Clockwork vs PHPDebugBar
Head-to-head usage across the sites we track.
Top sites by authority
Clockwork · PHPDebugBar · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 8+
1
10
Open Page Rank 7+
15
36
Open Page Rank 6+
18
56
Open Page Rank 5+
23
75
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Clockwork · PHPDebugBar · share of sites in each country using one or the other
Indonesia
111
250
India
47
293
United States
41
277
Germany
29
261
France
31
178
Italy
32
148
Bangladesh
11
165
United Kingdom
33
141
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Clockwork | PHPDebugBar |
|---|---|---|
| LCP | 1.9 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 800 ms | 900 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.
Clockwork to PHPDebugBar
| Domain | When |
|---|---|
| co.ua | Jul 2026 |