Head-to-head · October 2026
Impact Check vs Spectra Legacy
Spectra Legacy comes out ahead, winning 7 of 7 head-to-head checks against Impact Check.
Impact Check
Impact Check helps WordPress maintainers reduce uncertainty before deactivating a plugin. Select one active…
Spectra Legacy – Gutenberg Blocks
This plugin was previously called Spectra. It’s now Spectra Legacy. Nothing on your website has changed.
| Metric | Impact Check | Spectra Legacy |
|---|---|---|
| Active installs | <10 | 1M+ |
| Downloads (30 days) | 61 | 664.4K |
| Download trend | +13% | +50.7% |
| Rating | — | 4.7/5 |
| Reviews | 0 | 1,872 |
| Health score | 55/100 | 93/100 |
| Last updated | 2 months ago | 2 weeks ago |
| Tested up to | WP 7.0.7 | WP 7.1.3 |
| Support resolved | — | 71% |
| Requires PHP | 7.4+ | 7.4+ |
| First released | Aug 2026 | Jun 2018 |
Daily downloads, last 90 days
Impact CheckSpectra Legacy
Choose Impact Check if…
You prefer its feature set and workflow — it holds its own on the fundamentals.
- Small user base (<10 active installs)
- Very few reviews so far
Choose Spectra Legacy 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 — 4.7/5 from 1,872 reviews
- Actively developed — last update 2 weeks ago
- Tested with the latest WordPress (7.1)
- Responsive support — 71% of recent threads resolved
Both compete in: blocks
FAQ
Impact Check vs Spectra Legacy: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 25, 2026
Which is better, Impact Check or Spectra Legacy?
Spectra Legacy comes out ahead, winning 7 of 7 head-to-head checks against Impact Check. Choose Spectra Legacy if you care most about active installs, downloads (30 days) and download trend.
Is Impact Check more popular than Spectra Legacy?
Spectra Legacy is the more popular of the two with 1M+ active installs, compared with <10 for Impact Check.
Can I use Impact Check and Spectra Legacy together?
Both plugins cover blocks, 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 Impact Check and Spectra Legacy 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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