Best free Marketing Shopify apps in 2026 [Updated]
PickYourApp Review Team
6 min read
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Dec 25, 2025
The best free Shopify marketing apps help merchants grow their business through customer reviews, abandoned cart recovery, email marketing, and mobile engagement. From collecting product reviews with Trustoo to recovering lost sales via WhatsApp notifications, these essential tools enable automated marketing workflows without upfront costs. Whether you need email popups for list building, restock alerts for inventory management, or direct mail campaigns for customer retention, these free marketing solutions provide the core features needed to expand your store's reach and convert more shoppers into loyal customers.
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#1. SendWILL (Trustoo): 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. Notify Customers with back in stock alert when items are restock & make out-of-stock waitlist
Never miss a sales opportunity with REZ Notify Me, a complete back-in-stock alert solution for your Shopify store. When items are out of stock, display a customizable "Notify Me" button that lets customers join your product waitlist. The app automatically sends restock notifications via email when products become available again. Track customer demand through detailed product analytics while building your mailing list. With fully customizable notification templates and alert emails, you can keep shoppers engaged and informed about the items they want. Send up to 1,000 email notifications monthly and get support from our dedicated team via live chat or email whenever you need help.Install from Shopify App Store