Facebook Chat Plugin vs Kustomer
Head-to-head usage across the sites we track.
Top sites by authority
Facebook Chat Plugin · Kustomer · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
8
1
Open Page Rank 8+
59
4
Open Page Rank 7+
182
17
Open Page Rank 6+
324
44
Open Page Rank 5+
527
88
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Facebook Chat Plugin · Kustomer · share of sites in each country using one or the other
Vietnam
9,230
51
United States
7,553
445
Poland
4,015
81
Canada
3,278
274
Thailand
3,483
51
United Kingdom
3,249
234
India
3,181
241
Hungary
2,899
45
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Facebook Chat Plugin | Kustomer |
|---|---|---|
| LCP | 2 s | 2 s |
| INP | 75 ms | 125 ms |
| CLS | 0 | 0 |
| TTFB | 900 ms | 600 ms |
Median site's p75 values from the Chrome UX Report, Aug 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.