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.

Monk is built to do one thing exceptionally well: drive additional sales and conversions from your current store traffic. Run offers, discounts and product recommendations wherever they work best for you - product page, cart, checkout, or post-checkout. Customise the design & experience of the app's widgets (+ translate text) to suit your theme and brand and use the in-app eligibility rules engine to create highly targeted and personalised buyer experiences.

Create a shoppable Instagram feed with a live Instagram gallery, Instagram reels, posts, shoppable videos, and UGC (tagged posts). Tag products in posts and reels to build an Instagram shop and shopping feed where visitors discover and buy products. Display your insta feed in a modern Instagram grid, carousel, collage, and gallery. Manage your instafeed with an easy admin panel and create an engaging Instagram feed widget for your Shopify store.

Retain more customers with a customisable loyalty program and referrals. Launch quickly and easily make changes, no coding required. Encourage customers to spend more and increase repeat purchases with 20+ out-of-the-box campaigns, like goal spend and social media engagement. Acquire more new customers quickly by incentivizing referrals. Access advanced analytics to understand customer behaviour and optimise your rewards program to boost engagement and create lasting brand loyalty.

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. 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.