# Oxygen Calculator

> Oxygen Calculator (iPhone/iPad app by OptimuMedicine LLC.)

- Source: https://appshunter.io/ios/app/oxygen-calculator/id6448929648 (this page in markdown: same URL + `.md`)
- Developer: [OptimuMedicine LLC](https://appshunter.io/developer/1686987827)
- Category: Medical
- Price: Free
- Age rating: 4+
- Requires: iOS 16.2 · 1 MB
- Languages: English
- Released: 2023-12-09
- Data updated: 2026-05-19
- User reviews in markdown: https://appshunter.io/ios/app/oxygen-calculator/id6448929648/reviews.md

## What is Oxygen Calculator?

Oxygen Calculator allows user to enter the proper fields for Hamilton or Free Flow calculations and gives user a countDown and alerts when time is nearing the end.


## Version history (last 1 release)

### 1.0 — 2023-12-09

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 2026-05-19.*