<unk>  is the largest European-based patient portal for clinical trials with over 13 million unique visitors a year and 1 million registered patients from about 50 countries worldwide. Founded in 2005 by the German company Clariness, it initially operated primarily in the DACH region but since has expanded to the United States, South America, Oceania and Asia.<unk>  started in 2005 with the aim to facilitate the participation in clinical research studies and thereby speed up the development of new medication and treatments. It aims to support Contract research organization, research site and Pharmaceutical Research who have historically struggled with reaching and informing patients about relevant clinical trials. Researchers estimated in 2018 that 86% of all clinical trials are delayed due to a lack of qualified participants.<unk> 's services are free of charge for participants and are financed in cooperation with research sites and sponsors.
ClinLife
MindMed
Medgadget
BriLife
Gynopedia
Pharmasave
Aware 
GeroScience