Preorder, Back In Stock ‑ STOQ vs Stok: Notify Me Restock Alertfor Shopify (2026)
Preorder, Back In Stock ‑ STOQ and Stok: Notify Me Restock Alert are both Shopify apps designed to help merchants recapture lost sales on out-of-stock products, but they cater to slightly different needs and business sizes. STOQ positions itself as a comprehensive solution for pre-orders, backorders, and back-in-stock notifications, offering features like partial payments, multiple location support, and B2B preorders. Stok: Notify Me Restock Alert focuses primarily on restock notifications, offering multi-channel alerts via email, SMS, and WhatsApp with a user-friendly interface.
At a Glance
Preorder, Back In Stock ‑ STOQ
2,132 reviews
Stok: Notify Me Restock Alert
88 reviews
Detailed Overview
Preorder, Back In Stock ‑ STOQ
Sell preorder & backorders with partial payments. Send Back in stock alerts on restock to waitlists!
Key Features
- Add Preorder or Notify me widget to your out of stock products in minutes
- Customize preorder button, restock alerts to match your brand, with 24*7 help
- Send back in stock email/SMS alerts to waitlist when you restock automatically
- Set up preorder, presales, back orders, deposit or partial payment orders
- B2B preorders, sync mailing list w/ Klaviyo, connect markets, locations & more
Stok: Notify Me Restock Alert
Create waiting lists and recover lost sales via automatic restock notifications.
Key Features
- Price Drop & Back In Stock send Automatic notification via Email, SMS & WhatsApp
- Price Drop Alerts: Send price drop alerts to customers when product is on-sale
- Customise the template message, widget, and frequency of the notification
- Out of Stock Waitlist: Product analytic to know most in-demand products.
- Grow Mailing List: Sync to Customer list automatically for email marketing.
Feature Comparison
| Rating | 5/5 | 4.8/5 |
Rating Preorder, Back In Stock ‑ STOQ5/5 Stok: Notify Me Restock Alert4.8/5 | ||
| Reviews | 2132 | 88 |
Reviews Preorder, Back In Stock ‑ STOQ2132 Stok: Notify Me Restock Alert88 | ||
| Preorder/Backorder Functionality | Yes, with partial payments | No, focuses on restock notifications |
Preorder/Backorder Functionality Preorder, Back In Stock ‑ STOQYes, with partial payments Stok: Notify Me Restock AlertNo, focuses on restock notifications | ||
| Notification Channels | Email/SMS | Email, SMS, WhatsApp |
Notification Channels Preorder, Back In Stock ‑ STOQEmail/SMS Stok: Notify Me Restock AlertEmail, SMS, WhatsApp | ||
| Key Integration | Klaviyo | Customer List Sync for Email Marketing |
Key Integration Preorder, Back In Stock ‑ STOQKlaviyo Stok: Notify Me Restock AlertCustomer List Sync for Email Marketing | ||
| Target Merchant | Larger businesses with complex inventory needs (multiple locations, B2B) | Smaller businesses focusing on quick setup and broader notification channels |
Target Merchant Preorder, Back In Stock ‑ STOQLarger businesses with complex inventory needs (multiple locations, B2B) Stok: Notify Me Restock AlertSmaller businesses focusing on quick setup and broader notification channels | ||
| Pricing flexibility | Offers partial payments | Focus on revenue recovered metrics |
Pricing flexibility Preorder, Back In Stock ‑ STOQOffers partial payments Stok: Notify Me Restock AlertFocus on revenue recovered metrics | ||
| B2B Support | Yes | No |
B2B Support Preorder, Back In Stock ‑ STOQYes Stok: Notify Me Restock AlertNo | ||
| Reporting | Analytics | Reports about lost sales and revenue recovered |
Reporting Preorder, Back In Stock ‑ STOQAnalytics Stok: Notify Me Restock AlertReports about lost sales and revenue recovered | ||
Our Verdict
For larger Shopify stores with complex needs such as B2B preorders, partial payments, and multiple locations, Preorder, Back In Stock ‑ STOQ is the clear choice. Its feature set is more robust and designed for higher volume and more sophisticated sales strategies. However, for smaller to medium-sized businesses seeking a straightforward and easy-to-use app for restock notifications across multiple channels (including WhatsApp), Stok: Notify Me Restock Alert provides a simpler, more streamlined solution with broad channel support that can be implemented quickly and effectively.
Common Questions
Which app is easier to set up?
Stok: Notify Me Restock Alert emphasizes ease of use with its "no-code UI," suggesting a faster setup process compared to STOQ, which, while customizable, likely requires more configuration.
Which app supports partial payments for preorders?
Only Preorder, Back In Stock ‑ STOQ supports partial payments or deposits for pre-orders and backorders. Stok focuses on full-price restock notifications.
Which app offers more channels for notifications?
Stok: Notify Me Restock Alert supports restock notifications via Email, SMS, and WhatsApp, while Preorder, Back In Stock - STOQ appears to be primarily email and SMS based.
Which app is better for businesses with multiple physical locations?
Preorder, Back In Stock ‑ STOQ specifically mentions support for multiple locations, making it the better choice for businesses with complex inventory management across different stores or warehouses.
Which app is more suited for B2B businesses?
STOQ directly supports B2B preorders, offering features specifically designed for wholesale or business-to-business sales that Stok doesn't provide.
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