OneSignal vs Postscript
Head-to-head usage across the sites we track.
Top sites by authority
OneSignal · Postscript · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
12
1
Open Page Rank 8+
180
1
Open Page Rank 7+
750
6
Open Page Rank 6+
1,480
39
Open Page Rank 5+
2,514
134
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
OneSignal · Postscript · share of sites in each country using one or the other
United States
12,390
5,773
India
14,332
958
Brazil
9,729
268
United Kingdom
7,472
1,159
Germany
7,819
504
Canada
5,991
1,608
France
6,996
490
Italy
6,485
297
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | OneSignal | Postscript |
|---|---|---|
| LCP | 2.5 s | 1.5 s |
| INP | 100 ms | 100 ms |
| CLS | 0.05 | 0 |
| TTFB | 1000 ms | 500 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.