List of Online Dating Sites by Features : Password Protect Photos

Friendfinder.com is part of the Friendfinder Network of sites that includes several mainstream and niche sites to suite different tastes and ethnic groups. Friendfinder communities have a reputation of being oriented towards casual and adult type relationships. The site provides a multitude of handy tools and features to help you connect with other members.

Starting Price : From $49  The lowest priced membership available on the site. Prices may vary according to your country of residence, and/or offers or discounts that may be available at the time.

Estimated Members : 673,000  The approximate number of members active on this site.

Ashley Madison is a leading dating site for married people. It’s the largest of its kind in the world and offers a secure and anonymous place for those seeking an extramarital affair or to date outside of an existing relationship.

All Personals is not a dating site as such, but it lets you create accounts on multiple FriendFinder sites all at once. You can join several of the mainstream and adult sites in the FriendFinder Network, including Passion.com, Friendfinder and Senior Friendfinder.

Estimated Members : 278,000  The approximate number of members active on this site.

An adult dating club for couples and singles interested in partner swapping, otherwise known as swinging. SDC lets members find other local people who share their interests. The site offers a free 7-day trial that grants all new members full participation in the site.