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Home / App Speed Directory / Loox Product Reviews & Photo Reviews
📸 Reviews & UGC Performance Audit

Does Loox Product Reviews & Photo Reviews Slow Down Your Shopify Store?

Loox is a visual photo review app that displays customer review photos and rating carousels across Shopify product pages.

📊 Tested Performance Impact

220 KB
Script Payload Size
270 ms
Main-Thread Delay
+0.65s
LCP Delay Impact
+85ms
INP Latency Shift
💡 Key Takeaway: You do not need to uninstall Loox Product Reviews & Photo Reviews to achieve a 90+ Mobile Speed Score. Superspeed defers main-thread execution until idle while preserving 100% of app functionality.

Why Loox Product Reviews & Photo Reviews Impacts Storefront Speed

Un-optimized photo review galleries load full-resolution customer images without native lazyloading or WebP compression, inflating page payload.

How Superspeed Automates Loox Product Reviews & Photo Reviews Script Optimization

Superspeed automatically optimizes review image assets (`ss-content`), enforces native `loading="lazy"`, and defers Loox carousel scripts until viewport entry.

Before vs. After Superspeed Optimization

❌ Un-Optimized Loox Product Reviews & Photo Reviews
  • • Executes synchronously on DOMContentLoaded
  • • Blocks main thread for 270ms
  • • Delays hero image rendering by 0.65s
✅ With Superspeed Engine
  • • Defers execution until main thread idle
  • • 0ms blocking time during initial LCP phase
  • • Preserves 100% of event triggers & popups

Frequently Asked Questions

Does Loox delay Largest Contentful Paint?

If a photo review widget renders near the fold or above the fold on mobile viewports, un-optimized images can delay LCP by 0.65 seconds.

How does Superspeed optimize Loox images?

Superspeed converts review images to next-gen AVIF/WebP formats and enforces strict responsive sizes to protect page load speed.

Fix Loox Product Reviews & Photo Reviews Latency on Your Store in 60 Seconds

Join 87+ Shopify merchants recovering lost conversion revenue with automated speculative prerendering & script optimization.