Top 10 Shopify Stock Alert Apps Compared for 2026

Stockouts can mean lost sales and disappointed customers. For Shopify merchants, having a reliable way to notify shoppers when products are back in stock is essential for capturing missed revenue and building loyalty. Stock alert apps automate this process: they let customers request notifications for out-of-stock items, then send alerts via email or SMS when inventory is replenished. With dozens of options available, it can be tough to pick the right solution for your store.

When considering a stock alert app, merchants should look closely at supported notification channels (email, SMS), language coverage, integrations with marketing tools, automation features like batch notifications, and how pricing scales with store size. The ideal app will fit your workflow and customer base while staying affordable as you grow.

Our top pick for 2026 is SC Back in Stock Notify Me, which stands out for its powerful multi-channel alerts, deep integration options, unmatched language support, and flexible pricing that starts free. Let's compare the best Shopify stock alert apps in detail below.

SC Back in Stock Notify Me

Overview: SC Back in Stock Notify Me by Shop Circle is a comprehensive stock alert and restock notification solution for Shopify merchants. It empowers stores to capture lost sales by letting customers sign up for alerts on out-of-stock products and automatically notifying them via email or SMS as soon as the item is available again.

Key Capabilities:

• Back in Stock, Restock, and Out of Stock Alerts
• Multi-channel notifications: Email and SMS
• Customizable "Notify Me" buttons and alert templates to match your store's brand
• Waitlists for out-of-stock products and price drop notifications
• Low stock warnings and inventory controls to preemptively engage customers
• Manual and real-time alert options for full flexibility
• Batch notifications, bulk export, and advanced analytics & reports
• Multi-location support and sync with Klaviyo and Mailchimp
• Supports 30 languages, one of the broadest coverages in the category
• Integrates with Shopify Admin, Dotmailer, Klaviyo, Mailchimp, and Transcy

Pricing Breakdown:

• Free to install: 50 email alerts/month, unlimited requests, automatic notifications, bulk export, integrations
• Email Only ($10/month): Unlimited emails, batch notifications, multi-location, inventory controls, sync with Klaviyo & Mailchimp
• Starter ($20/month): Unlimited email alerts, 200 SMS notifications, analytics & reports, optional SMS tokens
• Pro ($45/month): Unlimited email alerts, 500 SMS notifications, analytics, custom email addresses, full SMS features

Pros:

• Extensive feature set with both email and SMS channels
• Generous free tier with unlimited requests
• Deep integration options with leading marketing platforms
• Unmatched support for 30 languages, ideal for global stores
• "Built for Shopify" designation for reliability and seamless fit
• Flexible, tiered pricing for all store sizes

Cons:

• SMS alerts are limited by plan tier

Verdict: SC Back in Stock Notify Me is a top choice for merchants seeking a reliable, feature-rich, and scalable stock notification solution—especially those with international customers or advanced integration needs.

Preorder Now Presale Timesact

Overview: Preorder Now Presale Timesact offers pre-order management and back in stock waitlists, letting merchants sell upcoming or out-of-stock products and keep shoppers engaged for future releases.

Key Capabilities:

• Preorders, back in stock waitlists, and mixed cart alerts
• Unlimited email sending, unlimited sign-ups, and custom domain support
• Advanced analytics, split payments, deposit options, and CSV upload
• Product tagging to activate preorder or restock flows
• Integrations with Checkout, Shopify Flow, Shopify Admin, EComposer, GemPages, Instant, Klaviyo, Pagefly, Shogun
• Support for 22 languages

Pricing Breakdown:

• Free (New Users): 20 orders/month, unlimited email sending/sign-ups, unlimited coming soon & low stock, Timesact branding
• CORE Flex ($5/month): Adds 10 extra orders/month, advanced analytics (30 days), split payments, CSV upload, SMS
• PRO Flex ($7/month): Advanced analytics (unlimited), storewide auto back in stock, low stock alerts, markets & locations
• CORE Fixed New ins ($23/month+): Tiered based on Shopify plan, all core features, no transaction fees

Pros:

• Powerful pre-order and restock management
• Unlimited email notifications and sign-ups on all plans
• Wide integration and automation options
• Highly rated (5.0) with a large number of reviews
• "Built for Shopify" and supports 22 languages

Cons:

• Some advanced features require paid tiers

Verdict: Preorder Now Presale Timesact is ideal for stores prioritizing pre-order management alongside back in stock alerts, especially those needing advanced analytics and broad integration support.

Essent Preorder Back in Stock

Overview: Essent Preorder Back in Stock combines pre-order management, presale, and back in stock waitlists for merchants who want to maximize capture on out-of-stock, coming soon, or made-to-order items.

