Online dating websites offer a variety of methods on how to search for a mate.

Some mobile apps will match you with people based on criteria, including age, gender, and geographic proximity.

It encourages users to choose people to date rather than be matched with them.

Zoosk is a singles dating app that uses a behavioral matchmaking engine to pair users who its system indicates will be a good match.

It works with special algorithms that match users with potential dates.

Launched in 2004, OKCupid works with many populations of people.

It has over 8 million users on its online database.

OKCupid is one of the most popular dating sites and is free to sign up initially.

App analytics company Applause recently completed a study of 97 dating apps to see which ones were meeting user expectations.

To qualify, an app had to have more than 2,000 reviews across the App Store and the Google Play store.

New research from the Pew Research Center shows that in the past two years, the percentage of US adults who had used a dating app tripled.