PlentyOfPlans is described as 'Connecting people through social plans, business plans, helpful plans: fun activities, fun stuff, what to do and cool things to do near me today, this weekend or right now' and is a Dating service in the social & communications category. There are more than 25 alternatives to PlentyOfPlans, not only websites but also apps for a variety of platforms, including Android, iPhone, iPad and Android Tablet apps. The best PlentyOfPlans alternative is Alovoa, which is both free and Open Source. Other great sites and apps similar to PlentyOfPlans are Apple Invites, Meetup, Tinder and Eventbrite.