Smile App vs Trackify X
Head-to-head usage across the sites we track.
Top sites by authority
Smile App · Trackify X · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
2
1
Open Page Rank 8+
6
1
Open Page Rank 7+
19
1
Open Page Rank 6+
40
2
Open Page Rank 5+
100
5
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Smile App · Trackify X · share of sites in each country using one or the other
United States
11,797
666
United Kingdom
3,763
245
Canada
3,449
223
Australia
2,463
179
India
2,463
166
France
1,853
172
Germany
1,613
173
Spain
1,136
115
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Smile App | Trackify X |
|---|---|---|
| LCP | 1.4 s | 1.8 s |
| INP | 75 ms | 100 ms |
| CLS | 0 | 0 |
| TTFB | 500 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Smile App to Trackify X
| Domain | When |
|---|---|
| dryvergeandrooflinedirect.co.uk | Jun 2026 |
| vestivium.com | Feb 2026 |
| evdances.com | Jan 2026 |