[2026 Edition] Shopify Restock Notification & Pre-order App Comparison: 4 Recommended Options

As we enter 2026, the increasingly competitive e-commerce market makes restock notification and pre-order apps increasingly important for Shopify store operations. Out-of-stock items can lead to customer abandonment and significant lost sales opportunities. Leveraging these features can help you capture customers waiting for in-stock items and stabilize cash flow by pre-selling to meet demand. This article carefully selects four outstanding restock notification and pre-order apps and provides a detailed ranking of each app’s features and pricing. This comparison will help you select the best app for your Shopify operation and support you in achieving both inventory management and monetization.

1st place

Notify Me – Back In Stock

App URL: Shopify View in the App Store

App Overview

This app automatically notifies customers when an item is out of stock, playing an important role in maintaining customer purchase interest and preventing lost sales.

App Details

This app provides a way to notify customers of restocks through various channels, including email, SMS, and web push notifications. Forms and email templates are fully customizable, allowing you to maintain your brand image while notifying customers. It helps customers avoid out-of-stock items, contributing to a quick recovery and increased sales.

Reviews

It has been widely praised for its excellent ability to prevent lost sales opportunities. Customers have commented that setup is quick and easy, and the support team is friendly and helpful. The detailed analytics provided are also highly rated.

Here are some user comments:

This app is excellent for capturing lost sales opportunities.

Setup was quick, and the support team was very helpful and friendly.

I appreciate the detailed analytics provided.

2nd place

Back In Stock: Restock Alerts

App URL: Shopify View in App Store

App Overview

This app automatically creates a waiting list for customers who have out-of-stock items and sends email notifications when they are back in stock. This allows you to effectively recover unsold sales.

App Details

This app focuses on efficiently managing restock alerts and improving the customer experience. It features customizable email and SMS notifications, inventory integration, and detailed reporting. Its quick notifications, especially when popular items are back in stock, directly contribute to increased conversion rates.

Reviews

It works exactly as described, and users rate it highly. Its seamless integration with store themes is also highly praised, helping to ensure smooth operations.

The following are some user comments:

It works exactly as described. Highly recommended!

The integration with our theme was seamless.

3rd Place

PreOrder & Back In Stock

App URL: Shopify View in the App Store

App Overview

This multi-functional app integrates pre-order and restock notifications. It turns out-of-stock situations into revenue opportunities and supports optimization in both inventory management and customer service.

App Details

Accept pre-orders for out-of-stock items and automatically notify customers when they’re back in stock. Flexible configuration options are available, including customizable pre-order button design and low-stock display settings. Avoid missed sales opportunities, increase customer satisfaction, and contribute to stable sales.

Reviews

The pre-order feature is particularly popular, with some users saying it helped secure sales at product launches. Customers also praise the generous support, even when complex configuration is required. Given its comprehensive features, some users find the pricing reasonable.

Here are some user comments:

The pre-order feature saved our launch.

Great support. They helped us configure complex scenarios.

4th place

Pre-Order Pro

App URL: Shopify View in the App Store

App Overview

This simple, easy-to-use app is designed specifically for pre-orders and pre-sales. Drive sales based on your customers’ specific needs without the worry of running out of stock.

App Details

You can set up pre-orders for each product variant and provide accurate shipping dates to customers. The interface is simple and easy to use, and it’s designed to handle large-scale pre-order events reliably. This reduces the burden of inventory management and improves cash flow.

Reviews

This app is highly rated as a reliable pre-order app. Reviews cite its stability and robustness, citing its flawless handling of even large pre-orders.

The following are some user comments:

This app is highly reliable for pre-orders.

They handled our large pre-orders flawlessly.