ES Back in Stock Notify Me! vs Hey!Scarcity Low Stock Counterfor Shopify (2026)

ES Back in Stock Notify Me! and Hey!Scarcity Low Stock Counter cater to Shopify merchants with different goals. ES Back in Stock focuses on recovering lost sales by alerting customers when out-of-stock items are replenished. It emphasizes AI-powered, timely notifications via email and SMS, alongside on-site components like popups and product page sections. Its strength lies in its comprehensive notification system and customization options, targeting merchants seeking automated, data-driven inventory alerts. The app directly focuses on back-in-stock scenarios and uses various outreach options to maximize recovery of lost sales. Hey!Scarcity Low Stock Counter, on the other hand, prioritizes creating urgency and scarcity to boost conversions. It provides widgets that display stock levels, countdown timers, and low inventory alerts directly on the product page. This app excels at encouraging immediate purchases by highlighting limited availability. It’s better suited for merchants aiming to leverage psychological triggers to drive sales. While it supports backorder and out-of-stock messaging, its primary function is to emphasize dwindling stock and encourage impulse buying through visual cues. Essentially, one focuses on sales recovery (back-in-stock), the other on conversion optimization (scarcity/urgency).

ES Back in Stock Notify Me! and Hey!Scarcity Low Stock Counter cater to Shopify merchants with different goals. ES Back in Stock focuses on recovering lost sales by alerting customers when out-of-stock items are replenished. It emphasizes AI-powered, timely notifications via email and SMS, alongside on-site components like popups and product page sections. Its strength lies in its comprehensive notification system and customization options, targeting merchants seeking automated, data-driven inventory alerts. The app directly focuses on back-in-stock scenarios and uses various outreach options to maximize recovery of lost sales. Hey!Scarcity Low Stock Counter, on the other hand, prioritizes creating urgency and scarcity to boost conversions. It provides widgets that display stock levels, countdown timers, and low inventory alerts directly on the product page. This app excels at encouraging immediate purchases by highlighting limited availability. It’s better suited for merchants aiming to leverage psychological triggers to drive sales. While it supports backorder and out-of-stock messaging, its primary function is to emphasize dwindling stock and encourage impulse buying through visual cues. Essentially, one focuses on sales recovery (back-in-stock), the other on conversion optimization (scarcity/urgency).