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+
13
1
Open Page Rank 8+
176
1
Open Page Rank 7+
739
6
Open Page Rank 6+
1,444
43
Open Page Rank 5+
2,450
140
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
10,882
5,251
India
12,393
872
Brazil
8,647
258
United Kingdom
6,633
1,066
Germany
6,818
468
Canada
5,156
1,495
France
5,900
455
Spain
5,640
348
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 | 0 |
| TTFB | 1000 ms | 500 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.