ChatStack vs Shopify Chat
Head-to-head usage across the sites we track.
Top sites by authority
ChatStack · Shopify Chat · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
3
Open Page Rank 8+
3
15
Open Page Rank 7+
4
55
Open Page Rank 6+
4
103
Open Page Rank 5+
4
192
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
ChatStack · Shopify Chat · share of sites in each country using one or the other
United States
43
42,843
United Kingdom
15
14,112
Canada
15
10,661
India
18
10,004
Australia
13
9,526
France
22
8,237
Germany
11
8,217
Italy
10
5,905
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | ChatStack | Shopify Chat |
|---|---|---|
| LCP | 1.7 s | 1.4 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 500 ms |
Median site's p75 values from the Chrome UX Report, Jun 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.