The Online Dating Industry Business Model Match Group actually comprises 45 brands, including big names such as, OkCupid, and Tinder. The second largest competitor is eHarmony, with just under 12%.
The biggest player in the online dating game, the Match Group, dominates 25% of the market share. 
However, when it comes to user engagement, Grindr (12 hours 26 minutes/month), Tinder (2 hours 39 minutes/month), OkCupid, and Bumble are at the top.
When it comes to the most popular apps in the US by audience size, Tinder, Plenty of Fish, and OkCupid lead the pack (respectively). The League is an elite dating app focused on accomplished, ambitious young professionals. Bumble uses a similar format to Tinder, but with a twist: only women can send the first message. Tinder pairs potential hookups based on a mere glance and swipe of a photograph, is easy to use, and is user-friendly.
Each app has its own competitive advantage or spin on the dating game: With its monthly subscription fee, attracts people willing to put their money where their mouth is. The Online Dating Industry's Major Players