Fontify vs Smile App
Head-to-head usage across the sites we track.
Top sites by authority
Fontify · Smile App · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
0
2
Open Page Rank 8+
0
5
Open Page Rank 7+
0
19
Open Page Rank 6+
0
41
Open Page Rank 5+
0
105
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Fontify · Smile App · share of sites in each country using one or the other
United States
90
13,022
United Kingdom
53
4,121
Canada
32
3,860
India
27
2,789
Australia
28
2,726
France
28
2,056
Germany
34
1,706
Spain
27
1,201
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Fontify | Smile App |
|---|---|---|
| LCP | 1.5 s | 1.4 s |
| INP | 75 ms | 75 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.