RMS
Shopify apps for product comparison and more
RMS is a United Kingdom-based developer established in 2026. The firm specializes in product comparison tools while maintaining a diverse portfolio of 5 apps. Their current collection spans stock alerts, returns and exchanges, and chat functionality, with 4 apps currently active.
The developer’s flagship offering is RMS Preorder & Back in Stock, a solution designed to handle preorders and back-in-stock notifications with extensive theme customization. While the app is not currently Built for Shopify certified, it remains the central focus of their expanding multi-category suite.
RMS continues to build its presence within the Shopify ecosystem by addressing essential merchant needs across various operational workflows. The team remains committed to developing flexible tools that integrate seamlessly into existing store environments.
4 published apps · 4 currently active
RMS Preorder & Back in Stock
Preorder + Back in Stock. Fully customisable. Matches theme.
RMS Chat Assistant (AI)
Chat assistant with real product info that helps customers
RMS Returns & Credit Manager
Automate returns, issue store credit and resolve disputes.
RMS Size Helper
Smart size charts with personalised fit recommendations.
Time to review
No usage duration data available yet.
Top merchant geographies
No location data available yet.
Across all apps
How RMS's apps stack up against the category leaders.
RMS Preorder & Back in Stock
vs Back In Stock,Notify Me: Kbite
RMS Chat Assistant (AI)
vs Shopify Inbox
RMS Returns & Credit Manager
vs EU Withdrawal Button & Form
RMS Size Helper
vs Kiwi Size Chart & Recommender
RMS Preorder & Back in Stock
vs Preorder, Back In Stock ‑ STOQ
RMS Chat Assistant (AI)
vs Chatty AI Chatbot & Live Chat
Developers with overlapping focus areas