Pinterest, Realself, Instagram...etc. What are other tech products where the user base is mostly female?
Rent the runway and other fashion/clothing related B2C apps. Probably Etsy too.
Future family
Soul Cycle
Ellevest
maybe Bumble (?) since they have the BFF feature, though I don’t know how popular that is
Hey! Vina
Prose
Cuyana, Snowe, Nasty Gal
Hitachi