Really Simple SSL & Security vs Sqreen
Head-to-head usage across the sites we track.
Top sites by authority
Really Simple SSL & Security · Sqreen · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
27
0
Open Page Rank 8+
437
0
Open Page Rank 7+
1,413
0
Open Page Rank 6+
2,929
0
Open Page Rank 5+
5,958
0
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Really Simple SSL & Security · Sqreen · share of sites in each country using one or the other
United States
97,418
234
Brazil
48,788
172
Spain
47,706
110
Japan
42,353
74
France
40,734
137
Italy
36,640
105
United Kingdom
35,181
143
Germany
32,992
122
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Really Simple SSL & Security | Sqreen |
|---|---|---|
| LCP | 2.4 s | 2 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1300 ms | 800 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.