Key Capabilities:

• Pre-order, backorder, presale, and coming soon alerts
• Automated preorder and back in stock notifications
• Customizable buttons, sign up forms, and emails
• Variant-specific alerts and full/partial payment support
• Integrates with Checkout, Shopify Admin, Essential Sticky Add to Cart, Omnisend, PageFly, Product option apps, Sidekick
• 24-language support

Pricing Breakdown:

• Free: 10 preorders/month, 300 back in stock notifications/month, unlimited sign-ups
• Lite ($5/month): 50 preorders, 500 notifications, premium support, translations
• Starter ($9/month): 100 preorders, 1000 notifications, market targeting, mixed cart validation
• Essentials ($25/month): 500 preorders, 3000 notifications, advanced features

Pros:

• Comprehensive preorder and alert capabilities
• Strong customization and internationalization
• 24/7 support on all plans
• "Built for Shopify" status

Cons:

• Notification and preorder limits on lower tiers

Verdict: Essent Preorder Back in Stock is best for merchants looking for an all-in-one preorder and stock alert tool with deep customization and language support.

Preorder, Back in stock Duck

Overview: Preorder, Back in stock Duck helps Shopify merchants create presales, backorders, and "notify me" restock waitlists to keep customers engaged and sales flowing even when inventory is low or unavailable.

Key Capabilities:

• Unlimited preorders with no transaction fees
• Automatic and variant-specific back in stock alerts
• Customizable buttons, forms, and emails
• WhatsApp integration and 24/7 live chat support
• Integrates with Checkout, Shopify Admin, Klaviyo, WhatsApp business integration
• English language support

Pricing Breakdown:

• FREE: Unlimited preorders, 50 back in stock emails/month
• ESSENTIALS ($9/month): Unlimited preorders, 500 emails/month, all features
• PRO ($29/month): Unlimited preorders, 3,000 emails/month, WhatsApp alerts
• ELITE ($89/month): Unlimited preorders and alerts, dedicated CSM

Pros:

• Unlimited preorders on all plans
• Variant-specific and WhatsApp alerts
• No transaction fees
• 24/7 live support

Cons:

• Only supports English
• Unlimited back in stock alerts require highest tier

Verdict: A strong fit for merchants focused on unlimited preorders or those wanting WhatsApp integration and fast support.

Notify Me! Back in Stock Alert

Overview: Notify Me! Back in Stock Alert provides a multi-purpose tool for waitlists, preorders, wishlists, and low stock warnings, aiming to help stores avoid missed sales opportunities across several workflows.

Key Capabilities:

• Automated email, SMS, and push alerts for restocks
• Wishlist and preorder functionality
• Low stock widgets and customizable notifications
• Integrates with Checkout, Shopify POS, Klaviyo, Mailchimp, Omnisend, and more
• Supports 13 languages

Pricing Breakdown:

• Lite (Free): 10 restock notifications, 5 preorders, 50 wishlist actions
• Kickstart ($9.90/month): 500 preorders, 500 alerts, 2000 wishlist actions, customization
• Starter ($19.90/month): 500 preorders, 500 alerts, advanced customization, reporting
• Standard ($39.90/month): 1500 alerts, 10000 wishlist actions, priority support

Pros:

• Very large user base and high ratings
• Multi-channel notifications and wishlist features
• Extensive integrations

Cons:

• Higher volume plans cost more

Verdict: An excellent option for stores needing robust wishlist and preorder tools alongside stock alerts.

Amp Back in Stock & Preorder +

Overview: Amp Back in Stock & Preorder + focuses on delivering instant restock alerts via email, SMS, and push notifications while also supporting preorders and wishlists.

Key Capabilities:

• Instant restock alerts (email, SMS, push)
• Preorder functionality and wishlists
• Low stock badges and activity reporting
• Klaviyo, MailChimp, Zapier integrations
• English language support

Pricing Breakdown:

• Free: 10 notifications/month, unlimited registrations
• Starter ($19/month): 500 notifications, unlimited preorders, SMS, wishlists
• Growth ($49/month): 2000 notifications, advanced integrations, custom domains
• Pro ($99/month): Unlimited notifications/preorders, API/webhooks

Pros:

• Push notification support
• Comprehensive integration options

Cons:

• Only supports English

Verdict: A good match for merchants prioritizing push notifications and integration with Zapier or custom workflows.

Notify Me, Back in Stock: CW

Overview: Notify Me, Back in Stock: CW provides customizable back in stock alerts for out-of-stock products, with support for both email and SMS notifications.

Key Capabilities:

• Email and SMS notifications
• Customizable inline and floating buttons
• Integrates with Ecomposer, gempage, Klaviyo, MailChimp
• Supports 8 languages

Pricing Breakdown:

• Free: 10 notifications/month, unlimited sign-ups
• Starter ($9.90/month): 50 notifications, all integrations, product-specific buttons
• Growth ($29/month): 3000 notifications, SMS, floating pop-up widget

Pros:

• Email and SMS channels
• Auto multi-language translation on Growth plan

Cons:

• Lower notification limits on entry plans

Verdict: A practical solution for stores needing both email and SMS alerts with flexible display options.

