
At Flo, our purpose is to build a better future for female health. We are the world’s leading period and ovulation tracker, empowering over 420 million women globally to take control of their health. With 75 million monthly active users, including 25% of US women, Flo has become a trusted partner in women's health. As the first European femtech unicorn, following a $230M Series C in July 2024, we're proud to lead the way in innovation and investment in women's health. With over 120+ medical experts, Flo is committed to supporting women at every stage of their health journey, from menstruation to conception, pregnancy, and menopause. We provide curated cycle and ovulation tracking, tailored health insights, daily bite-sized visual content, and a private community for users to share their questions and concerns. Flo addresses critical challenges in women’s health by: *Expanding access: Through partnerships like UNFPA, Flo provides free Premium access to up to 1 billion women in 66 countries, with 17 million subscriptions donated, helping bridge healthcare disparities. *Improving health literacy: By delivering accurate, accessible information and daily insights, Flo empowers millions to better understand their health and make informed decisions. *Advancing women's health research: Collaborating with leading institutions, Flo contributes to evidence-based women’s health research. In a world where women's health data is increasingly vulnerable, Flo is dedicated to providing a safe and secure platform. Recognized for its commitment to privacy, Flo's Anonymous Mode feature was named one of TIME's Best Inventions of 2023 and a finalist for Fast Company's 2023 World Changing Ideas Awards. Anonymous Mode allows users to access Flo's health features without associating personal information with their health data, setting a new industry standard for reproductive health data privacy.

At Flo, our purpose is to build a better future for female health. We are the world’s leading period and ovulation tracker, empowering over 420 million women globally to take control of their health. With 75 million monthly active users, including 25% of US women, Flo has become a trusted partner in women's health. As the first European femtech unicorn, following a $230M Series C in July 2024, we're proud to lead the way in innovation and investment in women's health. With over 120+ medical experts, Flo is committed to supporting women at every stage of their health journey, from menstruation to conception, pregnancy, and menopause. We provide curated cycle and ovulation tracking, tailored health insights, daily bite-sized visual content, and a private community for users to share their questions and concerns. Flo addresses critical challenges in women’s health by: *Expanding access: Through partnerships like UNFPA, Flo provides free Premium access to up to 1 billion women in 66 countries, with 17 million subscriptions donated, helping bridge healthcare disparities. *Improving health literacy: By delivering accurate, accessible information and daily insights, Flo empowers millions to better understand their health and make informed decisions. *Advancing women's health research: Collaborating with leading institutions, Flo contributes to evidence-based women’s health research. In a world where women's health data is increasingly vulnerable, Flo is dedicated to providing a safe and secure platform. Recognized for its commitment to privacy, Flo's Anonymous Mode feature was named one of TIME's Best Inventions of 2023 and a finalist for Fast Company's 2023 World Changing Ideas Awards. Anonymous Mode allows users to access Flo's health features without associating personal information with their health data, setting a new industry standard for reproductive health data privacy.
Sector: Femtech / Women's health app
Founded: 2015
Scale: ~70 million monthly active users (company-reported range 2024–2025)
Unicorn status: Valued > $1B after Series C in July 2024
Notable investor: General Atlantic (Series C, >$200M)
Privacy/security: ISO 27001 and ISO 27701 certifications
Female reproductive and menstrual health; personalized health insights and lifecycle care.
2015
IT Services and IT Consulting
> $200,000,000
Minority investment that valued the company above $1 billion post-money.
$50,000,000
“General Atlantic led a >$200M Series C in 2024, providing growth-stage investor support and resulting in a >$1B valuation.”
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Flo is the world’s #1 health app on a mission to build a better future for female health.
With a decade of building and trust at scale, Flo is now focused on creating the next generation of digital health tools that are AI-powered, privacy-first, and clinically backed.
Job Title: Engineering Manager
Employment Type: Full-time
Department: Engineering