FibriCheck on Twitter: "We're excited to announce the launch of FibriCheck on Fitbit. The brand new smartwatch app is available for download from the @ Fitbit App Gallery and can be used on
Fitbit SDK
Fitbit Versa 2 review: A good, but unreliable fitness watch | Engadget
Fitbit Versa 3 | TechRadar
Fitbit Versa 3, Sense smartwatches leak [Gallery] - 9to5Google
Review: Fitbit is getting into the smartwatch groove, with the Versa