The price of 20,000 flowers was decided based on the data gathered from an experimental group of testers who were aimed to determine the optimal time of using the app in order to learn a language efficiently.
The results of the experiment have shown that the most optimal time of learning a language with our app is 20 minutes a day.
The price of a monthly Subscription coincides with the number of flowers an average User makes if (s)he plays 20 minutes a day.