Facebook Login vs LINE Login
Head-to-head usage across the sites we track.
Top sites by authority
Facebook Login · LINE Login · 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
Facebook Login · LINE Login · share of sites in each country using one or the other
United States
115,038
68
Japan
80,242
1,029
Brazil
50,577
24
India
40,025
35
United Kingdom
39,812
30
France
35,047
29
Italy
33,452
21
Canada
30,466
33
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Facebook Login | LINE Login |
|---|---|---|
| LCP | 1.8 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 1200 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Facebook Login to LINE Login
| Domain | When |
|---|---|
| kidchenclub.com.tw | Aug 2026 |
LINE Login to Facebook Login
| Domain | When |
|---|---|
| chinadoctor.com.tw | Jun 2026 |
| mwbgame999.net | Nov 2025 |