Instafeed vs PerfectApps Swift
Head-to-head usage across the sites we track.
Top sites by authority
Instafeed · PerfectApps Swift · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
1
1
Open Page Rank 8+
2
1
Open Page Rank 7+
10
2
Open Page Rank 6+
16
2
Open Page Rank 5+
36
2
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Instafeed · PerfectApps Swift · share of sites in each country using one or the other
United States
3,379
150
United Kingdom
1,116
57
Canada
984
48
Australia
900
40
India
703
42
Japan
504
13
Germany
465
33
France
460
28
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Instafeed | PerfectApps Swift |
|---|---|---|
| LCP | 1.4 s | 1.6 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 400 ms | 500 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.