Device API Reference
Get detailed technical information about the Fitbit Device APIs.
The Device APIs are accessible by applications which run on Fitbit devices only.
Support for the legacy Fitbit Web API ends on September 30, 2026
Important: Support for the legacy Fitbit Web API ends on
September 30, 2026. After this date the API will continue to operate,
but Google will no longer fix bugs or provide API support. On
October 30, 2026, the Fitbit Web API will be turned off and will no
longer function or sync data to or from Fitbit users. To continue
accessing data for your users after this date, migrate to the
Google Health API.