There are several Shopify theme detector tools available online that can help you find out which Shopify theme is being used on any given Shopify store. Some of the popular ones are:

• Shopify Theme Detector by Shopthemedetector.com: This is a free tool that allows you to enter the URL of any Shopify store and find out which theme is being used. It also provides the option to hire a Shopify expert for help with setting up or customizing your Shopify theme.

• Shopify Theme Detector by Avada.io: This tool offers two methods to find out which Shopify theme is being used. The first method involves checking the page source of the Shopify-powered store in question, while the second method involves using the Shopify Theme Detector tool by entering the stores URL.

• Shopify Theme Detector by PageFly: This is a smart web application that allows merchants to quickly find out which Shopify theme is being used on any given Shopify store. It offers a free tool called the Shopify Theme Checker that allows you to enter a store URL and get instant results about which Shopify theme is being used.

• Shopify Theme Detector by Sitely Pro: This is an intelligent web application that allows you to quickly find out the Shopify theme used on any given Shopify store. It offers a free tool that allows you to enter a website URL and get the theme name and version in the results.

You can use any of these tools to find out which Shopify theme is being used on a particular store.