Science for better sex.
On your
Apple Watch

LIT is an Apple Watch-based sex tracker with innovative features

We believe that sex life deserves the same attention as workouts or healthy habits do. And we've made tracking it super-easy & impactful!

But innovation only starts there!
Your heart rate can tell a lot!
We study and analyze HR patterns to give insights and even subtle real-time feedback. Based on changes and peaks of one’s heart rate during intercourse, LIT could help you understand yourself or your partner better. Love them better.
Science and technology come side by side for better sex life.
Why would you want LIT?
Verbal communication right before the big O ruins it for you
You want to enhance your self-discovery journey
You want to learn your partner's body better
You feel like your partner needs subtle guidance to make the night perfect
Your data is yours
You can use LIT App anonymously. We don't tie any of your personal info to your HR recordings. We don't share data with third parties.
Download LIT
on the App Store
Try real-time Hints on your Apple Watch tonight!