Side-by-side pricing, features, and free plan comparison — everything you need to choose between ActiveCampaign and Substack.
Verified May 2026.
ActiveCampaign: Email marketing + CRM combined — advanced automation, lead scoring, and site tracking for growth-focused businesses. Substack: Write and monetise a newsletter for free — Substack takes 10% of paid subscription revenue, nothing on free newsletters.
ActiveCampaign starts from Pay-as-you-go. Substack starts from Free.
ActiveCampaign: No free plan. Substack: Yes, free plan available.
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