# WEINMANN O2 Calculator — O2 Cylinder operating time

> O2 Cylinder operating time (iPhone/iPad app by Fadi Amawi.)

- Source: https://appshunter.io/ios/app/weinmann-o2-calculator/id6755727601 (this page in markdown: same URL + `.md`)
- Developer: [Fadi Amawi](https://appshunter.io/developer/1855900257)
- Category: Medical, Education
- Price: Free
- Age rating: 12+
- Requires: iOS 14.0 · 6 MB
- Languages: American English
- Released: 2025-12-01
- Data updated: 2026-06-11
- User reviews in markdown: https://appshunter.io/ios/app/weinmann-o2-calculator/id6755727601/reviews.md

## What is WEINMANN O2 Calculator?

WEINMANN O2 Calculator - Professional Medical Tool

Calculate oxygen cylinder duration for medical ventilators with precision and accuracy.

SUPPORTED VENTILATORS:
• MEDUMAT Standard²
• MEDUVENT Standard
• MEDUMAT Transport
• MEDUMAT Easy CPR

KEY FEATURES:
Accurate medical calculations for oxygen duration
Multiple pressure units (bar/psi) support
Works completely offline - no internet required
No data collection - privacy focused
Instant calculation results
Model comparison feature
Professional medical theme
Optimized for emergency use

OXYGEN CALCULATION SUPPORT:
• FiO₂ (Fraction of Inspired Oxygen) options
• PEEP (Positive End-Expiratory Pressure) settings
• Minute volume calculations
• Demand flow mode
• IPPV (Intermittent Positive Pressure Ventilation) mode
• Pressure conversion (bar to psi)

PERFECT FOR:
• Emergency medical professionals
• Healthcare workers
• Ambulance and EMS crews
• Intensive care units
• Medical education and training
• Hospital emergency departments

All calculations are performed locally on your device with no external data transmission or collection.

This application assists in calculating the operating time of your ventilator from WEINMANN Emergency Medical until the cylinder is depleted. 
Please refer to the user manual for each ventilator model and ensure that the oxygen level remains above 50 bar when transitioning to a different cylinder. 

The application isn't alternative to the user manual.

PRIVACY:
This app does not collect any personal data. All calculations are processed entirely on your device.

Disclaimer
This application is designed for educational use only and does not provide medical diagnosis, treatment recommendations, or replace professional medical care. Users should always consult a licensed doctor for medical advice and make healthcare decisions only with guidance from qualified medical professionals.

Version 1.0


## Version history (last 1 release)

### 1.0 — 2025-12-01

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-11.*