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
6
Open Page Rank 7+
0
19
Open Page Rank 6+
0
41
Open Page Rank 5+
0
109
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
76
11,788
United Kingdom
43
3,771
Canada
28
3,429
Australia
25
2,424
India
26
2,414
France
26
1,871
Germany
28
1,620
Spain
24
1,170
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 | 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.