Heatmap.com vs Microsoft Clarity: which slows a Shopify store more?
Microsoft Clarity is usually the lighter of the two. On the typical store it was moderate, while Heatmap.com was heavy.
Both are heatmap and session recording apps. We measured Heatmap.com on 36 Shopify ecommerce stores and Microsoft Clarity on 264.
Heatmaps and session recording
Side by side
| App | Typical processing time | Stores measured |
|---|---|---|
| Heatmap.com | Heavy (300 ms to 1 second) | 36 |
| Microsoft Clarity | Moderate (100 to 300 ms) | 264 |
Heatmap.com was heavy on 58% of the stores it was measured on. Microsoft Clarity was moderate on 48% of the stores it was measured on.
On stores that run both
18 of the stores we checked load both. Microsoft Clarity took less processing time than Heatmap.com on 13 of them.
Each band is an app's typical processing time across the stores it was measured on. Those stores differ from app to app. That makes the result on stores that run both the fairer test. Apps found on fewer than 20 stores aren't listed yet. The list grows as more stores are checked.
All apps in the index · How we measure these numbers
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