Browse tools in this category, compare pricing and features, and read our independently researched reviews.
Kit, formerly known as ConvertKit, is an email marketing platform built for creators, newsletter writers, and course/digital-product sellers.
Klaviyo is an ecommerce-focused email and SMS marketing platform with deep integrations for Shopify and other online store platforms.

Brevo is an affordable, multi-channel marketing platform combining email, SMS, WhatsApp, and light CRM/sales tools, with a genuinely free forever plan.
Mailchimp is a long-established email marketing and marketing automation platform used by small and mid-sized businesses for campaigns, automation, and basic CRM.