IntenseDebate vs Isso
Head-to-head usage across the sites we track.
Top sites by authority
IntenseDebate · Isso · 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+
4
1
Open Page Rank 7+
4
1
Open Page Rank 6+
6
1
Open Page Rank 5+
8
2
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
IntenseDebate · Isso · share of sites in each country using one or the other
United States
49
5
Russia
32
3
Germany
24
6
United Kingdom
26
3
France
23
5
Canada
22
3
Italy
21
4
Spain
21
3
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | IntenseDebate | Isso |
|---|---|---|
| LCP | 2.1 s | 2 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 1000 ms | 700 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.