Best WEINMANN O2 Calculator alternatives: apps like WEINMANN O2 Calculator

7+ similar apps compared and reviewed

4.9 avg rating
6 free apps
Updated October 2026

Looking for something like WEINMANN O2 Calculator? We've analyzed 7+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to WEINMANN O2 Calculator

O2 Calculator Companion#1

O2 Calculator Companion by Joseph Perry

Accurate EMS Oxygen Calculator
Editor's Choice
🏥 Medical
5.0(1 ratings)
$4.99
O2 Calculator Companion screenshot 1
O2 Calculator Companion screenshot 2
O2 Calculator Companion screenshot 3
O2 Calculator Companion screenshot 4
O2 Calculator Companion screenshot 5
O2 Calculator Companion screenshot 6

This app helps EMS professionals quickly estimate oxygen tank duration in real-time. It's designed for field use with a fast, intuitive interface and works offline, eliminating guesswork in critical care scenarios.

5.0(4 ratings)
FreeIn-App Purchases
Critical Care Tools screenshot 1
Critical Care Tools screenshot 2
Critical Care Tools screenshot 3
Critical Care Tools screenshot 4
Critical Care Tools screenshot 5
Critical Care Tools screenshot 6

A medical calculator for emergency and critical care providers. It offers quick access to medication dosing, ventilation support, and oxygen duration calculations. Designed for high-pressure environments, it reduces cognitive load and supports clinical judgment with an intuitive interface.