AppNexus vs VerticalScope
Head-to-head usage across the sites we track.
Top sites by authority
AppNexus · VerticalScope · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
47
0
Open Page Rank 8+
689
0
Open Page Rank 7+
2,812
2
Open Page Rank 6+
5,269
7
Open Page Rank 5+
8,688
27
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
AppNexus · VerticalScope · share of sites in each country using one or the other
United States
63,153
1,101
United Kingdom
28,394
621
Canada
28,277
726
India
21,189
162
France
20,122
378
Germany
20,086
318
Australia
18,205
472
Spain
17,003
312
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | AppNexus | VerticalScope |
|---|---|---|
| LCP | 1.9 s | 1.5 s |
| INP | 100 ms | 125 ms |
| CLS | 0.05 | 0 |
| TTFB | 800 ms | 300 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.