WordPress plugin comparison
Cache Buster vs WP-Optimize
Cache Buster
by danmemememe
300+ installs5.0
WP-Optimize
by David Anderson / Team Updraft
1M+ installs4.8
At a glance
- WP-Optimize has more active installs: 1M+, against 300+ for Cache Buster.
- On a typical day, WP-Optimize is downloaded about 6,738 times, Cache Buster about 8.
- Cache Buster is rated higher: 5.0 out of 5 from 2 reviews, against 4.8 from 2,616 reviews.
- WP-Optimize was updated more recently: Sep 21, 2026, against Jun 12, 2019 for Cache Buster.
- WP-Optimize is tested with a newer WordPress: 7.1.4, against 5.0.31 for Cache Buster.
- WP-Optimize has been around longer: since 2009, against 2019 for Cache Buster.
Line by line
WP-Optimize leads on 6 of 7 comparable lines.
| Metric | Cache Buster | WP-Optimize |
|---|---|---|
| Popular rank | #10,066 | #53 |
| Active installs | 300+ | 1M+ |
| Downloads, last 30 days | 244 | 218.3K |
| Rating | 5.0(2) | 4.8(2.6K) |
| Support threads resolved | – | 36% |
| Tested up to | 5.0.31 | 7.1.4 |
| Search multiplier | ×0.00 | ×3.13 |
| Last release | 7 years ago | 1 month ago |
| Requires PHP | 5.3 | 7.2 |
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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