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+
169
2
Open Page Rank 7+
715
8
Open Page Rank 6+
1,402
45
Open Page Rank 5+
2,384
139
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
10,769
5,115
India
12,179
833
Brazil
8,551
232
United Kingdom
6,487
1,009
Germany
6,588
431
Canada
5,091
1,402
France
5,745
413
Spain
5,712
323
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | OneSignal | Postscript |
|---|---|---|
| LCP | 2.5 s | 1.4 s |
| INP | 100 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 1100 ms | 400 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.