Montane - UK

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

4.7 / 4,973 reviews

Categories

Email marketingSMS marketing

Developer

Klaviyo

Tracked since

Oct 2025

Pandectes GDPR Compliance

Protect your store with the premier compliance suite for global Privacy Laws, Web Accessibility (ADA/WCAG), and EU Withdrawal process. As a Shopify Plus Partner and Google/Microsoft Certified CMP, we ensure your store is compliant with 24/7 live support. We offer GDPR, CCPA, etc banners, also an Accessibility Widget for inclusive browsing and a Withdrawal Module. Integrated with Google Consent Mode v2, IAB TCF v2.4, & Shopify Privacy API. Best for Online Store 2.0 and hydrogen / headless stores.

Rating

5 / 3,944 reviews

Categories

AccessibilityCookie consent

Developer

Pandectes

Detected

February 11, 2026

Hulk Contact Form Builder B2B

Form Builder lets you create unlimited custom forms, including registration forms, contact forms, survey forms, wholesale order forms, multi-step forms, and Typeform-style forms for your Shopify store. With drag-and-drop design, Google reCaptcha, advanced conditional logic, and custom fields, building forms is easy. Supports file uploads and works with all Shopify themes. Before the holiday season, collect early-access sign-ups with a popup form that closes when the sale starts.

Rating

4.9 / 2,736 reviews

Categories

FormsSurveys

Developer

HulkApps

Tracked since

Oct 2025

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

4.7 / 2,508 reviews

Categories

Product comparisonProduct variants

Developer

Staytuned

Detected

May 20, 2026

Okendo: Reviews & Loyalty

Okendo gives you the tools to turn your shoppers into Superfans! It's a unified platform with 5 connected, fully featured apps for powering Reviews, Loyalty, Surveys, Quizzes and Referrals. With Okendo, you can power engagement and conversion across all stages of the customer journey. And by having everything in one place you save money on subscription costs and streamline internal workflows. Join the thousands of Shopify brands growing faster and smarter with community marketing by Okendo.

Rating

4.8 / 1,670 reviews

Categories

Loyalty and rewardsProduct reviews

Developer

Okendo

Tracked since

Oct 2025

Bold AI Upsell & Cross‑Sell

Most upsell tools cover one or two touch-points. Bold Upsell covers all of them: product pages, cart, checkout, post-purchase, and email, with AI-powered offers that get smarter with every transaction. Use Smart AI to surface the highest-converting offers automatically, or build your own funnels with manual controls. Chain offers so every accept triggers the next opportunity. True upsells, cross-sells, order bumps, Buy X Get Y, and subscribe-to-save, at every stage. Flat Rate Monthly pricing.

Rating

4.4 / 1,615 reviews

Categories

Cart customizationUpsell and cross-sell

Developer

Bold

Tracked since

Oct 2025