Facebook Login vs SimpleSAMLphp
Head-to-head usage across the sites we track.
Top sites by authority
Facebook Login · SimpleSAMLphp · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
65
5
Open Page Rank 8+
1,175
69
Open Page Rank 7+
4,610
180
Open Page Rank 6+
8,806
255
Open Page Rank 5+
15,365
323
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Facebook Login · SimpleSAMLphp · share of sites in each country using one or the other
United States
130,630
887
Japan
92,821
347
Brazil
56,858
402
India
46,313
658
United Kingdom
46,044
615
France
42,093
494
Italy
38,753
479
Canada
35,702
484
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Facebook Login | SimpleSAMLphp |
|---|---|---|
| LCP | 1.8 s | 1.6 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 700 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.