Head-to-head · October 2026
WP CSS Merge vs WP Fastest Cache
WP Fastest Cache comes out ahead, winning 6 of 6 head-to-head checks against WP CSS Merge.
WP CSS Merge
WP CSS Merge reduces compatible frontend stylesheet requests by combining local CSS files into cached bundles.
WP Fastest Cache
You can find more information on our website (wpfastestcache.com)
| Metric | WP CSS Merge | WP Fastest Cache |
|---|---|---|
| Active installs | <10 | 1M+ |
| Downloads (30 days) | 95 | 725.6K |
| Download trend | -22.8% | -5.7% |
| Rating | — | 4.9/5 |
| Reviews | 0 | 4,225 |
| Health score | 60/100 | 86/100 |
| Last updated | 1 month ago | 6 hours ago |
| Tested up to | WP 7.1.3 | WP 7.1.3 |
| Support resolved | — | 23% |
| Requires PHP | 7.4+ | Any |
| First released | Oct 2019 | Aug 2013 |
Daily downloads, last 90 days
WP CSS MergeWP Fastest Cache
Choose WP CSS Merge if…
You prefer its feature set and workflow — it holds its own on the fundamentals.
- Tested with the latest WordPress (7.1)
- Small user base (<10 active installs)
- Very few reviews so far
Choose WP Fastest Cache if…
You care most about active installs, downloads (30 days) and download trend.
- One of the most-used plugins on the web — 1M+ active sites
- Loved by users — 4.9/5 from 4,225 reviews
- Actively developed — last update 6 hours ago
- Tested with the latest WordPress (7.1)
- Slow support — only 23% of recent threads resolved
Both compete in: cache performance
FAQ
WP CSS Merge vs WP Fastest Cache: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 10, 2026
Which is better, WP CSS Merge or WP Fastest Cache?
WP Fastest Cache comes out ahead, winning 6 of 6 head-to-head checks against WP CSS Merge. Choose WP Fastest Cache if you care most about active installs, downloads (30 days) and download trend.
Is WP CSS Merge more popular than WP Fastest Cache?
WP Fastest Cache is the more popular of the two with 1M+ active installs, compared with <10 for WP CSS Merge.
Can I use WP CSS Merge and WP Fastest Cache together?
Both plugins cover cache and performance, so most sites only need one. Running two plugins that do the same job can cause conflicts and slow your site down — pick the one that fits best and remove the other.
Are WP CSS Merge and WP Fastest Cache free?
Yes. Both are free to download from the official WordPress.org plugin directory. Either may also offer paid upgrades from its developer.
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