Best Shopify Apps

Best Shopify Apps For Back in stock 2025

When customers see the “stock is unavailable” or “sold out” tag on the product page, it may ruin the customer's shopping experience and make them bounce hard from the website.
One of the best ways to make users re-visit the site and check product availability is to let them know when exactly those products will become available by sending back-in-stock notifications.

Here is a list of the best Shopify apps for back-in-stock notifications with all the details, pricing, and more.
Install the best one, customize the message, and make more sales.

14 Best Back in stock Apps for Shopify

Notify Customers with Restock Alert when items are back in stock & make out-of-stock waitlist

Krtibite is an all-in-one marketing tool to help you recover lost sales. Don't miss out on lost sales with Back In Stock Alerts, Abandoned carts, and price drop notifications through Emails, and SMS Alerts. Shows the Notify Me!! button on out of stock products and automatically sends notifications when they get in stock. Creates the out-of-stock & price drop waitlists to see products in demand. Fully customize all notifications, grow your mailing list, and much more !!

Key features of the app:

  • Restock Alerts: Send Automatic back in stock email and SMS alerts
  • Price Drop Alerts: Send price drop alerts to customers when product is on-sale
  • Out of Stock Waitlist: Product analytic to know most in-demand products.
  • Grow Mailing List: Sync to Customer list automatically for email marketing.
  • Fully Customise "Notify me when available" button and Notification templates
Preorder & Presale app with Partial Payments, Backorder, Back in Stock, Notify Me, Restock Alerts +3

With Timesact Preorder you don’t need to decide between a preorder or a back in stock notification. Just offer both at once and get all customers engaged. Transition seamlessly from a product drop to a presale and from a pre-sale to in stock then to a backorder all the way to sold out and back. Automate pre-order emails & restock alerts, order tags for preorders, shipping dates, countdowns and much, much more. With NO code added to your theme files & 24/7 support why not start right now?

Key features of the app:

  • 30 min guided setup call on Zoom or Google Meets with a human specialist
  • NEW: Activate Preorder, Back in Stock, Coming soon by product tag in Shopify
  • Partial payment 2.0 & discount 2.0 via Selling Plans for preorders & backorders
  • Capture emails & send back in stock & restock alerts for non preorder customers
  • Save time by turning pre-orders & restocks on/off based on inventory levels
Pre order with partial payment for presale products. Send Back in stock alerts to waiting lists.

Join merchants making revenue from out-of-stock products. Add the "Notify me" or “PreOrder” widget on the product, home, and collection pages. Send automatic notifications via email/text/push. Customize everything and get AI suggestions with help from our dedicated success team. Get reports about lost sales and revenue recovered with reminders to convert. More presale features and details Inside the app. With pre-order, you can accept pre-orders with discounts, notes, and partial payments.

Key features of the app:

  • Accept preorder discounts and send automatic restock alerts templates
  • Match with any theme based on AI, can be added to Home/Collection page
  • Works with your other marketing tools and page builders to create workflows
  • Dedicated customer support team you can reach via chat/phone/email
  • Multi-location inventory, multilingual, email domain setup, resend, and more!
Powerful solution for: pre-order, restock alert, coming soon, presale, backorders

PRE-ORDER: Easy to configure pre-orders based on inventory, date time start/end preorder. Automate add tag on the order like "preorder, shipping date", send pre-order email to customer BACK-IN-STOCK: Automatically send notifications to subscribed users once the product becomes available again.

Key features of the app:

  • Easy enable pre-order button for out of stock product or any product on Shopify
  • Partial payment, automatically discount on pre-order, presale, back order
  • Custom delivery note like "Delivery in 21-30 days" below Preorder button.
  • Show "Notify me" button on Out Of Stock product
  • Back in stock alerts, send automatic back in stock notifications to subscribers
Drive Revenue with Back in Stock Notifications to Avoid Lost Sales from Sold Out Products

Retain sales on out-of-stock products with back-in-stock email & SMS notifications to ensure your customers can order directly from your store when products become available again. Replace dreaded out-of-stock buttons with restock notification buttons the minute stock levels are updated in your inventory. Customize button messages based on customer preferences, device type, & language. Grow sales with powerful features that can manage notifications on a large number of SKUs, including variants.

