Here’s where it gets interesting. Most devices encourage you to view the data they collect using their proprietary apps or websites; while these can be helpful for goal setting, they aren’t ideal for figuring out how the more disparate aspects of your lifestyle affect each other. A single, unified dashboard has long been the holy grail for Quantified Selfers, which is why Tictrac ( tictrac.com ), a free Web service, has been getting so much buzz.

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