Early Bird: Preorder & Restock vs REZ Back In Stock Notify Mefor Shopify (2026)
Both Early Bird: Preorder & Restock and REZ Back In Stock Notify Me are Shopify apps designed to help merchants capture sales from out-of-stock or coming-soon products through preorders, backorders, and waitlists. Early Bird emphasizes campaign-based management and comprehensive communication tools, positioning itself as a solution for brands needing robust demand forecasting and inventory management. REZ Back In Stock Notify Me focuses on simplicity and ease of setup, providing essential features for capturing customer interest and notifying them about restocks, making it a more accessible option for smaller businesses or those new to preorder strategies.
At a Glance
Early Bird: Preorder & Restock
38 reviews
REZ Back In Stock Notify Me
44 reviews
Detailed Overview
Early Bird: Preorder & Restock
Run preorder campaigns with partial pay, take backorders & send back-in-stock alerts to secure sales
Key Features
- Campaign-based preorder manager & backorder for launches, waitlists & restocks
- Mixed cart support: choose to split ship preorders or hold & ship all together
- Accept split/partial payments or $0 deposits with auto-collection & discounts
- Capture waitlist interest & auto-send back in stock alerts to convert into sales
- Email customers about shipment delays/arrivals & display expected delivery dates
REZ Back In Stock Notify Me
Sell preorder & backorders with full/part payments. Notify me when out of stock, back in stock alert
Key Features
- Add Preorder or Notify me widget to your products
- Set up pre-order manager, presale, back orders, deposit or partial payment order
- Customize preorder button, restock notification to match your brand
- Automatically send back in stock alerts to waitlist when you restock product
- Use analytics to track demand, forecast inventory, and measure revenue
Feature Comparison
| Rating | 4.9/5 | 5/5 |
Rating Early Bird: Preorder & Restock4.9/5 REZ Back In Stock Notify Me5/5 | ||
| Reviews | 38 | 44 |
Reviews Early Bird: Preorder & Restock38 REZ Back In Stock Notify Me44 | ||
| Campaign Management | Campaign-based preorder manager | Preorder manager setup |
Campaign Management Early Bird: Preorder & RestockCampaign-based preorder manager REZ Back In Stock Notify MePreorder manager setup | ||
| Cart Handling | Mixed cart support (split ship or hold & ship) | Not explicitly mentioned |
Cart Handling Early Bird: Preorder & RestockMixed cart support (split ship or hold & ship) REZ Back In Stock Notify MeNot explicitly mentioned | ||
| Communication | Detailed shipment delay/arrival emails | Basic back in stock alert emails |
Communication Early Bird: Preorder & RestockDetailed shipment delay/arrival emails REZ Back In Stock Notify MeBasic back in stock alert emails | ||
| Payment Flexibility | Split/partial payments with auto-collection & discounts | Deposit or partial payment order |
Payment Flexibility Early Bird: Preorder & RestockSplit/partial payments with auto-collection & discounts REZ Back In Stock Notify MeDeposit or partial payment order | ||
| Inventory Forecasting | Demand forecasting | Forecast inventory |
Inventory Forecasting Early Bird: Preorder & RestockDemand forecasting REZ Back In Stock Notify MeForecast inventory | ||
| Ease of use | Not explicitly mentioned, implied more complex due to campaign features | Easy online support |
Ease of use Early Bird: Preorder & RestockNot explicitly mentioned, implied more complex due to campaign features REZ Back In Stock Notify MeEasy online support | ||
Our Verdict
For merchants seeking a comprehensive, campaign-driven approach to preorders and backorders with advanced features like mixed cart handling and detailed communication, Early Bird: Preorder & Restock is the stronger choice. Its focus on demand forecasting and campaign management makes it ideal for businesses with more complex product launches and seasonal drops. REZ Back In Stock Notify Me is better suited for merchants needing a simple and straightforward solution for capturing waitlists and notifying customers about restocks. Its emphasis on ease of use and basic functionality makes it a good option for smaller businesses or those just starting out with preorders.
Common Questions
Which app offers more granular control over the preorder experience?
Early Bird: Preorder & Restock provides more granular control due to its campaign-based approach, including options for mixed cart shipping and detailed customer communication about delays or early arrivals. REZ Back In Stock Notify Me offers a more streamlined, less customizable approach.
Which app is easier to set up and use for beginners?
REZ Back In Stock Notify Me likely offers an easier setup due to its focus on essential features and simplicity. The description mentions easy online support, further suggesting a user-friendly experience. Early Bird, with its campaign management features, may require a steeper learning curve.
Which app provides more comprehensive customer communication options?
Early Bird: Preorder & Restock includes more robust communication options, specifically mentioning email updates about shipment delays and early arrivals, as well as displaying expected delivery dates. REZ Back In Stock Notify Me focuses primarily on back in stock alerts.
Do both apps support partial or deposit payments for preorders?
Yes, both apps support partial or deposit payments. Early Bird specifies split/partial payments with auto-collection and discounts, while REZ Back In Stock Notify Me offers deposit or partial payment order functionality.
Which app better supports inventory management and demand forecasting?
While both apps mention inventory and demand forecasting, Early Bird more strongly emphasizes its capabilities in these areas. Its detailed tracking and campaign-based approach allows for a more precise picture of product performance and future demand.
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