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XO Security vs Two Factor Authentication (2026)

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

XO Security

XO Security

5(11)

30K+ active installs

Free

Updated 3 months ago
View XO Security
VS
Two Factor Authentication

Two Factor Authentication

4.4(77)

20K+ active installs

Free

Updated 1 week ago
View Two Factor Authentication

Quick Verdict

As of April 2026, XO Security has a higher user rating (5/5 from 11 reviews) and leads in active installations (30K+ vs 20K+). Both are free WordPress plugins. XO Security has accumulated 353K+ total downloads while Two Factor Authentication has 881K+.

Detailed Comparison

Rating
5/5XO Security
◄
Two Factor Authentication4.4/5
Total Reviews
11XO Security
►
Two Factor Authentication77
Active Installs
30K+XO Security
◄
Two Factor Authentication20K+
Total Downloads
353K+XO Security
►
Two Factor Authentication881K+
Support Resolution
N/AXO Security
Two Factor AuthenticationN/A
Last Updated
3 months agoXO Security
►
Two Factor Authentication1 week ago
First Released
2016XO Security
Two Factor Authentication2015
Age
10 yearsXO Security
Two Factor Authentication11 years
WP Requires
4.9+XO Security
Two Factor Authentication3.4+
PHP Requires
5.6+XO Security
Two Factor Authentication5.6+
Business Model
FreeXO Security
Two Factor AuthenticationFree
Latest Version
3.10.8XO Security
Two Factor Authentication1.16.0

Rating Breakdown

XO Security

5/5(11 reviews)
5
100%
4
0%
3
0%
2
0%
1
0%

Two Factor Authentication

4.4/5(77 reviews)
5
81%
4
3%
3
4%
2
1%
1
12%

Recent Reviews

XO Security Reviews

by imawc

Awesome!

This plugin is lightweight and easy to use, so I recommend it.

by まーちゅう

What a great plugin!

It’s my top recommendation for security plugins on WordPress sites.It includes all the security features I need.

by altmmc

基本的なセキュリティ機能が揃っています

タイトル通りです。AIOS等の定番プラグインと比べると機能は少ないですが、必要最低限の対策が揃っており設定が非常にわかりやすいので使いやすいです。これだけでは不安という人はBBQ Firewallを併用すると良いです。

Two Factor Authentication Reviews

by Emilio Lejit

Nice plugin, Excellent plugin, works greatly like a charm.

Excellent plugin, works greatly like a charm. This topic was modified 2 years, 2 months ago by Emilio Lejit.

by lcastonguay

This plugin does not support OTP via email.

Please look elsewhere if you want a plugin that sends one-time passcodes via email. I originally purchased this plugin to send a one-time password to my class subscribers via email whenever they atte

by pave1

Just works

Perfect, simple solution for Google Authenticator

Frequently Asked Questions

Is XO Security or Two Factor Authentication more popular?
XO Security has 30K+ active installations while Two Factor Authentication has 20K+. XO Security is the more widely-used plugin as of April 2026.
Which has better ratings — XO Security or Two Factor Authentication?
XO Security has a 5/5 rating from 11 reviews, while Two Factor Authentication has a 4.4/5 rating from 77 reviews.
Are XO Security and Two Factor Authentication free?
XO Security is free and Two Factor Authentication is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — XO Security or Two Factor Authentication?
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?
XO Security was last updated 3 months ago and Two Factor Authentication was last updated 1 week ago.

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