Designed for children of 6 and up, Fitbit Ace 2 is a basic activity and sleep tracker in a selection of funky colours, in a rugged band. This updated version is swimproof to 50m and there are some ...
Now it's the most popular smartwatch in the world, with a 55% market share that dwarfs competitors like Google, whose $2.1 billion Fitbit acquisition gave it an edge starting in 2019. Facebook is ...