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.

High-conversion one click upsell & post purchase upsell app. Bundle frequently bought together products & addons to increase AOV. Use in cart upsell, cross sells & automatic product recommendations for complementary products on product page & cart drawer. Checkout upsell extensions & discount functions for bundling accessories. Mobile-responsive upsell funnel with thank you page & pop up upsell offers works with any theme to boost conversion rates in multi-language & multi-currency stores.

Sell more with email marketing, SMS, newsletters, and web push in one app — turn visitors into customers and repeat buyers. Connect ChatGPT or Claude to Omnisend via MCP: create campaigns and build segments without leaving the chat. Omnisend's AI marketing writes on-brand copy and powers product recommendations. Grow your email list with popups and signup forms, then let marketing automation run abandoned cart and welcome automation. Plus 24/7 email & live chat support and 250+ integrations.

Upgrade to Redo to transform your operations. Ditch old return methods that hurt profits and instead boost your sales and customer loyalty with return coverage and an exchange first experience. Streamline fulfillment with a smart shipping & fulfillment system. Increase customer satisfaction and repeat purchases by providing personalized customer support with AI and self-service flows. Drive customers to branded landing pages and promote upsells through order tracking and a full ESP.

Our verification technology enables you to expand your customer reach and turn visitors into loyal customers with gated discounts. Instantly verify and convert high intent shoppers with targeted offers built just for them. Enjoy a seamless integration with your website so you stay in complete control of the user journey and who, how, where and when your offers can be redeemed. Capture and leverage verified zero-party data to supercharge customer engagement and build brand loyalty.