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.

Quantity breaks & tiered pricing app to boost AOV & conversion rates. Create volume discounts, bulk discounts, product bundle discounts & BOGOs. Mobile-responsive progress bar or rewards bar for free gift with purchase & free shipping goals. Offer upsell discounts with mix and match bundles, volume bundles & quantity selector. Tiered cart discounts, BXGY & Buy one get one offers with discount codes. Automate free gifts & free product rewards with automatic gift add to cart for spend goals.

Vify Order Printer is a robust invoice generator that helps you create, customize, and download invoices, packing slips, refunds, and B2B invoices in multi-language and multi-currency formats. The app enables bulk print invoices and automated delivery to customers, staff, or B2B partners. As a flexible order printer, it supports separate invoice styles and offers reliable near-24/7 assistance. It ensures smooth document workflows for growing stores of all sizes around the world.