Best free Marketing and conversion Shopify apps in 2026 [Updated]
PickYourApp Review Team
6 min read
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Feb 04, 2026
The Best Free Shopify marketing apps help merchants build trust, increase sales, and engage customers without spending a dime. From one-click order forms and social proof popups to product reviews and bundle offers, these essential tools simplify conversion optimization. Whether you need stock level indicators, back-in-stock alerts, or affiliate marketing solutions, this curated collection features proven apps that deliver real results for online stores. Each app focuses on specific aspects of the customer journey, making it easier to grow your Shopify business.
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#1. SendWILL (Ecomsend): grow your list with popups, send email campaigns & automate sales on autopilot.
SendWILL (Trustoo) is an all-in-one email marketing platform designed to grow your e-commerce business. Capture emails using popups, exit-intent triggers, spin-the-wheel games, and sign-up forms. Create beautiful email campaigns with the drag-and-drop editor and professional templates. Automate your marketing with welcome series, cart recovery emails, discount alerts, and customer win-back flows. Customize popup designs and email templates to match your brand perfectly. Subscribers sync automatically to Shopify and integrate with Klaviyo, Mailchimp, SMSBump, and Privy. Easy setup with no coding required. Get 24/7 support via chat or email. Drive more sales on autopilot with SendWILL.Install from Shopify App Store
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#2. Build your brand from zero? Make it grow with product reviews & testimonials that stand out
Turn your store's customer feedback into a powerful sales tool with Air Reviews. This user-friendly app helps both new and established merchants collect authentic product reviews through automated email requests. Encourage more customer reviews by offering reward discounts, then showcase the best testimonials using customizable widgets like star ratings, review carousels, and review boxes. The app's SEO-optimized review snippets help improve your visibility in Google search results, driving more organic traffic to your store. With reliable 24/7 support available even on the free plan, Air Reviews makes it simple to build trust with potential customers and convert more visitors into buyers through genuine user-generated content and product reviews.Install from Shopify App Store