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The world’s slimmest continuous heart rate tracker

Now available to buy

Introducing the all-new

New Accessories

Customize Alta HR & Charge 2 with these stylish bands.

EXPLORE SLEEP STAGES & INSIGHTS

See time in light, deep & REM sleep, plus personalized insights to help you sleep better.

REACH YOUR GOALS WITH FITSTAR^tm

Recommended video workouts based on your Fitbit activity, plus customizable music.

Fitbit motivates you to reach your health and fitness goals by tracking your activity, exercise, sleep, weight and more.

See how Fitbit can help you exercise, eat, sleep & live better

Take a quiz to find the right tracker for you

Learn why people love the Fitbit app