Kelso JournalPractical, sourced notes on back in stock apps for Shopify: migration, deliverability, and pricing.https://kelsohq.com/en-usBack in stock apps for Shopify: what the pricing actually costs at scalehttps://kelsohq.com/blog/back-in-stock-app-pricing-shopify/https://kelsohq.com/blog/back-in-stock-app-pricing-shopify/A line-by-line pricing teardown of Swym, Appikon, Amp, STOQ, Notify!, and Kbite, plus what per-subscriber vs. per-send metering means for your actual monthly bill as your list grows.Fri, 03 Jul 2026 00:00:00 GMTWhy restock alert emails fail at the exact moment they matterhttps://kelsohq.com/blog/back-in-stock-email-not-sending/https://kelsohq.com/blog/back-in-stock-email-not-sending/The three engineering reasons back in stock emails go missing: unreliable webhook delivery, burst sends that trip deliverability limits, and no audit trail to diagnose what happened. How to check your own app for each one.Fri, 03 Jul 2026 00:00:00 GMTHow to migrate your back in stock waitlist to a new app without losing subscribershttps://kelsohq.com/blog/migrate-back-in-stock-waitlist/https://kelsohq.com/blog/migrate-back-in-stock-waitlist/A practical walkthrough for moving a back in stock waitlist between Shopify apps: exporting your data, matching CSV columns, verifying the import, and timing the cutover around a restock.Fri, 03 Jul 2026 00:00:00 GMT