Warren closed unprofitable international operations, switched advertisers, made changes to the board,[12] and bought back stock from Sequoia Capital and Technology Crossover Ventures.

[11] eHarmony featured in the 2013 film The Secret Life of Walter Mitty, where the namesake protagonist speaks to a personal counselor at the company.

eHarmony also stated they reject anyone under the age of 60 who has been married more than four times, or who fails their "dysthymia scale", testing as having a depressed disposition.

[25] When it began, eHarmony did not offer same-sex matches; however from 2009 through 2019 the company provided service through a separate platform, Compatible Partners.

[26] Warren said that he had done extensive research on heterosexual marriage but did not know enough about homosexual relationships to do same-sex match-making, which he said "calls for some very careful thinking.

"[26] In another interview, Warren went into more detail on his own views, noting that "cities like San Francisco, Chicago or New York... they could shut [eHarmony] down so fast.

[30] Theodore B. Olson, an attorney for eHarmony, said that even though the company believed the complaint was "an unfair characterization of our business", it chose to settle because of the unpredictable nature of litigation.

[31] In 2010, eHarmony settled a separate class-action lawsuit filed in California that alleged illegal discrimination based on sexual orientation.

[34] Michelle Garcia, writing in the LGBT-interest magazine The Advocate, also said that, like eHarmony, Compatible Partners attracts high-quality customers.

"[34] In 2021, eHarmony released an advertisement that included a same-sex couple, emphasizing the platform's diverse user base.

[5] In 2014, eHarmony was criticized by the National Advertising Division of the Better Business Bureau over claims the company had made about their rates of success.

[41] In September 2023, the Australian Competition & Consumer Commission (ACCC) launched court action against eHarmony over allegations of misleading content and hundreds of customer complaints about the company's auto-subscription practices.

Customers who have signed up to the service have had their accounts debited without their consent as part of a default auto-renewable subscription that is difficult to cancel.