Comparison

Primum vs R2ISS Calculator

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

Head to head
About

Primum

Connect with expert oncologists for case-specific advice and treatment decision support. This app facilitates direct messaging with specialists, offering actionable insights and a platform to manage your inquiries efficiently.

Highlights
  • Search and filter expert oncologists
  • Direct messaging with specialists
  • Real-time chat and notifications
  • Case-specific advice
  • Inbox management
  • Reference past inquiries
Features
Read full description

Sometimes even the experts need experts. Primum helps oncologists get more confidence in their treatment decisions by making it easy to find other expert oncologists and get actionable, case-specific advice fast. The official Primum app puts high-quality advice from expert oncologists in your pocket. "Prompt response. Excellent suggestions outlining the different treatment options/approaches for a rare clinical scenario without much data in the literature to guide decision making" - Community Oncologist, FL "It was really helpful to hear the expert recommendations and I agree with his recommendations. This topic is quite interesting and difficult to deal with. I appreciate a lot the recommendations." - Community Oncologist, MA "Very detailed response, clear thought process, mentioned experience with similar case. Overall - excellent!" - Community Oncologist, CT Find and select an expert - Search with keywords or phrases - Filter for expertise based on focus area - Review their experience before choosing to message Message an expert directly - Choose the expert you wish to message - Submit a brief description of your question directly to your chosen expert - Chat in real-time if you are both online, or get notified when they respond Get notified of important inquiry updates - See when you have unread messages - View the count of unread messages - Receive text and/or email alerts when you get a new message, a new inquiry, or when an inquiry is closed Rate your experience - Submit ratings and feedback on every question, to help Primum and our experts improve Manage your inbox - Keep your inbox uncluttered and focused by closing inquiries once they have been answered Reference past questions - View all closed inquiries to refer to past questions and answers

About

R2ISS Calculator

This medical tool accurately stages multiple myeloma using the Revised International Staging System (R2-ISS). It incorporates traditional ISS criteria, chromosomal abnormalities, and serum LDH levels based on the latest clinical guidelines.

Highlights
  • R2-ISS staging for multiple myeloma
  • Incorporates traditional ISS criteria
  • Includes high-risk chromosomal abnormalities
  • Utilizes serum lactate dehydrogenase (LDH)
  • Based on latest clinical guidelines
Read full description

Revised International Staging System (R2-ISS) is a validated prognostic tool for multiple myeloma that combines: -Traditional ISS criteria (β2-microglobulin and albumin) -High-risk chromosomal abnormalities -Serum lactate dehydrogenase (LDH) This calculator provides accurate staging based on the latest clinical guidelines.

Screenshots

Primum4 screens
R2ISS Calculator1 screens

Verdict

The call

The clearest difference is rating: R2ISS Calculator at 5.0 against Primum's 4.2. R2ISS Calculator also leads on monetization model (free vs ad-supported). On price, ratings volume, ads and in-app purchases 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.

ReceptionRating · Positive reviews · Number of ratings

R2ISS Calculator holds the better App Store score, 5.0 against 4.2. Both are backed by a comparable volume of ratings — 5 and 2 respectively.

Scorecard2 real differences · 8 level
Primum versus R2ISS Calculator: the parameters behind the verdict, then further details
ParameterPrimumR2ISS Calculator
PriceFreeFree
Rating4.2 (5 ratings)5.0 (2 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings5 — better2
Update frequencyEvery 2 months—
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhoneiPhone, iPad — better
Requires iOS16.4 — better16.6
Further details — not scored
Size75 MB0 MB
Age rating17+4+
DeveloperPrimumTaya Salman

Customer experience

Primum

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

R2ISS Calculator

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Primum

No in-app purchases

None

R2ISS Calculator

No in-app purchases

Questions

Is Primum free?
Primum is free to download, with no in-app purchases.
Is R2ISS Calculator free?
R2ISS Calculator is free to download, with no in-app purchases.
Which has better reviews, Primum or R2ISS Calculator?
R2ISS Calculator is rated higher. Primum averages 4.2 out of 5 from 5 ratings, while R2ISS Calculator averages 5.0 from 2 ratings.
Do Primum or R2ISS Calculator have ads?
Neither Primum nor R2ISS Calculator shows ads.

Other comparisons