BookThatApp vs Smile App
Head-to-head usage across the sites we track.
Top sites by authority
BookThatApp · Smile App · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
2
Open Page Rank 8+
3
5
Open Page Rank 7+
4
19
Open Page Rank 6+
15
41
Open Page Rank 5+
27
105
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
BookThatApp · Smile App · share of sites in each country using one or the other
United States
998
13,022
United Kingdom
332
4,121
Canada
369
3,860
Australia
268
2,726
India
137
2,789
France
119
2,056
Germany
142
1,706
Spain
77
1,201
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | BookThatApp | Smile App |
|---|---|---|
| LCP | 1.3 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
BookThatApp to Smile App
| Domain | When |
|---|---|
| siahelixirs.com | Jan 2026 |
Smile App to BookThatApp
| Domain | When |
|---|---|
| hangheung.com.hk | Nov 2025 |
| siahelixirs.com | Aug 2025 |