Apps & tools
Best 5 Shopify upsell apps compared in 2026
Five Shopify apps for upsells, cross-sells and bundles compared by offer placement, pricing and fit, with Upsell.com as our preferred pick.
7 min read
DetectStack.A closer look at Shopify.
Themes, apps & commerce.
The storefront research tool
See what powers
a Shopify store.
Find the themes and apps behind the stores you’re curious about. Start with a URL.
What can you discover?Analyze a store
Your research starts here.
Enter a Shopify storefront URL to explore its publicly detectable technology.
Free to use · No account or extension needed
Theme identificationPublic app signals
News
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Store operations
AOV vs LTV: How Shopify Stores Should Use Both Metrics
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Store operations
How to create an automatic discount in Shopify
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Store operations
Shopify Black Friday Checklist: Prepare Your Sale Before You Start Promoting It (2026)
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Store operations
How to fix sold out issues on Shopify
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Built for research
What a public storefront can reveal.
Check public theme metadata, app embeds, scripts, and asset references from one storefront URL.
Theme
Find the theme name when the storefront exposes enough metadata.
Apps
Match public app embeds, scripts, and storefront asset signals.
Evidence
Review the public signal and confidence behind every result.
Enter a URL → scan the public storefront →review the findings.
Analyze a store