WordPress plugin comparison
Optimization Detective vs Prime Cache
Optimization Detective
by WordPress Performance Team
60K+ installs4.3
Prime Cache
by rapls
20+ installs5.0
At a glance
- Optimization Detective has more active installs: 60K+, against 20+ for Prime Cache.
- On a typical day, Optimization Detective is downloaded about 425 times, Prime Cache about 8.
- Prime Cache is rated higher: 5.0 out of 5 from 3 reviews, against 4.3 from 3 reviews.
- Prime Cache was updated more recently: Oct 17, 2026, against Aug 26, 2026 for Optimization Detective.
- Both are tested up to WordPress 7.1.4.
- Optimization Detective has been around longer: since 2024, against 2026 for Prime Cache.
Line by line
Optimization Detective leads on 4 of 6 comparable lines.
| Metric | Optimization Detective | Prime Cache |
|---|---|---|
| Popular rank | #688 | #27,510 |
| Active installs | 60K+ | 20+ |
| Downloads, last 30 days | 10.7K | 285 |
| Rating | 4.3(3) | 5.0(3) |
| Support threads resolved | – | – |
| Tested up to | 7.1.4 | 7.1.4 |
| Search multiplier | ×1.01 | ×0.24 |
| Last release | 2 months ago | 23 days 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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