Apple iCloud Mail vs RainLoop
Head-to-head usage across the sites we track.
Top sites by authority
Apple iCloud Mail · RainLoop · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
129
0
Open Page Rank 8+
2,153
0
Open Page Rank 7+
9,391
2
Open Page Rank 6+
18,109
2
Open Page Rank 5+
30,668
3
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Apple iCloud Mail · RainLoop · share of sites in each country using one or the other
United States
122,210
26
United Kingdom
43,864
19
Germany
41,637
29
India
39,000
34
Canada
33,110
11
Australia
24,281
9
France
24,224
18
Netherlands
20,791
22
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Apple iCloud Mail | RainLoop |
|---|---|---|
| LCP | 1.7 s | 1.5 s |
| INP | 75 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 700 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.