does anyone know how I can invite a person to a game and the person helps me create design and stuff like that?
only indie or up users can invite people
Indie accounts can invite users into a group in there profiles. The indie user can invite anyone, including free users. They accept the invite in their profiles too.
how do you join a team invite
On Flowlab.io, click on your name in the top right and click profile.
If someone has sent you a team invite, it will show up there.