Some sites are broad-based, with members coming from a variety of backgrounds looking for different types of relationships.Other sites are more specific, based on the type of members, interests, location, or relationship desired.A 2005 study of data collected by the 1free online dating for christians found that individuals are more likely to use an online dating service if they use the internet for a greater amount of tasks and less likely to use such a service if they are trusting of others.At the end of November 2004, there were 844 lifestyle and dating sites, a 38% increase since the start of the year, according to Hitwise Inc.Ease of payment is also generally higher, with such sites accepting a variety of online currencies, letting users charge the payment to their cellular phones, etc.Such sites earn revenue from a mix of advertising and sale of additional options.Several newer sites such as are beginning to offer more full featured dating services for free, and are starting to compete with staples in the free dating site world such as .Due to the level of competition between free dating sites, as well as the overall drop in traffic to and revenue for dating sites generally, This represents a break from traditional externally sourced ads and is just one of the ways that the revenue models of free dating sites are evolving.
Some sites provide free registration, but may offer services which require a monthly fee.
The 20 most popular dating sites in 2006 as ranked by Hitwise include Who is john cena dating after his (for Jewish singles), Christian Mingle.com, Christian Cafe.com, Who is yanni dating in 2016 (same sex introductions), Love From India.ini, Black Christian People Meet.com, (for Latino singles), Asian People Meet.com, and (for Indian singles).
Since 2003, several free dating sites, operating on ad based-revenue rather than monthly subscriptions, have appeared and become increasingly popular.
Some online dating websites provide webcam chats between members.
As online dating's population becomes larger, sites with specific demographics are becoming more popular as a way to narrow the pool of potential matches.
Members use criteria other members set, such as age range, gender and location.