When the gym workout gets to be a grind, you're up for anything: kickball, curling, or Kinect Olympics.

Download one of these new smartphone apps to join teammates in your sport of choice — without the awkwardness of third-period recess.

NextGame
Works like Foursquare, allowing you to set up locations that friends can check into, and syncs with Twitter and Facebook to let you make public and private events. Clean, simple, and easy to use, this is a winner.
Free for iPhone, Android app available in Nov

Pickup Sports
Made in response to celebrity chef Jamie Oliver’s challenge to develop a fun fitness app. Pickup Sports lets users create games, and find workout partners and running buddies. Possibly even that hottie on the elliptical in front of you at the gym.
Free for iPhone, Android, and Palm's WebOS

Sportaneous
Just launched in select New York City, San Diego, and Philadelphia neighborhoods, but expecting to branch out soon, Sportaneous holds a database of the city’s public sports facilities, and any user can start a game or join one. It'll also store your preferences and suggest games for you.
Free for iPhone