Garmin Forerunner 935 - A smartwatch for runners ⌚🏃
Mi Fit - Mi Fit is a band to monitor your health and fitness level on daily basis.
TomTom Spark 3 - The Spark 3 is a good fitness tracker for triathletes. It also features a unique and very simple-to-use tracking system. If you're prepared to pay extra, you can get a model with a heart rate monitor and music playback.
Strava - The #1 app for runners and cyclists
Apple Watch Series 3 - Apple's newest internet-connected smartwatch
fitbit - The Fitbit mobile app is for people who use Fitbit fitness trackers to keep track of their activity goals, food plans, and other fitness related things. Read more about fitbit.