# IDSA Practice Guidelines vs Karius Mobile Portal

The clearest difference is rating: IDSA Practice Guidelines at 4.8 against Karius Mobile Portal's 4.2. IDSA Practice Guidelines also leads on ratings volume (828 vs 5) and iOS requirement (12.0 vs 15.1). Karius Mobile Portal's advantage is update cadence (every 2 months vs every 7 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

IDSA Practice Guidelines holds the better App Store score, 4.8 against 4.2. That said, the two scores are not equally well evidenced: IDSA Practice Guidelines has 828 ratings behind it against 5, so its average is the more settled of the two.

IDSA Practice Guidelines ships an update every 7 months, Karius Mobile Portal every 2 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IDSA Practice Guidelines | Karius Mobile Portal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (828 ratings)](https://appshunter.io/ios/app/idsa-practice-guidelines/id1478886375/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/karius-mobile-portal/id1524044861/reviews) |
| Number of ratings | **828** | 5 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 105 MB | 41 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Infectious Diseases Society of America](https://appshunter.io/developer/1477996603) | [Karius](https://appshunter.io/developer/1524044863) |

## 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


### Karius Mobile Portal

[App page](https://appshunter.io/ios/app/karius-mobile-portal/id1524044861)

Access diagnostic test results and order statuses for hospitalized patients. Clinicians can quickly view Karius Spectrum™ and Karius Focus™ | BAL results, receive notifications, and contact the Karius team 24/7 for support.

**Highlights:** View Karius Spectrum™ and Karius Focus™ | BAL results, Track order status, Receive notifications for status changes, Search past results, Contact Karius team 24/7, Secure login with Touch ID/Face ID

**Features:** Vision Pro support

**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 Karius Mobile Portal free?

Karius Mobile Portal is free to download, with no in-app purchases.

### Which has better reviews, IDSA Practice Guidelines or Karius Mobile Portal?

IDSA Practice Guidelines is rated higher. IDSA Practice Guidelines averages 4.8 out of 5 from 828 ratings, while Karius Mobile Portal averages 4.2 from 5 ratings.

### Do IDSA Practice Guidelines or Karius Mobile Portal have ads?

Neither IDSA Practice Guidelines nor Karius Mobile Portal shows ads.

### Which is updated more often, IDSA Practice Guidelines or Karius Mobile Portal?

IDSA Practice Guidelines ships an update every 7 months, and Karius Mobile Portal every 2 months. Most recently, IDSA Practice Guidelines was updated on October 29, 2026 and Karius Mobile Portal on October 24, 2026.

---

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