Doofinder vs GroupBy
Head-to-head usage across the sites we track.
Top sites by authority
Doofinder · GroupBy · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
3
0
Open Page Rank 8+
14
1
Open Page Rank 7+
22
2
Open Page Rank 6+
42
6
Open Page Rank 5+
120
7
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Doofinder · GroupBy · share of sites in each country using one or the other
Germany
3,905
10
France
3,520
12
Spain
2,957
14
United States
2,639
50
Italy
2,598
11
Belgium
1,919
5
United Kingdom
1,890
17
Austria
1,575
3
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Doofinder | GroupBy |
|---|---|---|
| LCP | 1.8 s | 2 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0.05 |
| TTFB | 900 ms | 700 ms |
Median site's p75 values from the Chrome UX Report, Sep 2026. Lower is better; green meets Google's "good" threshold. This describes the sites that use each technology, not the technology's own overhead.