Klaviyo

Klaviyo is an all-in-one marketing automation platform built specifically for B2C businesses, combining email marketing, SMS, push notifications, WhatsApp, RCS, and customer reviews into a single unified solution. At its core, the platform captures every customer interaction — from website clicks and purchases to support conversations — and consolidates that data into comprehensive customer profiles, enabling businesses to deliver highly personalized, trigger-based marketing journeys without the need for multiple disconnected tools. Powered by built-in AI, Klaviyo helps marketers optimize message content, audience segmentation, and send timing to maximize conversions, while advanced analytics features like RFM modeling, funnel reporting, and catalog insights provide a deeper understanding of customer behavior and revenue opportunities. The platform integrates with more than 400 third-party tools, including Shopify, BigCommerce, Salesforce B2C Commerce, and dozens of loyalty, review, and subscription apps, making it especially well-suited for direct-to-consumer e-commerce brands of all sizes — from growing startups to large-scale retailers. Marketing managers, e-commerce operators, and CRM teams rely on Klaviyo to solve challenges like cart abandonment, customer retention, post-purchase engagement, and audience re-activation through automated, data-driven campaigns across every customer touchpoint. With more than 170,000 businesses on the platform, Klaviyo has established itself as a leading choice for consumer brands looking to unify their marketing stack and drive measurable revenue growth.