Grandbois said no particular web site is worse or safer than any other.
"Particularly on dating sites, women, are finding themselves at higher risk of sexual assault, violent crimes and fraud," said Grandbois.
For now, it only services Toronto in Canada, but plans to roll out in Vancouver this fall. Dragonfruit matches couples based on their particular nerdy obsessions.
A Captain America fan might be connected with someone who’s really into Bucky Barnes, for example.
Hook-up date sites open up many huge possibilities.
If you rely on the usual way of meeting people, you are boxed in by geography and might never meet anyone of interest.
"We want to hear from victims, so they can access the resources and help prevent others from being victimized," she said.