Crescina app is simple and intuitive interface that helps the consumer to choose the treatment Crescina in vials that best suits their needs in terms of thinning and / or hair loss. Through interaction with the camera it is possible to determine their own degree of thinning hair, according to which the application prompts the user the proper dosage Crescina Re-Growth. It 'also a useful reminder service that helps the consumer to continue the treatment in the correct way throughout his life, reminding the desired time to proceed with the application of the vial Crescina. They are also available to the user the most important information on the product Crescina and practices answers to frequently asked questions.