RunKeeperhad its humble beginnings in Boston, Massachusetts as a simple running app nearly 3 years ago. Since then, it’s managed to attract a massive user base: 6 million fitness enthusiasts and counting on iOS, Android and Windows platforms. This spring, RunKeeper introduced heart rate monitoring, selective sharing, mobile and web sync as well as integrations with modern fitness devicesFitbitandZeo, which can both be found in theRunKeeper store. In the past year, RunKeeper has announced integrations with Wi-Fi body scales fromWithings, heartrate transmitters from Polar and Wahoo Fitness andGarminwatches....

We’ve waxed poetic atimeortwoabout howRunKeeperis one of the best fitness apps available today. In order to help people with those new year’s resolutions, RunKeeper started a promotion where you could download the app for free. After seeing a massive amount of downloads, it seems that the team behind RunKeeper was actually testing the idea of keeping the app free. On theRunKeeper blog, CEO Jason Jacobs talks about the promotion and the results that came from it:...

RunKeeperhad its humble beginnings in Boston, Massachusetts as a simple running app nearly 3 years ago. Since then, it’s managed to attract a massive user base: 6 million fitness enthusiasts and counting on iOS, Android and Windows platforms. In early June,RunKeeper opened up its APIto a select group of 3rd party apps including Foursquare, Zeo, Withings, Polar, and Wahoo to begin to build what RunKeeper calls “The Health Graph” which is much like Facebook’s massive “Social Graph”....

We recently published an exhaustive report onthe Future of Fitnessin which we interviewed Steve Kusmer, the CEO of Abvio, the makers of Runmeter, an iPhone centric platform that pushes your GPS tracked workouts out to social networks and enables realtime feedback. So let’s say you push out this tweet or Facebook post: ”Just started a run on Runmeter”. When someone replies to the post with “Awesome job!” You’ll hear that feedback within minutes in your earbuds....

Google+ has received pretty warm reviews from its early band of users, but one fan in particular has taken his appreciation of the social networking platform to a whole new level. British-born Tokyo resident Joseph Tame has run a half-marathon along a route that hemappedout to resemble the Google+ logo: Using a combination of RunKeeper to track the run on one iPhone and Google Earth on a second iPhone to see which way to go next, Tame ran over 21km around the streets of Tokyo....