Fitbit

Google Fitbit
DeveloperGoogle
Typeactivity tracker, smartwatch
Operating systemproprietary, Fitbit OS
Websitestore.google.com/category/watches_trackers
Fitbit app
DeveloperGoogle
Initial releaseMarch 21, 2014 (2014-03-21)
Stable release(s) [±]
Android4.64.0 (Build 875641621) / February 26, 2026 (2026-02-26)
iOS4.64.0 / February 26, 2026 (2026-02-26)
Operating systemAndroid 11+, iOS 16+
Websitewww.fitbit.com 

Fitbit is a line of wireless-enabled wearable technology, physical fitness monitors and activity trackers such as smartwatches, pedometers and monitors for heart rate, quality of sleep, and stairs climbed as well as related software. It operated as an American consumer electronics and fitness company from 2007 to 2021.

The Fitbit brand name was originally owned by Fitbit, Inc., founded by James Park and Eric Freidman. The company was acquired by Google in January 2021 and was absorbed into the company's hardware division.

In 2019, Fitbit was the fifth-largest wearable technology company by shipments. The company has sold more than 120 million devices and has 29 million users in over 100 countries.