WordPress plugin comparison
Akismet Anti-spam vs Captcha Spam Blocker
At a glance
- Akismet Anti-spam has more active installs: 5M+, against 80+ for Captcha Spam Blocker.
- On a typical day, Akismet Anti-spam is downloaded about 40,362 times, Captcha Spam Blocker about 4.
- Akismet Anti-spam is rated higher: 4.7 out of 5 from 1,187 reviews, against 4.5 from 2 reviews.
- Akismet Anti-spam was updated more recently: Aug 18, 2026, against Aug 6, 2025 for Captcha Spam Blocker.
- Akismet Anti-spam is tested with a newer WordPress: 7.1.4, against 6.8.12 for Captcha Spam Blocker.
- Akismet Anti-spam has been around longer: since 2005, against 2024 for Captcha Spam Blocker.
Line by line
Akismet Anti-spam leads on 7 of 7 comparable lines.
| Metric |  Akismet Anti-spam |  Captcha Spam Blocker |
|---|---|---|
| Popular rank | #8 | #17,792 |
| Active installs | 5M+ | 80+ |
| Downloads, last 30 days | 1.2M | 90 |
| Rating | 4.7(1.2K) | 4.5(2) |
| Support threads resolved | 0% | – |
| Tested up to | 7.1.4 | 6.8.12 |
| Search multiplier | ×2.05 | ×0.16 |
| Last release | 2 months ago | 1 year ago |
| Requires PHP | 7.2 | 5.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
Tags they share
More comparisons
- Akismet Anti-spam vs Anti-Spam, Spam FireWall by CleanTalk
- Akismet Anti-spam vs Antispam Bee
- Akismet Anti-spam vs Spam Protection
- Akismet Anti-spam vs ActiveLayer Anti-Spam
- Captcha Spam Blocker vs Titan Anti-spam & Security
- Captcha Spam Blocker vs WPBruiser Security
- Captcha Spam Blocker vs Friendly Captcha for WordPress
- Captcha Spam Blocker vs Login Security Captcha
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