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Sucuri Security – Auditing, Malware… vs ALTCHA Spam Protection (2026)

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

Sucuri Security – Auditing, Malware…

Sucuri Security – Auditing, Malware…

4.2(383)

600K+ active installs

Free

Updated 4 weeks ago
View Sucuri Security – Auditing, Malware…
VS
ALTCHA Spam Protection

ALTCHA Spam Protection

3.9(21)

7.0K+ active installs

Free

Updated 3 months ago
View ALTCHA Spam Protection

Quick Verdict

As of April 2026, Sucuri Security – Auditing, Malware… has a higher user rating (4.2/5 from 383 reviews) and leads in active installations (600K+ vs 7.0K+). Both are free WordPress plugins. Sucuri Security – Auditing, Malware… has accumulated 33M+ total downloads while ALTCHA Spam Protection has 49K+.

Detailed Comparison

Rating
4.2/5Sucuri Security – Auditing, Malware…
◄
ALTCHA Spam Protection3.9/5
Total Reviews
383Sucuri Security – Auditing, Malware…
◄
ALTCHA Spam Protection21
Active Installs
600K+Sucuri Security – Auditing, Malware…
◄
ALTCHA Spam Protection7.0K+
Total Downloads
33M+Sucuri Security – Auditing, Malware…
◄
ALTCHA Spam Protection49K+
Support Resolution
0%Sucuri Security – Auditing, Malware…
ALTCHA Spam ProtectionN/A
Last Updated
4 weeks agoSucuri Security – Auditing, Malware…
◄
ALTCHA Spam Protection3 months ago
First Released
2011Sucuri Security – Auditing, Malware…
ALTCHA Spam Protection2024
Age
15 yearsSucuri Security – Auditing, Malware…
ALTCHA Spam Protection2 years
WP Requires
3.6+Sucuri Security – Auditing, Malware…
ALTCHA Spam Protection5.0+
PHP Requires
false+Sucuri Security – Auditing, Malware…
ALTCHA Spam Protection7.3+
Business Model
FreeSucuri Security – Auditing, Malware…
ALTCHA Spam ProtectionFree
Latest Version
2.7Sucuri Security – Auditing, Malware…
ALTCHA Spam Protection1.26.3

Rating Breakdown

Sucuri Security – Auditing, Malware…

4.2/5(383 reviews)
5
74%
4
5%
3
2%
2
1%
1
17%

ALTCHA Spam Protection

3.9/5(21 reviews)
5
67%
4
0%
3
5%
2
14%
1
14%

Recent Reviews

Sucuri Security – Auditing, Malware… Reviews

by ealfred88

Solve my security problem

Solve my security problem cloaking, malicious database injections, that the Wordfence wasn’t able to remove.

by bogdantd

♡ Sucuri

No hack since Sucuri. Before hacked.

by dsitechmktg

A Must for Website Security

I’m really glad I set up this plugin because I was able to track suspicious logins and other security threats

ALTCHA Spam Protection Reviews

by Hiroshi

Works well

its a simple plugin easy to setup and work well with my websites… so far eliminated almost all spam +1

by abaantravis

Thank you!

I personally find this plugin very useful and working just fine, no problems. I don’t understand why people here complain. Great work, thanks! And please keep this plugin alive.

by sarahsolus

Ruined by the devs

The version 1 Altcha WordPress plugin was a promising, if not perfect, captcha plugin. Unfortunately, the developers got everything wrong with version 2. First of all, it can only be installed via the

Frequently Asked Questions

Is Sucuri Security – Auditing, Malware… or ALTCHA Spam Protection more popular?
Sucuri Security – Auditing, Malware… has 600K+ active installations while ALTCHA Spam Protection has 7.0K+. Sucuri Security – Auditing, Malware… is the more widely-used plugin as of April 2026.
Which has better ratings — Sucuri Security – Auditing, Malware… or ALTCHA Spam Protection?
Sucuri Security – Auditing, Malware… has a 4.2/5 rating from 383 reviews, while ALTCHA Spam Protection has a 3.9/5 rating from 21 reviews.
Are Sucuri Security – Auditing, Malware… and ALTCHA Spam Protection free?
Sucuri Security – Auditing, Malware… is free and ALTCHA Spam Protection is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Sucuri Security – Auditing, Malware… or ALTCHA Spam Protection?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
Sucuri Security – Auditing, Malware… was last updated 4 weeks ago and ALTCHA Spam Protection was last updated 3 months ago.

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