Key features of the app:

  • Send Automatic Back in Stock Notifications via Email, Text, & Push Notifications
  • Grow Email Lists & Sync to Email Providers Like Klaviyo, Mailchimp, and more
  • Setup Notify Me Buttons in Minutes; Customize Buttons to Match Brand Guidelines
  • Analyze Sales for Popular Out-of-Stock Inventory for Better Demand Forecasting
  • Compatible with Almost Every Theme, & Support is Available to Assist 24/7
Ordersify with restock alerts, out-of-stock reports, low-stock alerts, pre-order, and coming soon.

With Ordersify, you can easily send restock notifications to customers and set up pre-order and coming-soon campaigns. We also send automated alerts and email reports about low-stock and out-of-stock products, saving you time. The low-stock bar helps customers to know exactly how many products are in the inventory. In addition, product badges allow users to see the status of items, such as "coming soon", "pre-order", "out of stock" and "low stock."

Key features of the app:

  • Send notifications to customers with your email domain and branding.
  • Support 10+ popular languages including English, Chinese, German, Japanese, Ital
  • Send low-in-stock reports instantly and restock alerts daily.
  • Support multiple locations, and choose a specific warehouse to get notified.
  • Easy to create pre-order, coming soon campaigns.
Send Email/SMS alerts for back in stock products. Create preorder/restock lists to drive revenue.

Add a "Notify me" button in minutes to enable automatic back in stock email or SMS alerts when you restock. Maximize sales by capturing demand before you have inventory with the preorder feature. Show AI powered in-stock recommendations for out of stock products. Customize to match your site’s theme. Automate back in stock and restock alerts via your ESP or SMS platform. Advanced inventory control capabilities like batch alert send, coming soon alerts and analytics to track popular products.

Key features of the app:

  • Go live in 5 minutes, seamlessly integrating with your theme in any language.
  • Automatic restock alerts and reminders via email and SMS.
  • Run Facebook/Instagram retargeting ads for audience interested in your products.
  • Grow your email lists with out of stock subscribers and reach them via ESPs.
  • Supports 'Coming Soon', Shopify Locations and AI-based product recommendations.
Send back in stock alerts automatically when you restock out-of-stock products and increase sales!

Create waitlists for out of stock products with beautiful "Notify me when available" button & signup form on your store. Send email & SMS back in stock alerts with purchase links automatically when you restock, & watch sales increase. Powerful, affordable & packed with features to send restock alerts - 24*7 support, customizations, multi-language & locations, analytics for restocking decisions, reminder alerts to boost sales, re-subscribe for future restocks & more. Start today.

Key features of the app:

  • Add 'Notify me' button & signup form to your out of stock products in minutes
  • Send automatic, multilanguage back in stock email, SMS alerts to waitlists
  • Customize signup form & notifications to match your brand, with 24*7 support
  • Grow mailing list, send reminder alerts & auto resubscribe to boost sales!
  • Use analytics + advanced features like multi-location & batch delivery
Win back out-of-stock lost sales with smarter auto email or SMS notifications when restocking

Channelwill Back In Stock has a one-click setup without coding, automatically enabling the 'EMAIL ME' button on your product page (Support Online Store 2.0). When you restock, we will send customer alerts. You can also design your email notification template for the app block, which is easy and powerful for attracting customers' attention and thus winning back lost sales. We are also start-up friendly with 24/7 live chat support waiting to solve all your concerns.

Key features of the app:

  • Show button and popup on out-of-stock product pages
  • Automatic email / SMS notifications
  • Edit email template freely in block section
  • Multiple languages templates
Notify customers via email, SMS, or push notifications when desired products are back in stock.

