Terms of service
Updated 31 October 2026
Who we are
These terms are between you and Twinternet V.O.F., De Gasperilaan 31, 7007 ML Doetinchem, the Netherlands. KVK 58401687. Email bryan@twinternet.nl.
Questions about these terms go to bryan@twinternet.nl.
Using Momentum
Momentum is for your own personal use. You create an account with your email, and we send you a code to sign in. You can log workouts and join groups.
You need to be at least 16 to use Momentum.
What you post
Only post photos you have the right to share. People in your groups can see the workouts you post, including the photo.
Do not post anything illegal, abusive, or that belongs to someone else.
Not medical advice
Momentum is not a doctor, a coach, or a training plan. You decide what is safe for you.
Your account
We can stop an account that breaks these terms.
You can log out in Settings. You can also delete your account there, after you confirm. Deleting it removes the account and what we store for it.
Changes
We can update these terms. The date at the top is the version you are reading. Dutch law applies.