Publishing platform for paid newsletters with built-in subscription billing.
Substack is a email marketing platform founded in 2017 with a hiltonsoftware Score of 81/100. Substack pricing starts at 10% of revenue/month with a free plan available. Substack serves 35M+ readers users and competes with Mailchimp, ConvertKit, and Campaign Monitor in the email marketing market. Key Substack features include Newsletter publishing, Podcast hosting, and Paid subscriptions. hiltonsoftware.co rates Substack 4.5/5 based on user ratings (40%), feature depth (25%), value for money (20%), market presence (10%), and growth trajectory (5%).
Writers wanting to launch and monetize a paid newsletter business.
Reviewed by Marcus Johnson, Marketing & Growth Specialist. Last updated: March 2026. Pricing verified. Methodology