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+
3
1
Open Page Rank 7+
12
2
Open Page Rank 6+
18
2
Open Page Rank 5+
38
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
4,092
178
United Kingdom
1,342
79
Canada
1,151
66
Australia
1,084
43
India
873
49
Japan
600
16
France
551
33
Germany
531
44
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Instafeed | PerfectApps Swift |
|---|---|---|
| LCP | 1.4 s | 1.7 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 400 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.