What's New

- Many new features (stars) and improvements in game mechanics.

App Description

Steroids are an important class of natural products with various biological functions: steroidal hormones (estradiol, testosterone), vitamins (vitamin D3), lipids (cholesterol). This app is designed for chemistry, biochemistry, and pharmacy students. It provides you with a convenient tool to get acquainted with chemical formulas of the most important natural and synthetic steroids. Many of them are top-selling drugs used for a treatment of asthma, baldness, prostate cancer, and as oral contraceptives.

* 40 steroid structures

Choose the game mode:
* Spelling quizzes.
* Multiple-choice questions (with 4 or 6 answer options).
A learning tool:
* Flashcards.

The app is translated into 9 languages, including English, German, Spanish and many others. So you can learn the names of the steroids in any of them.

iPhone Screenshots

(click to enlarge)

Steroids - Chemical Formulas screenshot 1 Steroids - Chemical Formulas screenshot 2 Steroids - Chemical Formulas screenshot 3 Steroids - Chemical Formulas screenshot 4

iPad Screenshots

(click to enlarge)

Steroids - Chemical Formulas screenshot 5 Steroids - Chemical Formulas screenshot 6 Steroids - Chemical Formulas screenshot 7 Steroids - Chemical Formulas screenshot 8

App Changes

  • July 30, 2014 Initial release
  • August 04, 2014 Price decrease: $0.99 -> FREE!
  • August 12, 2014 Price increase: FREE! -> $0.99
  • August 17, 2014 Price decrease: $0.99 -> FREE!
  • August 18, 2014 Price increase: FREE! -> $0.99
  • August 30, 2014 Price decrease: $0.99 -> FREE!
  • September 22, 2014 Price increase: FREE! -> $0.99
  • October 05, 2014 Price decrease: $0.99 -> FREE!
  • October 07, 2014 Price increase: FREE! -> $0.99
  • November 16, 2014 Price decrease: $0.99 -> FREE!
  • November 18, 2014 Price increase: FREE! -> $0.99
  • December 07, 2014 Price decrease: $0.99 -> FREE!
  • December 08, 2014 Price increase: FREE! -> $0.99
  • December 14, 2014 Price decrease: $0.99 -> FREE!
  • December 16, 2014 Price increase: FREE! -> $0.99
  • January 04, 2015 Price decrease: $0.99 -> FREE!
  • January 05, 2015 Price increase: FREE! -> $0.99
  • February 08, 2015 Price decrease: $0.99 -> FREE!
  • February 10, 2015 Price increase: FREE! -> $0.99
  • February 15, 2015 Price decrease: $0.99 -> FREE!
  • February 16, 2015 Price increase: FREE! -> $0.99
  • February 22, 2015 Price decrease: $0.99 -> FREE!
  • February 25, 2015 Price increase: FREE! -> $0.99
  • June 13, 2019 New version 2.0