# ABG Acid vs Sepsis Clinical Guide

The clearest difference is monetization model: Sepsis Clinical Guide at free against ABG Acid's paid. Sepsis Clinical Guide also leads on review sentiment (94% vs 63%) and ratings volume (304 vs 7). On price, update cadence, 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.

Sepsis Clinical Guide holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: Sepsis Clinical Guide has 304 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 63% of ABG Acid's written reviews are positive against 94% of Sepsis Clinical Guide's.

ABG Acid ships an update every 5 months, Sepsis Clinical Guide every 4 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | ABG Acid | Sepsis Clinical Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (7 ratings)](https://appshunter.io/ios/app/abg-acid-base-eval/id426019807/reviews) | **[4.8 (304 ratings)](https://appshunter.io/ios/app/sepsis-clinical-guide/id466952339/reviews)** |
| Number of ratings | 7 | **304** |
| Positive reviews | 63.0% of reviews | **94.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 139 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Joshua D. steinberg](https://appshunter.io/developer/374154837) | [Escavo, Inc](https://appshunter.io/developer/466952342) |

## What reviewers say

### ABG Acid

[App page](https://appshunter.io/ios/app/abg-acid-base-eval/id426019807)

This app guides clinicians through analyzing ABGs and electrolytes to identify acid-base disorders and diagnostic ideas for ill patients. It teaches a stepwise thinking process and provides differential diagnoses with explanations, aiding patient care and clinician learning.

**Highlights:** Stepwise ABG and electrolyte analysis, Identifies acid-base disorders, Provides diagnostic ideas, Teaches critical thinking process, Includes differential diagnoses mnemonics, Calculates predicted pCO2 and corrected bicarbonate

**Features:** macOS Compatibility

**In-app purchases:** none


### Sepsis Clinical Guide

[App page](https://appshunter.io/ios/app/sepsis-clinical-guide/id466952339)

This app provides busy health professionals with essential management information for sepsis, based on the latest practice guidelines. It offers quick access to definitions, diagnostic criteria, and treatment protocols at the point of care. It also includes a community forum for clinicians to exchange ideas and collaborate on clinical topics.

**Highlights:** Latest sepsis definitions and diagnostic criteria, Management guidelines from Surviving Sepsis Campaign, Information on epidemiology and pathophysiology, Guidance on antibiotic therapy, Pediatric and neonatal sepsis management, Clinical community forum for collaboration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Wonderful source of information
- 👍 Rich content, clear language
- 👍 Easy to navigate structure
- 👍 Up-to-date scientific literature
- 👍 Quick, easy, simple words

**What reviewers complain about**

- 🐛 App freezes on startup and won't open
- 🤔 Some sections could be reorganized/streamlined
- 🤔 Content may be basic for intensivists

**Reported bugs**

- App freezes on initial update and won't open

**Requested features**

- Ideal body weight chart and formula


## Frequently asked questions

### Is ABG Acid free?

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

### Is Sepsis Clinical Guide free?

Sepsis Clinical Guide is free to download, with no in-app purchases.

### Which has better reviews, ABG Acid or Sepsis Clinical Guide?

Sepsis Clinical Guide is rated higher. ABG Acid averages 4.6 out of 5 from 7 ratings, while Sepsis Clinical Guide averages 4.8 from 304 ratings.

### Do ABG Acid or Sepsis Clinical Guide have ads?

Neither ABG Acid nor Sepsis Clinical Guide shows ads.

### Which is updated more often, ABG Acid or Sepsis Clinical Guide?

ABG Acid ships an update every 5 months, and Sepsis Clinical Guide every 4 months. Most recently, ABG Acid was updated on November 1, 2026 and Sepsis Clinical Guide on November 1, 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.*