... in just four months.
No, he isn't a promiscuous lothario with a disregard for family planning, he is the creator of the Glow app.
Max Levchin's fertility app was only launched earlier this year but backed with £3.66 million in funding it can lay claim to have helped make 1,000 women get pregnant.
Max Levchin also founded PayPal
Glow is a fertility tracker app available on iOS and Android that logs cervical mucus, basal body temperature and ovulation checks to predict peak times of fertility.
New features just released on the iOS version include a community feature that allows users to share experiences, tips and advice.