Shopify Back-in-Stock Alert Apps: Wishlist Engine vs OnVoard Back In Stock

Table of Contents

  1. Introduction
  2. How Does Wishlist Engine Work?
  3. How Does OnVoard Back In Stock Work?
  4. How Much Does Wishlist Engine Cost?
  5. How much does OnVoard Back In Stock cost?
  6. Cost Analysis: Wishlist Engine vs. OnVoard Back In Stock
  7. User Reviews & Customer Support Insights
  8. Integration and Compatibility Comparison
  9. Conclusion


In the dynamic world of e-commerce, every product counts. Timely inventory restocks and stockouts can significantly affect a business's bottom line. In such a scenario, back-in-stock alert apps such as Wishlist Engine and OnVoard Back In Stock play a crucial role. By providing an effective way to alert customers when their desired items are available, these tools aid in improving customer engagement, reducing missed sales opportunities, and enhancing the overall shopping experience.

How Does Wishlist Engine Work?

Developed by Script Engine, the Wishlist Engine app empowers e-commerce businesses with an integrated wishlist functionality. This enables users to capture their customers' favorite products, implement an automated email notification system for price drop and restocks, and create guest wishlists, thereby reducing cart abandonment. The app's analytics feature also provides crucial insights on the most saved products, enabling businesses to maximize sales opportunities. This efficient method of managing stock alerts is invaluable for businesses of all sizes, including startups, SMEs, and large corporations.

How Does OnVoard Back In Stock Work?

OnVoard's Back In Stock app works by allowing customers to subscribe for product restock notifications. Once the product is restocked, the app automatically sends out an alert, leading to increased potential for immediate sales. Furthermore, it provides GDPR-compliant hosting in the EU and grants you full control on back in stock emails' frequency. An additional standout feature, the Inventory Dashboard, ensures business owners stay updated about their product quantities and the number of subscribers waiting for restocks.

How Much Does Wishlist Engine Cost?

Efficient stock alert management shouldn't have to break the bank. That's where Wishlist Engine offers its value. Starting with a free plan, businesses can enjoy up to 100 wishlist items, sharing functionalities, import of wishlist data, and more. As businesses grow, they can choose the basic plan priced at $4.49/month or the advanced plan at $9.49/month, both offering additional features like unlimited wishlist items, notification popup customization, and custom branding, to name a few.

How much does OnVoard Back In Stock cost?

In comparison, OnVoard Back In Stock goes for simplicity with its pricing. With a flat rate of $14.90/month, businesses gain access to unlimited features. Thus transparently priced, complementary to businesses not seeking price fluctuations as they grow.

Cost Analysis: Wishlist Engine vs. OnVoard Back In Stock

While Wishlist Engine impresses with its tiered pricing model, offering a program for every business size, OnVoard Back In Stock presents a straightforward cost structure. Although the overall cost need and value perception of each will vary based on the business scale and individual needs.

User Reviews & Customer Support Insights

Is Wishlist Engine good?

With an impressive average rating of 4.9 stars from 189 users, Wishlist Engine’s feature set and ease of use have resonated well with its users. An excellent customer support service, as evidenced by overwhelmingly positive reviews, has also played a role in Wishlist Engine's high score.

Is OnVoard Back In Stock good?

On the note of user feedback, OnVoard Back In Stock has received an outstanding average rating of 5 stars from 16 reviews. Despite having fewer reviews, users seem to value the app's efficiency and features.

User Preference: Wishlist Engine or OnVoard Back In Stock?

While Wishlist Engine takes the lead in terms of a number of reviews, OnVoard Back In Stock holds an equal standing in ratings with less evaluated data, hinting to be equally competent.

Integration and Compatibility Comparison

Wishlist Engine Integrations:

Wishlist Engine integrates seamlessly with Klaviyo, enabling users to leverage marketing automation. This ease of integration allows businesses to streamline their operations, further enhancing their overall effectiveness.

OnVoard Back In Stock Integrations:

OnVoard Back In Stock's integration capabilities are extensive, with compatibility with Mailchimp, Omnisend, Klaviyo, and OnVoard Marketing. These integrations offer additional features, putting more power in the hands of users.


In our modern e-commerce landscape, both Wishlist Engine and OnVoard Back In Stock have proven to be stellar allies to e-commerce businesses. While the former excels in its wishlist functionalities and tier-based pricing model, the later shines with its straightforward pricing and versatile integrations. Keeping in mind the strengths and weaknesses of both, businesses should make a well-informed choice based on their specific needs and requirements.

Still Searching For The Right Fit?

If you're running a Shopify store and struggling with keeping your customers informed about product restocks, look no further! We've found two exceptional apps that will revolutionize how you manage back-in-stock alerts, ensuring your customers never miss out on their favorite products.

Shopify Restock & Back in Stock App by HulkApps

This app is a game-changer for Shopify store owners. It offers automatic restock notifications, ensuring your customers are promptly informed when their desired products are available again. With features like email automation, data-driven inventory management, and the ability to automatically notify interested customers, this app is designed to bring back lost customers and boost the Customer Lifetime Value (CLV) of existing ones. It's an effective marketing tactic to drive both online and in-store sales. Learn more about this app.

SC Back in Stock Restock Alerts by ShopCircle

This app provides an efficient and intuitive solution for restock alerts. It features automated notifications, batch alerts, and personalized retargeting campaigns. By keeping your customers updated with restock alerts, you enhance their loyalty to your brand and increase the chances of sales. The app's integration capabilities allow for a streamlined experience, and its user-friendly interface makes it a must-have for any growing Shopify store.Discover more about this app.

Both apps are highly rated on the Shopify App Store and have been praised for their effectiveness in increasing customer engagement and sales. Whether you choose HulkApps’ solution for its comprehensive features and email automation or ShopCircle's for its efficient batch alerts and personalized retargeting, you're making a smart choice for your business.