Klaviyo: Email Marketing & SMS

Klaviyo is highly praised by users for its effectiveness in marketing, seamless integration with Shopify, ease of use, and excellent customer service. Users appreciate the intuitive interface, the ability to set up email campaigns and automation flows without tutorials, and the impact on increasing sales. The app is described as a game-changer and a must-have for online stores. However, there are some negative reviews mentioning issues with billing, lack of support, and a complex email editor that hinders the user experience.