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Best alternatives for Preorder, Back In Stock ‑ STOQ Shopify app in 2026 [Updated]
Preorder, Back In Stock ‑ STOQ
Free plan available. Free trial available.
Sell preorder & backorders with partial payments. Send Back in stock alerts on restock to waitlists!
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6 min read
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Aug 09, 2026
Turn out-of-stock products into sales opportunities with pre-order and back-in-stock notification apps. Accept partial payments, manage waitlists, and send automatic restock alerts via email, SMS, or WhatsApp. Set up coming soon pages, offer pay-later options, and customize pre-order settings to match your store's needs. These apps help prevent lost sales and keep customers engaged while building anticipation for upcoming or temporarily unavailable products.
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#1. Do Preorders on Deposit or Backorders with Waitlists, Restock Alerts or Back in Stock Notifications
Preorder Now lets you manage presales, backorders, and waitlists to keep selling even when products are out of stock. Set up preorder buttons with partial payments and split payment options on product pages. Send back in stock notifications and restock alerts to customers who want updates on sold out items. The app works for both D2C and B2B preorders. Add preorder badges, coming soon tags, and notify me buttons to product pages. Set automatic discounts, presale order limits, and shipping dates. Use the countdown timer to create hype for new product launches and product drops. Capture email addresses through waitlists and send automated pre order emails when inventory restocks. The inventory manager turns pre orders on or off based on stock levels. Features include order tagging, customizable pre-order badges, and restock alerts. Guided video call setup available with email and chat support for preorder manager configuration. -
#2. Notify Me! for back in stock alert, backorder, out of stock waiting list, low stock alert & wishlist
Notify Me! helps you manage out of stock products with back in stock alerts sent automatically via email, SMS, or push notifications. Add "Notify Me," "PreOrder," or "Wishlist" buttons to product, home, and collection pages to capture customer interest even when items aren't available. Accept D2C and B2B preorders with flexible options including discounts, notes, and partial payments for your chosen catalogs and locations. The low stock alert feature displays an "only X left" counter to create urgency and help with inventory forecasting. Shoppers can save products to their Wishlist without logging in through Guest Wishlist, making it easy to return later and complete purchases. The app works with your existing tools to create back order and restock workflows. Additional features include multilingual support, resend options, and more presale capabilities to recover lost sales and keep customers engaged. -
#3. Sell preorders & backorders with full/partial payments. Auto send back-in-stock & coming soon alerts
REZ helps you sell preorders and backorders for out-of-stock products so you never miss a sale. Set up pre-order and presale options with full or partial payments and deposits to generate revenue early. The app automatically sends back-in-stock alerts and coming soon notifications to customers on your waitlist when products are restocked. Add a notify me button to let shoppers request interest in unavailable items. Manage backorders easily with built-in analytics to track demand, forecast inventory, and measure revenue. Quick onboarding support gets preorder manager running in minutes. Accept pre-orders with flexible payment options and encourage sales with deposits or discounts. REZ's conversion analytics help you understand customer demand while the automated notification system keeps your waitlist engaged. Install today with 24/7 support to start capturing sales on out-of-stock products. -
#4. Run pre-orders & presale with deposits, partial payments. Notify me waitlist + restock alerts
This app lets you run pre-orders, presales, and back in stock campaigns for out of stock, coming soon, and made to order products. Set up partial payments with deposits, split payment schedules, and deferred payment options. Customers can choose to pay in full or use payment schedules with due dates. Add a customizable preorder widget, Preorder Now button, and Notify me form to product pages, collections, search results, and Quick Buy. Send automatic back in stock email notifications and restock alerts to your waitlist when sold out items return. The app prevents mixed carts, displays preorder badges, and supports Shopify Markets and B2B preorder flows. Control inventory and fulfillment rules for backorders. Free plan includes 300 back in stock notifications per month with 24/7 support. -
#5. Powerful solution for: pre-order, restock alert, coming soon, presale, backorders
This pre-order and back-in-stock solution helps you manage product presales and restock notifications effectively. Set up pre-orders automatically based on inventory levels or schedule them with custom start/end dates. The app adds helpful order tags like "preorder" and "shipping date" while sending confirmation emails to buyers. Customers can subscribe to receive back-in-stock alerts when sold-out items become available again. Features include partial payment options, customizable delivery notes, automatic discounts on pre-orders, and a "Notify Me" button for out-of-stock products. The app makes it simple to handle backorders and recover potential lost sales by keeping customers informed about product availability. -
#6. Capture sales with Back in Stock alerts, Preorders, Wishlists & Low Stocks. Trusted since 2011.
Trusted by 25,000+ brands since 2011, this app helps you capture lost sales from out-of-stock products. Send automatic back in stock alerts via email, SMS, and push notifications to notify shoppers the moment items return. Enable preorders to pre-sell collections and collect payment before inventory arrives. Add wishlists so customers can save products they want, and display low stock badges to create urgency. Replace "Out of Stock" with fully branded Notify Me and Preorder buttons that match your store's look—no coding required. Get demand insights to know exactly what to restock and when. Perfect for high-SKU catalogs looking to recapture buyers and improve cash flow fast. -
#7. Grow sales with pre-order, backorder. Add out of stock waitlists with 'notify me' & restock alerts.
Never miss a sale opportunity with this easy-to-use pre-order and back in stock management app. Set up pre-orders to capture sales even when products are temporarily out of stock, and create waitlists with a simple "Notify Me" button for sold-out items. The app automatically sends restock alerts to interested customers when products become available again. Working at the variant level, you can manage backorders, presales, and stock notifications for specific product options. Get started in minutes with help from our 24/7 live chat support team who are ready to assist you every step of the way. -
#8. Manage pre-orders, keep customers informed and improve sales with Prequik Preorder & Presale.
Manage your pre-orders and presales effectively with this customer-focused Shopify app. Let shoppers place orders for upcoming products before their official release, ensuring they don't miss out on must-have items. The app keeps customers informed with automatic notifications when products become available, while helping you maintain proper inventory control to prevent overselling. Set partial payments, schedule release dates, and easily switch between pre-order, backorder, and coming soon status for any product. Create anticipation for new releases by displaying custom product messages and offering special pre-order discounts. Save time by quickly adjusting pre-order settings based on your current stock levels, maximizing sales opportunities while reducing cancelled orders. -
#9. Increase conversions with Preorders, Partial Payments, Back in Stock.
PreOrder Bat helps you manage pre-orders and product availability on your Shopify store. Accept preorders for new launches, out-of-stock items, or products you're testing for demand. Capture customer interest early and drive sales before items are available. The app supports partial payments, letting customers reserve products with a deposit and pay the balance later. Send Back in Stock and Notify Me alerts with Klaviyo sync to recover missed sales. Use countdown timers and low-stock counters to create urgency. Built for both B2B preorders and retail, with support for multiple locations and split shipping for separate fulfilments. Manage Coming Soon products and wishlist features with essential customisation options. Get 24/7 support via live chat, email, phone, and video call. -
#10. Preorder Wolf lets you accept orders for products you don't have at hand right away.
Accept preorders for products that aren't currently in stock with Preorder Wolf. This practical app lets you manage preorders across specific products, variants, or entire collections while clearly communicating delivery expectations to customers. Set preorder limits, display delivery information on product pages, cart, and checkout, and automatically enable preorders based on stock levels or incoming inventory. Perfect for selling products before release, testing market demand without holding inventory, or managing made-to-order items and crowdfunding campaigns. Keep selling even when items are temporarily unavailable, helping maintain sales momentum and customer satisfaction. The app integrates smoothly with your store theme and includes 24/7 support - no coding knowledge needed.
