---
title: "Bio-T Testosterone calculator - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "The Bioavailable Testosterone calculator calculates bioavailable and free testosterone from total testosterone, sex hormone binding globulin (SHBG) and albumin. It is intended to be used by qualified "
---

# Bio-T Testosterone calculator — United States

![Bio-T Testosterone calculator App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/c6/0b/2d/c60b2d8b-7709-42a4-00d4-ba0d012bdced/AppIcon-0-0-1x_U007ephone-0-1-85-220.png/434x0w.png)

**Developer:** [Craig Niederberger](https://apptail.io/developer/craig-niederberger-jPVM)
**Category:** Medical
**Rating:** 2.5/5 (41 ratings)
**Price:** Free
**Bundle ID:** com.urocomp.BioT
**Store:** Apple App Store
**Country:** United States
**Version:** 2.0 (released 2026-02-09)
**Original Release:** 2009-03-27
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id308770722)
**AppTail Page:** [https://apptail.io/app/bio-t-testosterone-calculator-OJxy/united-states](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/united-states)

## Bio-T Testosterone calculator Description
The Bioavailable Testosterone calculator calculates bioavailable and free testosterone from total testosterone, sex hormone binding globulin (SHBG) and albumin. It is intended to be used by qualified healthcare professionals.

The application is an adaptation of the algorithm published in Vermeulen A, Verdonck L, Kaufman JM: A Critical Evaluation of Simple Methods for the Estimation of Free Testosterone in Serum, J. Clin. Endocrinol. Metab. Oct 1, 1999; 84: 3666-3672.

## Bio-T Testosterone calculator Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/e0/1a/4f/e01a4f89-10e0-8d6e-0683-33af593bd1a1/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-02-05_at_14.34.00.png/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/44/b0/db/44b0db2d-5559-5d4b-cb84-45f21cb13015/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-02-05_at_14.34.12.png/1320x2868.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d4/78/8b/d4788b5c-2c27-20e5-1fa0-439959e8519c/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2026-02-05_at_14.34.41.png/1320x2868.png)

## Bio-T Testosterone calculator Rating Breakdown in United States
- 5 stars: 8 (20%)
- 4 stars: 6 (15%)
- 3 stars: 5 (12%)
- 2 stars: 3 (7%)
- 1 stars: 19 (46%)



## Bio-T Testosterone calculator Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Top Free | Romania | Medical | #233 |



## Bio-T Testosterone calculator Available In
- [United States](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/united-states)
- [United Kingdom](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/united-kingdom)
- [Canada](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/canada)
- [Germany](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/germany)
- [Italy](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/italy)
- [Greece](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/greece)
- [Australia](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/australia)
- [India](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/india)
- [China](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/china)
- [Dominican Republic](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/dominican-republic)
- [Portugal](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/portugal)
- [Ireland](https://apptail.io/app/bio-t-testosterone-calculator-OJxy/ireland)

---

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