# IDSA Practice Guidelines vs ClinCalc

The clearest difference is update cadence: ClinCalc at monthly against IDSA Practice Guidelines's every 7 months. IDSA Practice Guidelines's advantage is ratings volume (559 vs 2) and iOS requirement (12.0 vs 18.1). On price, rating, ads and in-app purchases there is nothing between them.

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

ClinCalc holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: IDSA Practice Guidelines has 559 ratings behind it against 2, so its average is the more settled of the two.

IDSA Practice Guidelines ships an update every 7 months, ClinCalc monthly. The most recent releases landed on September 28, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | IDSA Practice Guidelines | ClinCalc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (559 ratings)](https://appshunter.io/ios/app/idsa-practice-guidelines/id1478886375/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/clincalc/id6739016756/reviews)** |
| Number of ratings | **559** | 2 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Monetization | Free | Free |
| Size | 105 MB | 3 MB |
| Requires iOS | **12.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Infectious Diseases Society of America](https://appshunter.io/developer/1477996603) | [Peter Weiss](https://appshunter.io/developer/1783425640) |

## What reviewers say

### IDSA Practice Guidelines

[App page](https://appshunter.io/ios/app/idsa-practice-guidelines/id1478886375)

Access and stay updated with the latest clinical guidelines from the Infectious Diseases Society of America. This app offers interactive tools, search functionality, and the ability to bookmark key information and take notes for healthcare professionals.

**Highlights:** Access clinical guidelines, Interactive tools, Search guidelines, Bookmark pages, Take notes

**Features:** macOS Compatibility

**In-app purchases:** none


### ClinCalc

[App page](https://appshunter.io/ios/app/clincalc/id6739016756)

This medical app assists in calculating daily energy and protein requirements based on user height and weight. It also incorporates age-specific calculations for comprehensive nutritional assessment.

**Highlights:** Energy needs calculation, Protein needs calculation, Height and weight input, Age-based calculations, Nutritional assessment tool

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is IDSA Practice Guidelines free?

IDSA Practice Guidelines is free to download, with no in-app purchases.

### Is ClinCalc free?

ClinCalc is free to download, with no in-app purchases.

### Which has better reviews, IDSA Practice Guidelines or ClinCalc?

ClinCalc is rated higher. IDSA Practice Guidelines averages 4.8 out of 5 from 559 ratings, while ClinCalc averages 5.0 from 2 ratings.

### Do IDSA Practice Guidelines or ClinCalc have ads?

Neither IDSA Practice Guidelines nor ClinCalc shows ads.

### Which is updated more often, IDSA Practice Guidelines or ClinCalc?

IDSA Practice Guidelines ships an update every 7 months, and ClinCalc monthly. Most recently, IDSA Practice Guidelines was updated on September 28, 2026 and ClinCalc on September 15, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*