Gravity Forms Zero Spam vs Spam Defender – Review Captcha for WooCommerce
Two WordPress plugins head to head: ranking, active installs, downloads and ratings, from our daily tracking of the WordPress.org directory.
These aren’t all alternatives to each other — they do different jobs — so this page compares popularity only, not features.
At a glance
Gravity Forms Zero Spam leads the WordPress.org popular list today at #453, ahead of Spam Defender – Review Captcha for WooCommerce at #16,964. Over the last 7 days Gravity Forms Zero Spam slipped 4 places and Spam Defender – Review Captcha for WooCommerce slipped 16 places. Gravity Forms Zero Spam has the largest install base, roughly 1111× the next: 100K+ active installs against 90+ for Spam Defender – Review Captcha for WooCommerce. Downloads this week: Gravity Forms Zero Spam 3,624 and Spam Defender – Review Captcha for WooCommerce 22.
| Metric | Gravity Forms Zero Spam | Spam Defender – Review Captcha for WooCommerce |
|---|---|---|
| Popular rank today | #453 ▼ 4 | #16,964 ▼ 16 |
| Active installs | 100K+ | 90+ |
| Downloads, last 7 days | 3,624 | 22 |
| Rating | 4.3★ (24) | no ratings |
| Last updated | Sep 1, 2026 | May 27, 2026 |
| Current version | 1.10.2 | 1.2.0 |
| Best rank on record | #446 | #16,783 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Oct 2014 | Oct 2025 |
| Sites detected by our detector | 1 | 0 |
Highlighted cells mark the strongest figure in each row. Rank and installs are from the latest WordPress.org capture; downloads are the last seven captured days.
Ranking history Lower is better
Active installs
Downloads per day
More comparisons
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- Gravity Forms Zero Spam vs Blackhole for Bad Bots
- Spam Defender – Review Captcha for WooCommerce vs Simple Login Captcha
- Spam Defender – Review Captcha for WooCommerce vs Really Simple CAPTCHA
- Spam Defender – Review Captcha for WooCommerce vs Image CAPTCHA
Frequently asked questions
Which is more popular, Gravity Forms Zero Spam or Spam Defender – Review Captcha for WooCommerce?
By active installs, Gravity Forms Zero Spam: 100K+ sites run it against 90+ for Spam Defender – Review Captcha for WooCommerce, according to WordPress.org figures captured on October 29, 2026.
Which ranks higher on WordPress.org, Gravity Forms Zero Spam or Spam Defender – Review Captcha for WooCommerce?
Gravity Forms Zero Spam, at #453 on the WordPress.org popular plugins list today, with Spam Defender – Review Captcha for WooCommerce at #16,964. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Are Gravity Forms Zero Spam or Spam Defender – Review Captcha for WooCommerce alternatives to each other?
Not all of them. Some of these plugins do different jobs and many sites run more than one. This page compares their popularity, not their features.
Where do these numbers come from?
WordPress.org publishes each plugin’s active install count and its position on the popular list. This site records both every day, along with per-day downloads and ratings, so the charts above show how the plugins have moved over time rather than a single day.