Fitbit has been helping people build healthier habits for over 15 years. Now part of Google, Fitbit combines industry-leading fitness tracking with smart health tools powered by Google's technology and the depth of the Fitbit app ecosystem. From slim, everyday bands like the Inspire 3 to full-featured smartwatches like the Sense 2 with ECG and stress tracking, Fitbit covers the full spectrum of wellness. Every device tracks sleep stages, heart rate, activity, and stress — with Fitbit Premium offering deeper insights, guided programs, and personalized health reports. Compatible with both iOS and Android, Fitbit is one of the most accessible and well-supported fitness platforms on the market.