Really Simple SSL & Security vs Skyflow
Head-to-head usage across the sites we track.
Top sites by authority
Really Simple SSL & Security · Skyflow · 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 · Skyflow · share of sites in each country using one or the other
United States
97,418
1
Brazil
48,788
1
Spain
47,706
0
Japan
42,353
0
France
40,734
0
Italy
36,640
0
United Kingdom
35,181
0
Germany
32,992
0
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Really Simple SSL & Security | Skyflow |
|---|---|---|
| LCP | 2.4 s | 4.1 s |
| INP | 50 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 1300 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.