POWER CAPTCHA vs Zero Spam for WordPress

Head-to-head on the signals that matter, from the public WordPress.org data.

POWER CAPTCHA

by POWER CAPTCHA

Health B74

Zero Spam for WordPress

by Highfivery Studio

Health A85

Active-install trajectory

POWER CAPTCHAZero Spam for WordPress

Active installs, each indexed to 100 at the start of the window. A line above 100 is growing its install base, below 100 is shrinking.

Metric	POWER CAPTCHA	Zero Spam for WordPress
Active installs Modeled from the public "N+" band and recent downloads.	40–50	20K–30K ✓
Install trend Change in active installs across the charted window.	+33% ✓	0%
Overall health	—	A · 85 ✓
Maintenance How recently the plugin was updated.	85/100	100/100 ✓
Rating quality Volume-adjusted review quality.	—	78/100 ✓
Support Share of forum threads marked resolved.	—	70/100 ✓
Rating (adjusted)	—	4.10★ ✓
Reviews	0	143 ✓
Ranking optimization How well the listing is tuned to rank on wp.org.	87/100	96/100 ✓
Removal risk Maintenance signals that precede a wp.org closure. Not an official status.	Low	Low
Last updated	7mo ago	8d ago ✓
Downloads · 30d	96	24.8K ✓
Install conversion Active installs over lifetime downloads. Downloads include every update, so older and more frequently released plugins read lower.	2.5% ✓	1.4%
Category	Security	Security

✓ marks the stronger plugin on each row. Rows where they're level show no marker.

Release activity

POWER CAPTCHAZero Spam for WordPress

7-day average daily downloads. Downloads spike for about a week after each release as the install base re-downloads, so read this as release cadence, not growth.