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+
64
5
Open Page Rank 8+
1,137
70
Open Page Rank 7+
4,414
179
Open Page Rank 6+
8,439
255
Open Page Rank 5+
14,695
321
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
115,038
825
Japan
80,242
301
Brazil
50,577
363
India
40,025
584
United Kingdom
39,812
553
France
35,047
403
Italy
33,452
403
Germany
30,456
458
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, 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.