ABG Pro vs mediCS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ABG Pro
This medical app assists nurses, doctors, and students in interpreting arterial blood gases and osmolar gaps. It offers calculations for A-a gradient, anion gap, and more, along with differential diagnoses for acid-base disorders. The tool allows for custom normal ranges and corrects the anion gap for albumin.
- Arterial Blood Gas interpretation
- Osmolar Gap calculation
- A-a Gradient Calculator
- Differential diagnosis for acid-base disorders
- Customizable normal ranges
- Anion Gap correction for albumin
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Arterial Blood Gas Pro. Get the features of multiple apps in one. * Great tool for nurses, doctors and medical students * A-a Gradient Calculator * Interprets Arterial Blood Gas and Osmolar Gap including triple acid base problems. * Provides differential diagnosis of each disorder in your Arterial Blood Gas and Osmolar Gap. * Allows you to define Normal pCO2 and Bicarb range for ABG [Arterial Blood Gas] interpretation. * Corrects Anion Gap for Albumin(ie Albumin g/dL x 2.5 = normal AG) in the ABG [Arterial Blood Gas] values. * Calculates Anion Gap, Osmolar Gap, Delta Delta, Expected PCO2 and Expected Bicarb. This ABG [Arterial Blood Gas] and Osmolar Gap app has be "stress tested" against 100+ triple-acid base problems. This app has been developed by a ABIM Certified Internal Medicine Physician in the US and calculations are based on: Interpretation of arterial blood gas. Pramod Sood, Gunchan Paul, and Sandeep Puri (Indian J Crit Care Med. 2010 Apr-Jun; 14(2): 57 - 64) This application is for ABG [Arterial Blood Gas] and Osmolar Gap informational/educational purposes only. Please do not use to guide actual patient care and real life ABG interpretation. I take no responsibility for incorrect answers. Please notify me ASAP if do see incorrect answers in the ABG interpretation so that I may fix them. Please rate highly if you like the app.
mediCS
This app provides a comprehensive collection of medical scores, criteria, conversions, and calculators. It allows users to quickly access and utilize essential medical formulas and scoring systems for various clinical assessments and calculations.
- Medical criteria and scores
- Clinical calculators
- Unit conversions
- Search and copy results
- Comprehensive list of formulas
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The easiest way to use scores, medical criteria, convertions, and calculators. - Performs searches and copies the results to the clipboard. - Performs conversions used for certain criteria. Criteria & Scores - APACHE II score - CHA2DS2-VASc score - CHADS2 score - CURB-65 score - Child-Pugh score - Glasgow Coma Scale - Glasgow-Blatchford score - GRACE risk score - HAS-BLED - Mayo score - PSI score - Ranson criteria - Revised Trauma Score (RTS) - Rockall score - SAPS II - SOFA score - Sepsis Obstetrics Scoring - TIMI risk score - TISS-28 - Wells score for DVT - Wells Score for PE Calculator - Absolute neutrophil count - Anion Gap - Basal Energy Expenditure - Body mass index - Cockcroft-Gault formula - Mean arterial pressure - Osmolality - Oxygen content - Pulse pressure - Renal failure index (RFI) - Salazar-Corcoran equation Convertions - Albumin - Bilirubin - Calcium - Cholesterol - Cortisol - Creatine - Creatinine - Creatinine clearance - Ethanol - Glucose - Length - Oxygen - Pressure - Temperature - Uric acid - Warfarin - Weight comments and suggestions: aikyu.sama@gmail.com
Screenshots
Verdict
The clearest difference is review sentiment: ABG Pro at 100% against mediCS's 0%. ABG Pro also leads on rating (4.8 vs 1.0) and ratings volume (4 vs 1). On price, update cadence, 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
ABG Pro costs $1.99 and mediCS $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
ABG Pro holds the better App Store score, 4.8 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 100% of ABG Pro's written reviews are positive against 0% of mediCS's.
ABG Pro ships an update every 21 months, mediCS every 17 months. The most recent releases landed on October 3, 2026 and October 8, 2026 respectively.
| Parameter | ABG Pro | mediCS |
|---|---|---|
| Price | $1.99 | $1.99 |
| Rating | 4.8 (4 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 21 months | Every 17 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 3 MB | 2 MB |
| Age rating | 17+ | 12+ |
| Developer | GDA Software | LUIS MOSQUERA A. |
Customer experience
ABG Pro
mediCS
In-app purchases
ABG Pro
No in-app purchases
mediCS
No in-app purchases
