MTCaptcha vs Really Simple SSL & Security
Head-to-head usage across the sites we track.
Top sites by authority
MTCaptcha · Really Simple SSL & Security · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
MTCaptcha · Really Simple SSL & Security · share of sites in each country using one or the other
United States
150
97,418
Brazil
68
48,788
Spain
79
47,706
Japan
66
42,353
France
115
40,734
Italy
95
36,640
United Kingdom
95
35,181
Germany
144
32,992
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | MTCaptcha | Really Simple SSL & Security |
|---|---|---|
| LCP | 1.8 s | 2.4 s |
| INP | 75 ms | 50 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 1300 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Really Simple SSL & Security to MTCaptcha
| Domain | When |
|---|---|
| moschip.com | Nov 2025 |
All MTCaptcha sites · All Really Simple SSL & Security sites