Kiwi helps you remove any sizing uncertainty with customizable size charts and AI-powered fit recommendations that guide shoppers to the right choice. The result? More confident purchases and fewer returns. Add size charts and smart recommendations to any product, from apparel to dog collars. Quick to set up and gives you the flexibility to create a sizing experience that looks professional and fits your brand.

Let customers apply and combine discount codes directly in the cart, so they can see their savings before checkout. Showing discounts earlier in the buying process helps reduce friction and keeps customers moving through checkout. Multiple discount codes can be used together and combined with automatic discounts in a single step. A built-in cart progress bar helps promote free shipping and highlights savings in real time. Setup is simple and does not require coding.

Get the most out of your product reviews with all your data consolidated in one platform. Deliver a seamless customer experience with all review requests on brand, on time, and never double-sent – Klaviyo already has all your existing templates and applies smart sending rules to all sends.

Twik predicts shoppers' intentions by understanding them. Use our intelligent analytics to immerse in your visitors' journey, crafting a shopping experience personalized for each customer.

Go beyond the basics with Klaviyo’s AI-first B2C CRM. Klaviyo syncs Shopify data in milliseconds so every message and insight reflects what’s happening in your store right now. Unify data from 350+ integrations and boost marketing performance with campaigns, smart segmentation, and automated workflows from Klaviyo’s AI Agents. Over 117k brands use Klaviyo and Shopify to grow faster with personalized emails, SMS, WhatsApp messages, and AI customer service tools that turn browsers into buyers.