For some it makes the world feel a littler smaller by connecting family and friends irrespective of the distance between them.
Others use it to become part of communities they may never have otherwise discovered, sharing talents, laughs and vital advice along the way.
But for a creative few, posting on social media can be a bona fide way to make or support a living or cause – and find fame on the small screen.
We've trawled the likes of Instagram, TikTok, Twitch, YouTube – and even LinkedIn – to bring you a list of 18 Portsmouth influencers you ought to follow.
From post-natal advice to free fitness tips, social media is a window into their world and more than 10million people are already watching.
Do you recognise any of the faces here?
MORE PHOTOS: 13 lost buildings the people of Portsmouth want back
But for a creative few, posting on social media can be a bona fide way to make or support a living or cause – and find fame on the small screen.