Apollo.io vs Webgains: Shopify Performance Comparison
Both apps score Grade B — Webgains has the smaller JS payload (64.09 KB vs 54.96 KB). Live CPU data is pending for both apps.
Both apps provide heatmaps, session recording, and analytics functionality for Shopify stores. This page presents StackConflict’s independent benchmark results for both — measured on real live Shopify merchant stores with 4× mobile CPU throttle.
Head-to-Head Metrics
| Metric | Apollo.io | Webgains | Faster |
|---|---|---|---|
| Overall Grade | B | B | Tie |
| JS Payload | 54.96 KB | 64.09 KB | Apollo.io |
| CPU Desktop | ⏳ Pending | ⏳ Pending | — |
| CPU Mobile | ⏳ Pending | ⏳ Pending | — |
| Layout Shift | 0.0006 | 0.0 | Webgains |
Mobile CPU measured with 4× CDP throttle (mid-range Android). Tested 2026-06-03.
Webgains — The Faster Option (Grade B)
Webgains scores Grade B with a JS payload of 64.09 KB. Mobile CPU: ⏳ live store measurement pending. 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 Webgains speed report →
Apollo.io — The Heavier Option (Grade B)
Apollo.io scores Grade B with a JS payload of 54.96 KB. Mobile CPU: ⏳ live store measurement pending. Performance is acceptable but worth monitoring, particularly on stores with high mobile traffic share.
View full Apollo.io speed report →
When to Choose Apollo.io
- You need its specific features and can monitor its mobile impact
- Your other apps are lightweight (Grade A) so there is headroom
- You are on desktop-skewed traffic where CPU cost matters less
When to Choose Webgains
- You need its specific features and can monitor its mobile impact
- Your other apps are lightweight (Grade A) so there is headroom
- You are on desktop-skewed traffic where CPU cost matters less
Performance Verdict
Result: Comparable — Both apps score Grade B — Webgains has the smaller JS payload (64.09 KB vs 54.96 KB). Live CPU data is pending for both apps.
About This Test
StackConflict measures each Shopify app on real live Shopify merchant stores — Playwright-controlled browser, 4× CPU throttle, mobile viewport (matching Google Lighthouse mid-range Android). V8 CPU cost is the ScriptDuration delta captured via Chrome DevTools Protocol. CLS is captured from the same browser session. Results are the median across multiple stores with outliers removed.
Data from the StackConflict Lab. Last updated 2026-06-03.