Adobe Flash vs Java
Head-to-head usage across the sites we track.
Top sites by authority
Adobe Flash · Java · how many of each technology's sites sit in the web's highest authority tiers
Open Page Rank 9+
15
127
Open Page Rank 8+
107
2,258
Open Page Rank 7+
255
8,728
Open Page Rank 6+
350
15,094
Open Page Rank 5+
461
23,134
Open Page Rank scores 0 to 10 from the open web link graph; 9+ covers only a few hundred domains worldwide.
By country
Adobe Flash · Java · share of sites in each country using one or the other
United States
2,098
103,678
India
1,592
46,985
United Kingdom
846
34,408
Germany
1,117
34,013
Canada
678
30,613
Indonesia
790
29,812
Brazil
887
29,287
Spain
952
28,586
Audience countries from the Chrome UX Report, top markets of either technology.
Real user performance
| Metric | Adobe Flash | Java |
|---|---|---|
| LCP | 1.4 s | 1.9 s |
| INP | 50 ms | 75 ms |
| CLS | 0 | 0 |
| TTFB | 600 ms | 700 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.
Sites that switched
Domains that dropped one technology and adopted the other within about a year, data nobody else gives away free.
Adobe Flash to Java
| Domain | When |
|---|---|
| renewalbyandersen.com | Oct 2025 |
Java to Adobe Flash
| Domain | When |
|---|---|
| pssny.org | Mar 2026 |