Fitbit, maker of elastomer step-tracking bands and Wi-Fi-equipped scales, sold 4.5 million devices over the past few months, with revenue up 235 percent from a year ago. That’s according to the company’s second quarter earnings report, the first report since Fitbit went public in June.
Tons of People Are Buying Fitbits, but Are They Actually Using Them?
“Active” is used loosely in the company’s “paid active user” metric.


One key metric absent from yesterday’s data? Active users.
This article originally appeared on Recode.net.











