# True Calcium — Ionized Calcium Calculator

> Medical calculator for ionized calcium levels based on key blood parameters. (iPhone/iPad app by Mauricio Moreno Yanez.)

- Source: https://appshunter.io/ios/app/true-calcium/id1479639808 (this page in markdown: same URL + `.md`)
- Developer: [Mauricio Moreno Yanez](https://appshunter.io/developer/1445506271)
- Category: Medical, Utilities
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 12+
- Requires: iOS 12.4 · 2 MB
- Languages: American English, European Spanish
- Released: 2019-09-12
- Data updated: 2026-06-22
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/true-calcium/id1479639808/reviews.md

## What is True Calcium?

The calculator gives an accurate value of ionized calcium by introducing: total calcium, albumin, phosphorus and CO2. The performance of the calculator will depend on the amount of variables computed and will be represented with “R”.  

No medical decisions should be made solely on results of this program

## Key features

- Calculates ionized calcium
- Uses total calcium, albumin, phosphorus, CO2
- Provides performance indicator 'R'
- Supports iPhone and iPad


## Frequently asked questions about True Calcium

### What is True Calcium used for?

True Calcium is a medical calculator designed to accurately determine ionized calcium levels. It uses inputs such as total calcium, albumin, phosphorus, and CO2 to provide this calculation.

### How accurate is True Calcium?

The app provides an accurate value of ionized calcium. Its performance is indicated by 'R', representing the number of variables computed, though users should not make medical decisions solely based on its results.

### What devices does True Calcium support?

True Calcium is available for iPhone, iPad, and iPod devices, allowing for calculations on the go.

### When was True Calcium last updated?

The latest version of True Calcium was released on November 5, 2019, with the current version being 1.1.

### What is the age rating for True Calcium?

True Calcium has an age rating of 12+, making it suitable for older students and professionals.

### Does True Calcium have ads?

The provided data does not specify if True Calcium contains advertisements. It is listed as free with no mention of in-app purchases or ads.

### Who developed True Calcium?

True Calcium was developed by Mauricio Moreno Yanez.

### What are the key inputs for True Calcium?

To calculate ionized calcium, True Calcium requires the following inputs: total calcium, albumin, phosphorus, and CO2.

## Version history (last 2 releases)

### 1.1 — 2019-11-05

iOS update bug fix

### 1.0 — 2019-09-13

No release notes.

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## More apps by Mauricio Moreno Yanez

- [Adequator](https://appshunter.io/ios/app/adequator/id1445520524)

All apps by Mauricio Moreno Yanez: https://appshunter.io/developer/1445506271

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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 2026-06-22.*