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  1. Shopify apps
  3. Compare
  5. Instant Checkout ‑ Buy button vs Smartviewer: Quick View

Shopify app comparison

Instant Checkout ‑ Buy button vs Smartviewer: Quick View — adoption, reviews, and pricing compared with real detection data

Compare detected store footprint, review volume, pricing posture, top public categories, countries, and positive or neutral momentum bands.

Shared Cart customizationShared Apparel & AccessoriesShared Health & BeautyShared Home & Garden

Combined detected footprint

320

detected Shopify stores across both apps. Counts stay precise and tied to Shoplist detection freshness.

Quick answer

As of Aug 24, 2026 for Instant Checkout ‑ Buy button and Aug 26, 2026 for Smartviewer: Quick View, Instant Checkout ‑ Buy button is detected on 168 Shopify stores vs 152 for Smartviewer: Quick View.

Side-by-side stats

Adoption, reviews, and pricing

SignalInstant Checkout ‑ Buy buttonSmartviewer: Quick View
Detected stores168as of Aug 24, 2026152as of Aug 26, 2026
Reviews156 reviews1,166 reviews
Rating4.84.9
Pricing postureFree trial availableFree plan available
Top categoriesApparel & Accessories, Health & Beauty, Home & GardenApparel & Accessories, Home & Garden, Health & Beauty
Top countriesUnited States, Italy, United KingdomUnited States, United Kingdom, Canada
Momentum bandNo positive or neutral public bandNo positive or neutral public band

FAQ

Comparison notes

Which app has more detected Shopify stores, Instant Checkout ‑ Buy button or Smartviewer: Quick View?

Instant Checkout ‑ Buy button has the larger detected footprint with 168 detected stores.

Does Shoplist show exact merchants switching between Instant Checkout ‑ Buy button and Smartviewer: Quick View?

The public page shows the aggregate switching count when Shoplist detects brands that dropped one app and added the other in the last 180 days. Store identities and direction stay behind signup.

What data powers these Shopify app comparisons?

Shoplist compares public storefront detections, Shopify App Store review data, pricing posture, category and country distributions, and positive or neutral public momentum bands when available.