Maximize sales and loyalty with back in stock notifications! Be ahead of your competition by leveraging the power of email, SMS, and push alerts. Keep customers informed about their desired products becoming available and drive them back to your store for increased sales. Drive repeat purchases with personalized offers via restock notifications, creating urgency. Boost conversion rates with SMS alerts. Choose from various widget styles to fit your store.

Key features of the app:

  • Recover lost sales - automated alerts for back in stock products.
  • Leverage SMS, email, and push notifications for compelling back in stock alerts.
  • Acquire customer data to optimize retargeting efforts for sales or promotions.
  • Real-time updates on out of stock alerts with push notifications.
  • Manual back in stock alerts, Custom CSS, Notification filters, resend, and more!
Let customers subscribe to email notification for out-of-stock products. Send emails automatically.

Allow customers to subscribe to email notifications for out-of-stock products. The app automatically sends a notification email when the product comes back in stock. Unlimited subscribers and No limits on emails sent. Include features like email throttling, auto re-subscribe customers, custom email template, back-in-stock emails in customer's language, show availability date or custom message per product, low stock & Out of stock notification to admin, view and remove subscribers & more.

Key features of the app:

  • No limits : Unlimited subscribers and No limits on emails
  • Auto Notifications emails : Notifications emails send automatically when you add
  • Custom email template : Customizable Back in Stock notification email template
  • Email Throttling : Limits the amount of email sent at time.
Return management for exchange orders, refunds, restock and returns portal for order management.

Simplify your return management with Exchange It's return portal. Seamlessly process returns and exchanges, manage refunds, and restock inventory — all from Shopify Admin. Works for orders fulfilled by Aftership. Don't let your orders throw you in a loop! Restock and return customers orders with our prime return app. With Exchange It, efficiently handle cancellation and refund requests, streamline order management, optimize inventory management, and simplify the return form process.

Key features of the app:

  • Manage your returns and refunds within Shopify Admin for streamlined operations
  • Flexible inventory restock by choosing products & selecting inventory locations
  • Create exchange orders within your orders page, streamlining fulfillment process
  • Flexible refunds: auto-calculate or customize refunds from returned items
  • Autocomplete customer details and modify shipping as needed for seamless returns
Notify customers automatically when products are back in stock. Recover lost sales due to stockouts!

SpurIT Back in Stock Alerts allows you to manage back in stock notifications to bring your shoppers back and prevent lost sales. The app checks stock levels once every 2 hours and automatically sends email alerts when the product is back in stock. Customers just need to submit their data in a pop-up window to subscribe for a back in stock notification email. The pop-up appears when a user clicks on the icon badge. It can also pop up automatically when a user is viewing an out-of-stock product.

Key features of the app:

  • Fully customizable design of the ‘Notify me’ badge and ‘Back in Stock’ pop-up
  • Editable back in stock notification templates in different languages
  • Customers specify how long they can wait for the product to be back in stock
  • Detailed analytics on the number of products, subscribers, and notifications
  • CSV data import in one click
Recover lost revenue with WhatsApp back in stock alerts that have higher conversions vs email

Back in stock alerts on WhatsApp have high open rates and convert better than restock alerts on email. Your customers will see a Notify me button on a sold-out product page. They will love the beautiful WhatsApp-based alerts for back in stock notifications. We are privacy-first, and strictly opt-in.

Key features of the app:

  • Customers opt in with a "Notify me on Whatsapp" button for sold out products
  • Automated Restock alerts with Whatsapp notifications for back in stock products
  • Customize the Notify me button as per your theme
  • Customize in all languages: Italian, Spanish, German, Portuguese, etc.
  • Fully automated: Grow your revenue on Autopilot.

These are the high-rated Shopify back-in-stock apps that you can use to notify users about stock availability and get more sales.
Remember, it’s important to check for limitations in emails, SMS, push notifications, customization options, and integrations before choosing the right app.

You can visit the Shopify app store and check out more details and reviews. If you think you should mention other essential apps on the list, contact us directly.

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