His comments on CNBC's "Squawk Alley" come after hackers claimed to breach Ashley Madison, a site that connects people who want to have affairs. Stolen credit card details have already been leaked, and the group claiming responsibility has threatened to release more information.
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The issue will persist as more people look to meet partners on mobile apps and websites, Simkhai said. He called it "the best way to meet."
Grindr—an app tailored to gay men that has more than 2 million daily active users—tries to cut the risk of data theft by not collecting names or credit card numbers, Simkhai said. He added that users can choose how much information to include in their profiles.
Simkhai stressed the importance of refining data security as Grindr's user base grows. He noted that Grindr has seen strong expansion around the globe, and in Latin America in particular, as the "drive toward equality" for gay individuals continues.
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Simkhai, who is also a member of the Young Presidents' Organization, added that he believes Grindr's growth abroad can help spur gay rights developments in countries where same-sex relationships are persecuted or illegal.
Correction: This version corrects the spelling of Joel Simkhai's name.