Prefix-Free vs PWA
Head-to-head usage across the sites we track.
Top sites by authority
Prefix-Free · PWA · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
10
209
Open Page Rank 8+
57
3,783
Open Page Rank 7+
136
16,776
Open Page Rank 6+
220
33,347
Open Page Rank 5+
313
58,360
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Prefix-Free · PWA · share of sites in each country using one or the other
United States
2,027
359,743
Germany
1,003
186,162
Brazil
709
183,679
India
1,101
179,240
United Kingdom
876
154,115
France
794
133,554
Italy
653
107,839
Canada
810
104,687
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Prefix-Free | PWA |
|---|---|---|
| LCP | 1.8 s | 1.8 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Oct 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.
Prefix-Free to PWA
| Domain | When |
|---|---|
| repolimer.by | Sep 2026 |
| thewhitehartllangybi.co.uk | Sep 2026 |
| taxpratico.com.br | Feb 2026 |
PWA to Prefix-Free
| Domain | When |
|---|---|
| engie-na.com | Jul 2026 |