Whether you're looking for Mr. or Ms. Right or Mr. or Ms. Right Now, there's an app for that. Fortunately, we live in the fast-paced, mobile age where you can meet anyone, anywhere, just by using your phone. More than ever, today's dating services are relying on technology mixed with people's desire for instant gratification. In fact, a recent study has shown that individuals are using dating apps more rapidly than any other kind of app available, including games, news and entertainment [source: Rao]. Whether you're looking for serious dating, a casual encounter or just a bar-hopping buddy, there are many services to choose from (and no more excuses that it's tough to meet people). Here are five of the most popular dating apps that you can download to your phone in about as much time as it takes you to read this sentence.