Is Authenticator free?

Yes, Authenticator is free to use. It is available as a free plugin on WordPress.org.

How many websites use Authenticator?

Authenticator has 1.0K+ active installations as tracked by WordPress.org.

What are the best Authenticator alternatives?

Popular alternatives to Authenticator include WPS Hide Login, Security Optimizer – The All-In-One…, Loginizer. You can compare them side-by-side on our comparison pages.

Does Authenticator work with the latest WordPress?

Authenticator has been tested up to WordPress 6.9.4. It requires WordPress 5.0+ and PHP 5.6+.

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Authenticator

Name: Authenticator
Rating: 5 (8 reviews)
Author: Syde GmbH (formerly Inpsyde)

This plugin allows you to make your WordPress site accessible to logged in users only.

By Syde GmbH (formerly Inpsyde)·Login·Free

5(8 reviews)

·1.0K+ active installs·Updated 2 months ago

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As of April 2026, Authenticator is a WordPress login plugin with 1.0K+ active installations and a 5/5 rating from 8 reviews. It has been downloaded 97K+ times in total. Requires WordPress 5.0+ and PHP 5.6+. Available on WordPress.org since 2008. Recently updated within the last 3 months. Downloads are up 23% this week. Top alternative: WPS Hide Login.

5/58 reviews

1.0K+active installs

97K+total downloads

18 yearssince 2008

Overview

This plugin allows you to make your WordPress site accessible to logged in users only. In other words, to view your site they have to create or have an account on your site and be logged in. No configuration necessary, simply activating – that’s all.

Crafted by Inpsyde

The team at Inpsyde is engineering the web and WordPress since 2006.

Donation?

You want to donate – we prefer a positive review, not more.

Bugs, technical hints or contribute

Please give me feedback, contribute and file technical bugs on GitHub Repo.

License

Good news, this plugin is free for everyone! Since it’s released under the GPL, you can use it free of charge on your personal or commercial blog. But if you enjoy this plugin, you can thank me and leave a small donation for the time I’ve s…

Read full description on WordPress.org