Klaviyo
klaviyo.com
Email and SMS built around e-commerce data
from $20/moFree plan
Email campaigns and automations for small business
One of the longest-running email marketing platforms. Campaign builder, audience segmentation, landing pages, basic automation journeys and a large template library. Owned by Intuit.
Free plan, no card required
Ongoing free tier published by the vendor. Limits vary by plan.
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