Blackhole for Bad Bots vs SilentShield – Captcha & Anti-Spam for… (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

Blackhole for Bad Bots

Blackhole for Bad Bots

4.7(148)

30K+ active installs

Free

Updated 2 weeks ago
View Blackhole for Bad Bots
VS
SilentShield – Captcha & Anti-Spam for…

SilentShield – Captcha & Anti-Spam for…

4.6(18)

10K+ active installs

Free

Updated 3 days ago
View SilentShield – Captcha & Anti-Spam for…

Quick Verdict

As of April 2026, Blackhole for Bad Bots has a higher user rating (4.7/5 from 148 reviews) and leads in active installations (30K+ vs 10K+). Both are free WordPress plugins. Blackhole for Bad Bots has accumulated 887K+ total downloads while SilentShield – Captcha & Anti-Spam for… has 214K+. SilentShield – Captcha & Anti-Spam for… has a higher support resolution rate (100% vs 100%).

Detailed Comparison

Rating
4.7/5Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…4.6/5
Total Reviews
148Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…18
Active Installs
30K+Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…10K+
Total Downloads
887K+Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…214K+
Support Resolution
100%Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…100%
Last Updated
2 weeks agoBlackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…3 days ago
First Released
2016Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…2021
Age
10 yearsBlackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…5 years
WP Requires
4.7+Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…5.2+
PHP Requires
5.6.20+Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…7.4+
Business Model
FreeBlackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…Free
Latest Version
3.8.1Blackhole for Bad Bots
SilentShield – Captcha & Anti-Spam for…2.6.13

Rating Breakdown

Blackhole for Bad Bots

4.7/5(148 reviews)
5
91%
4
2%
3
3%
2
1%
1
4%

SilentShield – Captcha & Anti-Spam for…

4.6/5(18 reviews)
5
89%
4
0%
3
0%
2
6%
1
6%

Recent Reviews

Blackhole for Bad Bots Reviews

by athinaok

Cloudflare Compatibility

Plug in has many problems with Cloudflare

by ron441241

Does nothing!

n/a This topic was modified 4 months, 2 weeks ago by ron441241. This topic was modified 4 months, 2 weeks ago by ron441241.

by Krzysztof

Great plugin

Hi. It seems to be doing its job. I am happy with it. Thanks 🙂 [Blackhole for Bad Bots]

SilentShield – Captcha & Anti-Spam for… Reviews

by Nico Demus

Great Plug-In

Easy to use and does exactly what it should. Not overloaded, pretty easy to setup. Awesome ! Works like a charm with Elementor !

by lyndzer

Finally the spam stopped!!!

This is FINALLY the solution I was looking for. Thousands of spam emails from my website have been a plague. Now – with this amazing plug-in – it has STOPPED. My gratitude is immense. A real game

by martinpelletier

Beware: Blocks login

Blocks login even if login protection is not checked in dashboard. Moreover, the right answer does not allow to login. You get locked out your own WP site.

Frequently Asked Questions

Is Blackhole for Bad Bots or SilentShield – Captcha & Anti-Spam for… more popular?
Blackhole for Bad Bots has 30K+ active installations while SilentShield – Captcha & Anti-Spam for… has 10K+. Blackhole for Bad Bots is the more widely-used plugin as of April 2026.
Which has better ratings — Blackhole for Bad Bots or SilentShield – Captcha & Anti-Spam for…?
Blackhole for Bad Bots has a 4.7/5 rating from 148 reviews, while SilentShield – Captcha & Anti-Spam for… has a 4.6/5 rating from 18 reviews.
Are Blackhole for Bad Bots and SilentShield – Captcha & Anti-Spam for… free?
Blackhole for Bad Bots is free and SilentShield – Captcha & Anti-Spam for… is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Blackhole for Bad Bots or SilentShield – Captcha & Anti-Spam for…?
As of April 2026, Blackhole for Bad Bots has a 100% support resolution rate while SilentShield – Captcha & Anti-Spam for… has a 100% rate.
Which plugin is updated more frequently?
Blackhole for Bad Bots was last updated 2 weeks ago and SilentShield – Captcha & Anti-Spam for… was last updated 3 days ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.