The default email/SMS platform for ecommerce, with deep native integration into Shopify and other store platforms.

An ecommerce email and SMS platform positioned as a lower-cost Klaviyo alternative with similar automation depth.

Budget-friendly email marketing platform with a clean drag-and-drop editor and generous free tier.

Very low-cost email and SMS marketing platform with a genuinely functional free plan for small lists.

Design-forward email marketing tool with visually striking templates and unusual flat-rate (not per-subscriber) pricing.

Budget all-in-one platform bundling funnels, email marketing, courses, and affiliate management, with a genuinely usable free tier.

Newsletter platform built by ex-Morning Brew staff, with strong built-in growth and monetization tools.

Cold outreach platform built for agencies managing cold email at scale across many client accounts.

Formerly Sendinblue — an email and SMS platform known for pricing based on contacts sent to, not list size.

Behavior-triggered messaging platform letting product teams send email, push, and SMS based on in-app actions.