Shopify limit 2048 variants per product. This app helps you to create infinite custom product options like textbox, file upload, dropdown, etc... It also encourages buyers to personalize their products, which increases sales. Allow shoppers to design their own custom products based on flexible option choices. Apply particular option set to appropriate products. Your customer will be happy to pay a small extra amount for a custom option to have the most satisfied product.

Klaviyo Reviews collects text, photo, and video reviews with automated email and SMS requests from prebuilt flows. Verified reviews build trust, and AI helps customers write reviews and drafts your replies in your brand voice. Show ratings, summaries, and reviews in on-brand widgets, sync to Google Shopping, and add custom questions. Because reviews live in your CRM, segment on ratings, personalize across channels, feature reviews in campaigns and flows, and route low ratings to support.

Go beyond the basics with the Klaviyo marketing app. 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 marketing automation tools that turn browsers into buyers.

Inbox puts an AI-powered sales associate on your storefront. Buyers can ask questions and get help finding the right products from your catalog. When buyers sign in with Shop, your Inbox agent can personalize replies using their preferences and purchase history from across Shopify. Run Inbox with or without the agent. Inbox learns from your catalog, policies, and store content while you control its tone, style, and rules.

Smile makes it easy to create a fully branded loyalty program that keeps customers coming back. Reward purchases with points, offer exclusive VIP perks, and thank your biggest fans for sharing with friends. Run engaging promotions like 2x points weekends and special VIP pricing to drive conversions, amplified across every channel with Klaviyo. Powerful analytics give you clarity, confidence, and benchmarks against top brands. Join thousands of Shopify merchants growing with Smile today!