Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Substack It seems ...

Substack now lets users subscribe to any paid publication via an in-app purchase from the official iOS app. The news comes after the company tested the feature with 30,000 creators. This makes ...

Substack, originally a newsletter service, says its app now has millions of users interacting with its creators. By Benjamin Mullin and Jessica Testa Substack began its life as a buzzy newsletter ...