WordPress plugin comparison
Hydrogen SEO vs ThinkRank SEO
At a glance
- ThinkRank SEO has more active installs: 20K+, against fewer than 10 for Hydrogen SEO.
- On a typical day, ThinkRank SEO is downloaded about 3,656 times, Hydrogen SEO about 4.
- Hydrogen SEO has no reviews yet.
- ThinkRank SEO was updated more recently: Nov 9, 2026, against Oct 14, 2026 for Hydrogen SEO.
- Both are tested up to WordPress 7.1.4.
- ThinkRank SEO has been around longer: since 2025, against 2026 for Hydrogen SEO.
Line by line
ThinkRank SEO leads on 5 of 5 comparable lines.
| Metric |  Hydrogen SEO |  ThinkRank SEO |
|---|---|---|
| Popular rank | #61,014 | #1,368 |
| Active installs | Fewer than 10 | 20K+ |
| Downloads, last 30 days | 223 | 86.8K |
| Rating | No ratings | 4.9(37) |
| Support threads resolved | – | 75% |
| Tested up to | 7.1.4 | 7.1.4 |
| Search multiplier | ×0.05 | ×1.38 |
| Last release | 26 days ago | 1 day ago |
| Requires PHP | 7.4 | 7.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
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