About Clue
Clue (legal name: BioWink GmbH) is a Berlin-based femtech company that develops a science-based period and cycle tracking app for iOS and Android. The app helps people with cycles understand their menstrual and reproductive health through personalized insights, cycle predictions, and evidence-based content. Clue serves users across 190+ countries and offers a free tier alongside a premium "Clue Plus" subscription.
Company details
Funding
Total raised
$56M
Last stage
Series B
Investors
Founders
Hans Raffauf
Co-founded Clue in Berlin in 2012 alongside Ida Tin; listed as Venture Partner at Hubraum post-Clue.
Moritz von Buttlar
Co-founded Clue (BioWink GmbH) in Berlin in 2012.
Ida Tin
Danish internet entrepreneur and author; coined the term 'femtech' in 2016; previously ran a motorcycle tour company and wrote a Danish bestselling memoir.
LinkedInMike Lavigne
Co-founder of Clue (BioWink GmbH).
What happens next.
No applications, no recruiter spam. Just the intro.
Confirm the fit
A few questions to make sure this role is the right shape for you. Two minutes.
I pitch you to the company
I write the intro, send it to the founder, and handle the back-and-forth.
A meeting lands on your calendar
If they’re a yes, I book the chat. You show up — that’s the whole job-hunt.