Your Rapid Diagnosis STD This app costs ~US$6.41 and helps you figure out whether you might have an STD. It has descriptions of all the diseases, and all of the signs and symptoms of them. It also gives you other conditions that may have the same symptoms - to help you be informed when you GO GET TESTED IN REAL LIFE! It also lets you know what kind of treatment to get for all of teh STD's. Recommend.

AfterSex This free app gives you some simple questions to figure out what STD you might have. It also helps you find a clinic or a doctor in the area that can answer your questions or provide testing - and it provides information on all of the STDs and how to minimize your risk for them.

Safe Sex Tips This app gives facts and tips about safe sex and STDs.

Sexually Transmitted Diseases This app costs US$2.99 and is a flash card app for learning about STDs. Good for those in the medical field.

Frictlist Let's face it - some of us need help keeping track of what we've done sexually and with whom. This app will help you do that, and it also has a built in game that gives you more points for how far you've gone with people. It can be a useful tool if you DO get an STD so that you can contact all the people you have had sexual contact with.