Clue is a science-based, data-driven menstrual and reproductive health app trusted by 10 million users globally. The company is on a mission to help individuals understand their bodies, menstrual cycles, ovulation, and much more through accessible technology.

Clue aims to illuminate the blindspots in female health by leveraging data for good. They collaborate with research partners from institutions like Berkeley, 4M, and MIT to close diagnosis gaps for under-researched and misdiagnosed conditions such as endometriosis, PMDD, and PCOS. Clue emphasizes strict data privacy and never sells data to third parties or discloses user data to authorities under any circumstances. Their app is CE-marked as a Class 1 medical-grade device and regulated by GDPR.

Clue offers a free version called Clue Basic for essential cycle tracking and statistics. They also offer a premium subscription called Clue Plus, which unlocks advanced cycle insights, unlimited content access, pattern analysis, customizable tracking modes, and the ability to share cycle data with partners. Their apps are available on both iOS and Android platforms.

Clue is a women-led team based in Berlin, Germany. They prioritize respectful and clean user experience design, strong ethical standards, and deep care for their users' health and data privacy. They maintain open communication and engagement through a detailed encyclopedia, articles, and ongoing research publications.