Substack is testing sponsorships that let brands fund access to paid content. The new formats could help publishers earn ...

Newsletter subscription platform Substack will begin taking advantage of an option on the U.S. App Store that allows users to make purchases outside of Apple’s in-app purchasing system. This ...

Sooner or later, ads come for everyone. Substack—long a holdout—is taking its most concrete step yet toward advertising, announcing a limited beta program on Tuesday that allows a small group of ...

Paid subscriptions to U.K.-based publishers and creators have officially surpassed half a million on Substack, in exclusive new data released to The Hollywood Reporter. The milestone comes as Substack ...

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