Klaviyo is an autonomous B2C CRM and AI marketing platform that unifies customer data and automates email, SMS, RCS, WhatsApp, and mobile push communications. The search results do not provide specific information about 'Etcx' as a distinct tool; the website provided appears to be Klaviyo.com.

Klaviyo is a comprehensive marketing platform for commerce and web businesses providing email marketing, SMS, WhatsApp marketing, RCS, and mobile push notifications powered by AI. The platform integrates with ecommerce platforms to drive personalized, revenue-generating campaigns. Users can manage customer communications across multiple channels from a unified interface.
Leading loyalty platform for Shopify brands
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Smile.io is the leading loyalty platform for Shopify brands, offering tiered pricing with no hidden fees and predictable pricing at competitive rates for loyalty program management.
Turn live video into real revenue with fully shoppable experiences
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Sprii is a comprehensive live shopping platform that enables brands to host shoppable livestreams on social media and their own websites. The platform powers fully interactive live shopping experiences with integrated inventory management and order fulfillment.
Powerful tools for social media management
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Sprout Social is an AI-powered Social Intelligence Platform that enables teams to manage, publish, engage, and analyze social media across multiple channels. It provides real-time insights, smart inbox capabilities, and influencer marketing tools to maximize social ROI.