Take control of your growth
Talk to your customers like you know them,
because you do
Klaviyo helps you uncover powerful data you didn ’t even know existed to help you build meaningful connections with your customers.
Trust the 100,000+ paying customers




Annmarie Skin Care saw 69.8x ROI from Klaviyo
You can pretty much do anything with Klaviyo. It’s a central heartbeat for our company.”
Build 1:1 relationships with your customers
Automations platform
Save time, increase your ROI, and make money while you sleep.
300+ integrations
Integrate with the platforms you already use, sync your data, and grow your brand.
Our customer data platform (CDP) is your single source of truth
Viori drives retention and repeat purchases with Klaviyo
The strategy behind email and SMS when woven together is unique timing and messaging that targets the customer at the right moment in their customer journey. A new customer doesn’t need the messaging that a repeat purchaser gets and vice-versa.”
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Even more support to reach your ecommerce peak
Developer portal
Get insights and API information to build better experiences.