WC Wishlist & Back in Stock

Overview: WC Wishlist & Back in Stock combines wishlist functionality with restock and price drop alerts, aiming to drive sales by reminding customers about products they're interested in.

Key Capabilities:

• Unlimited wishlists, back in stock, price drop, and restock alerts
• Automated reminders and advanced analytics
• Export/import wishlists, guest and multi-wishlist support
• Integrates with Customer accounts, Shopify Flow, Google Analytics, Klaviyo, Mailchimp, Omnisend, and more
• Supports 10 languages

Pricing Breakdown:

• Basic ($4.99/month): Unlimited wishlists, alerts, analytics
• Pro ($9.99/month): Additional features
• Advance ($14.99/month): More advanced analytics
• Enterprise ($24.99/month): Headless/API integration, AI-powered analytics, dedicated support

Pros:

• Strong wishlist and analytics capabilities
• API and headless integration on top tiers

Cons:

• No free plan

Verdict: Great for merchants who want wishlists and advanced analytics alongside stock alerts.

EZ Preorder & Back In Stock

Overview: EZ Preorder & Back In Stock enables merchants to accept preorders for sold-out or unreleased products while also providing back in stock notifications.

Key Capabilities:

• Preorder management with custom notes and badges
• Back in stock alerts with language translation
• Bulk editing features, partial payments, preorder discounts
• Integrates with Checkout and Shopify Admin
• Supports 5 languages

Pricing Breakdown:

• Free: 10 preorders or $400, 30 restock alerts
• Core ($10/month): 50 preorders, 250 alerts, bulk editing
• Growth ($20/month): 150 preorders, 750 alerts, badges, custom preorder page
• Professional ($30/month): 300 preorders, 1500 alerts, partial payments, discounts

Pros:

• Solid preorder and back in stock functionality
• Partial payments and discounts

Cons:

• Notification/preorder volume limited by plan

Verdict: A good fit for merchants experimenting with preorders and stock alerts on a limited scale.

PreOrder Now Back in Stock WOD

Overview: PreOrder Now Back in Stock WOD helps merchants capture sales with preorders and back in stock email alerts, including dynamic mixed cart alerts and partial payment options.

Key Capabilities:

• Preorder management and back in stock alerts
• Dynamic mixed cart alerts and flexible partial payments
• Preorder badges, customizer, and dedicated support for higher Shopify plans
• Integrates with Shopify Admin, Google Analytics, In Cart Upsell, Pagefly, Product Customizer, Trackify X
• English language support

Pricing Breakdown:

• Free Plan: 1 free preorder product, dynamic cart alerts
• Shopify Basic ($19.95/month): Unlimited preorder products, badges, discounts, partial payments
• Shopify Grow ($39.95/month): Unlimited products, advanced features
• Shopify Advanced ($59.95/month): Dedicated support, all features

Pros:

• Partial payments and dynamic cart alerts
• Dedicated support for advanced Shopify plans

Cons:

• Free plan is limited to one preorder product
• Only English supported

Verdict: Well suited for merchants on higher Shopify plans needing robust preorder and mix-cart logic.

Shopify Stock Alert App Buyer's Guide

1. Notification Channels

Consider which channels (email, SMS, push) are available for notifying customers. The best apps support both email and SMS, allowing you to reach shoppers where they're most responsive. Advanced options like push notifications can further increase engagement.

2. Language and Localization Support

If you sell internationally or in multiple regions, language coverage matters. Some apps support dozens of languages, making it easier to deliver notifications to a global audience. Check that alerts and forms can be fully localized to match your store's customers.

3. Integration Capabilities

Look for apps that integrate with your preferred email marketing, SMS, or analytics tools. Integrations with platforms like Klaviyo, Mailchimp, and Shopify Flow can streamline your workflow and ensure customer data is synchronized.

4. Automation and Scalability

Automation features like batch notifications, waitlists, inventory controls, and analytics help your store scale without manual intervention. The best apps offer unlimited requests or flexible limits that grow with your business.

Final Recommendation

For most Shopify merchants—especially those with a global customer base, multi-location inventory, or advanced marketing automation needs—SC Back in Stock Notify Me stands out as the top choice. Its combination of broad notification channels, unmatched language support, deep integration options, and scalable pricing makes it a future-proof solution as your store grows. If you need advanced preorder management, Preorder Now Presale Timesact or Essent Preorder Back in Stock are strong alternatives. For stores focused on wishlists or analytics, WC Wishlist & Back in Stock is worth a look.

Ready to capture every sale and keep your customers coming back? Install SC Back in Stock Notify Me from the Shopify App Store