Growave Reviews vs Judge Me: Shopify Performance Comparison
Judge Me wins with Grade A vs Grade C — a significant performance difference that compounds on mobile devices.
Both apps provide product review and UGC collection functionality for Shopify stores. This page presents StackConflict’s independent lab results for both — measured in a clean-room environment with no other apps installed.
Head-to-Head Metrics
| Metric | Growave Reviews | Judge Me | Faster |
|---|---|---|---|
| Overall Grade | C | A | Judge Me |
| JS Payload | 424.91 KB | 1.4 KB | Judge Me |
| CPU Desktop | 21 ms | 4 ms | Judge Me |
| CPU Mobile | 126 ms | 6 ms | Judge Me |
| Layout Shift | 0.0 | 0.0 | Growave Reviews |
Mobile CPU measured with 4× CDP throttle (mid-range Android). Tested 2026-05-30.
Judge Me — The Faster Option (Grade A)
Judge Me scores Grade A with a JS payload of 1.4 KB and 4 ms desktop CPU execution. Mobile CPU: 6 ms. It passes every StackConflict threshold for payload, CPU, and layout stability — making it safe to install on any storefront including mobile-first stores where Time-to-Interactive directly impacts conversion.
View full Judge Me speed report →
Growave Reviews — The Heavier Option (Grade C)
Growave Reviews scores Grade C with a JS payload of 424.91 KB and 21 ms desktop CPU execution. Mobile CPU: 126 ms. This places it in the heavier half of StackConflict’s benchmark dataset — merchants running mobile-first stores should evaluate whether the feature value justifies the performance tradeoff.
View full Growave Reviews speed report →
When to Choose Growave Reviews
- Its unique feature set has no lighter equivalent in StackConflict’s database
- Your store traffic is predominantly desktop
- You have already removed or lightened other heavy scripts to compensate
When to Choose Judge Me
- You are running a mobile-heavy store and Core Web Vitals matter
- You want to stack multiple apps without worrying about combined JS cost
- Conversion rate optimisation is a key priority
Performance Verdict
Winner: Judge Me — Judge Me wins with Grade A vs Grade C — a significant performance difference that compounds on mobile devices.
About This Test
StackConflict measures each Shopify app in an isolated clean-room environment — a single development store, no other scripts, Playwright-controlled browser. V8 CPU cost is the ScriptDuration delta before and after injection. CLS is captured from the same browser session. Results represent the median of three independent runs with outliers removed.
Data from the StackConflict Lab. Last updated 2026-05-30.