You are downloading the Fitbit AppX file v2.4.552.28650 for Windows Phone. Fitbit is a free and useful Health & Fitness app: THE FITBIT APP Live a healthier, more active life with Fitbit, the world’s leading app for tracking all-day activity, workouts, sleep and ... You can now download the offline AppX file to install & try it.
Download Locations for Fitbit 2.4.552.28650 AppX file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline AppX File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Fitbit AppX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.