Substack, the flourishing four-year-old newsletter company, has always touted itself as a savior. It was a way to make real money from writing without the hand-to-mouth hustle of freelancing. You ...

Over the past year, Substack has considerably expanded its video tools for creators, evolving from a platform primarily dedicated to newsletters. On Wednesday, Substack announced new features ...

The publishing platform’s founders want Substack to be an “alternate universe on the internet.” But it faces copycat rivals, an exodus by writers and a need to move beyond newsletters.

Substack is adding theming options so writers can change colors and fonts. It’s also adding new list and aggregation tools so that writers can contact specific readers or run multiple publications.