DUER

Klaviyo: Email Marketing & SMS

Go beyond the basics with the Klaviyo marketing app. New stores get a guided setup — sign-up form, welcome email, and abandoned-checkout flow — without leaving Shopify Admin. 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.

Rating

4.5 / 4,966 reviews

Categories

Email marketingSMS marketing

Developer

Klaviyo

Tracked since

Feb 2025

Notify! Back in Stock+Wishlist

Add “Notify Me,” “PreOrder,” or “Wishlist” buttons to out-of-stock product, home, and collection pages. Send auto restock alerts via email/SMS/push. Accept D2C/B2B pre-orders with discounts, notes, and partial payments. Show low stock with a “only X left” counter for FOMO and forecast inventory with low stock alerts. Wishlist lets shoppers save items and return later, boosting engagement and recovery. More presale, back in stock and wish list features with GDPR and details Inside Notify Me!™.

Rating

4.9 / 4,487 reviews

Categories

Pre-ordersStock alerts

Developer

Notify Me!

Detected

October 29, 2026

Kiwi Size Chart & Recommender

When customers aren't sure about sizing, they hesitate, or return their order, which gets costly during the holidays. Kiwi helps you remove that 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 more. No code, quick setup. Launch in minutes and create a sizing experience that matches your brand.

Rating

4.8 / 2,507 reviews

Categories

Product comparisonProduct variants

Developer

Staytuned

Tracked since

Feb 2025

Blockify Fraud Filter, Blocker

Blockify Fraud Filter & Blocker is a robust solution for store protection, fraud control, and fraud prevention. It allows you to block IPs, countries, bots, and spy extensions, while also preventing fraudulent orders using proxy, Tor, VPN detection, and AI fraud filters. With a country blocker and visitor analytics, you can monitor traffic, control risks, and gain actionable insights. Blockify also auto-cancels high-risk orders and includes content protection features to safeguard your store.

Rating

4.9 / 2,082 reviews

Categories

FraudGeolocation

Developer

Blockify

Detected

July 31, 2026

Postscript SMS Marketing

Postscript is the AI Retention Platform for Shopify brands. Grow your list with patented Onsite Opt-in, then turn subscribers into repeat buyers with SMS, RCS, and email. Shopper, our agentic marketing suite, answers questions, recommends products, and sends 1:1 messages 24/7. Infinity Testing keeps every campaign and flow improving on its own, and Brand Center keeps AI on-brand. Built-in compliance guardrails and expert support keep you protected. Email is rolling out to brands in phases.

Rating

4.9 / 1,991 reviews

Categories

Abandoned cartSMS marketing

Developer

Postscript

Detected

March 31, 2026

Weglot: AI Translation & SEO

Weglot lets you launch a multilingual eCommerce store in under 5 minutes. Start with automatically-generated AI-powered translations (DeepL, Google, Microsoft) across 110+ languages. Edit manually, collaborate with your team, or order professional translations. Customize your AI Language Model so it learns your brand voice for consistent, natural results. SEO-friendly by default, it follows Google’s best practices so all translated pages are indexed and ready to rank.

Rating

4.6 / 1,684 reviews

Categories

Currency and translation

Developer

Weglot

Detected

June 5, 2026