists and primary care providers - Technical information regarding hemodialysis, peritoneal dialysis, and continuous dialysis - Key citations provided for each topic - Photographs of key clinical findings are included for many of the topics and can be opened and expanded in new windows - Available where and when you need it - Can be read in a few minutes - Search function - Commonly used calculators - Favorites button to allow you to easily find your most used content - A special section, “words of caution,” to help you avoid common diagnostic and management errors - Feedback button for instant feedback - Cloud-based so you always have the most recent information Terms of Use [EULA] https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

CALF™4 screens
Kidney2Go4 screens

Verdict

The call

The clearest difference is in-app purchases: CALF™ at none against Kidney2Go's 1. CALF™ also leads on iOS requirement (11.0 vs 14.0). On price, update cadence, ads 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. Kidney2Go sells 1 in-app purchase, starting at $49.99 per year. CALF™ asks for nothing beyond the download.

UpkeepUpdate frequency

CALF™ ships an update monthly, Kidney2Go every 2 weeks. The most recent releases landed on October 3, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 7 level
CALF™ versus Kidney2Go: the parameters behind the verdict, then further details
ParameterCALF™Kidney2Go
PriceFreeFree
Rating—5.0 (3 ratings) — better
Number of ratings—3 — better
Update frequencyMonthlyEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Subscription
DevicesiPhone, iPodiPhone, iPod
Requires iOS11.0 — better14.0
Further details — not scored
Size89 MB34 MB
Age rating4+17+
DeveloperNuVeda Learning Private LimitedPortable Information Solutions, LLC

In-app purchases

None

CALF™

No in-app purchases

1 purchases

Kidney2Go

Subscriptions1
  • Kidney2Go Annual Subscription1 Month trial$49.991 Year

Questions

Is CALF™ free?
CALF™ is free to download, with no in-app purchases.
Is Kidney2Go free?
Kidney2Go is free to download, with in-app purchases available.
Do CALF™ or Kidney2Go have ads?
Neither CALF™ nor Kidney2Go shows ads.
Which is updated more often, CALF™ or Kidney2Go?
CALF™ ships an update monthly, and Kidney2Go every 2 weeks. Most recently, CALF™ was updated on October 3, 2026 and Kidney2Go on October 21, 2026.

Other comparisons