# Speculative Loading vs WP Javascript Detect

> Speculative Loading vs WP Javascript Detect compared on installs, downloads, ratings, updates, compatibility and support. Speculative Loading comes out ahead, winning 6 of 7 head-to-head checks against WP Javascript Detect.

**Speculative Loading comes out ahead, winning 6 of 7 head-to-head checks against WP Javascript Detect.** Choose Speculative Loading if you care most about active installs, downloads (30 days) and reviews. Choose WP Javascript Detect if you care most about download trend.

| | Speculative Loading | WP Javascript Detect |
|---|---|---|
| Active installs | 70K+ ✅ | 30+ |
| Downloads (30 days) | 15.6K ✅ | 77 |
| Download trend | -68.8% | -11.5% ✅ |
| Rating | 5/5 | 4/5 |
| Reviews | 18 ✅ | 2 |
| Health score | 86/100 ✅ | 28/100 |
| Last updated | 2 months ago ✅ | 16 years ago |
| Tested up to | WP 7.1.3 ✅ | WP 3.0.5 |
| Support resolved | 100% | — |
| Requires PHP | 7.4+ | Any |
| First released | Jan 2024 | Jul 2010 |

## Frequently asked questions

### Which is better, Speculative Loading or WP Javascript Detect?
Speculative Loading comes out ahead, winning 6 of 7 head-to-head checks against WP Javascript Detect. Choose Speculative Loading if you care most about active installs, downloads (30 days) and reviews. Choose WP Javascript Detect if you care most about download trend.

### Is Speculative Loading more popular than WP Javascript Detect?
Speculative Loading is the more popular of the two with 70K+ active installs, compared with 30+ for WP Javascript Detect.

### Can I use Speculative Loading and WP Javascript Detect together?
Both plugins cover javascript, 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 Speculative Loading and WP Javascript Detect 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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Source: live WordPress.org data · HTML version: https://pageforge.pro/directory/compare/speculation-rules-vs-wp-javascript-detect/ · Generated 2026-10-19 01:30 UTC by PageForge