Head-to-head · October 2026
Smart Optimizer vs WP Fastest Cache
WP Fastest Cache comes out ahead, winning 6 of 7 head-to-head checks against Smart Optimizer.
Smart Optimizer
Smart Optimizer is a powerful yet lightweight WordPress optimization plugin that helps improve your website’s…
WP Fastest Cache
You can find more information on our website (wpfastestcache.com)
| Metric | Smart Optimizer | WP Fastest Cache |
|---|---|---|
| Active installs | 10+ | 1M+ |
| Downloads (30 days) | 46 | 744.5K |
| Download trend | +31.4% | -38.6% |
| Rating | — | 4.9/5 |
| Reviews | 0 | 4,225 |
| Health score | 32/100 | 88/100 |
| Last updated | 1 year ago | 3 weeks ago |
| Tested up to | WP 6.8.10 | WP 7.1.2 |
| Support resolved | — | 31% |
| Requires PHP | 7.4+ | Any |
| First released | May 2025 | Aug 2013 |
Daily downloads, last 90 days
Smart OptimizerWP Fastest Cache
Choose Smart Optimizer if…
You care most about download trend.
- Small user base (10+ active installs)
- Very few reviews so far
- No update in over a year
- Only tested up to WordPress 6.8 (latest is 7.1)
Choose WP Fastest Cache if…
You care most about active installs, downloads (30 days) and reviews.
- 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 3 weeks ago
- Tested with the latest WordPress (7.1)
- Slow support — only 31% of recent threads resolved
Both compete in: cache performance
FAQ
Smart Optimizer vs WP Fastest Cache: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 1, 2026
Which is better, Smart Optimizer or WP Fastest Cache?
WP Fastest Cache comes out ahead, winning 6 of 7 head-to-head checks against Smart Optimizer. Choose Smart Optimizer if you care most about download trend. Choose WP Fastest Cache if you care most about active installs, downloads (30 days) and reviews.
Is Smart Optimizer more popular than WP Fastest Cache?
WP Fastest Cache is the more popular of the two with 1M+ active installs, compared with 10+ for Smart Optimizer.
Can I use Smart Optimizer 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 Smart Optimizer 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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