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Free Plugin by Syde GmbH (formerly Inpsyde) v1.3.1

Authenticator

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

Authenticator

The facts

Rating
5★ from 8
Active installs
1k+
Price
Free
Last updated
21 Jan 2026
Added
Aug 2008
Requires WP
5.0
Tested up to
WP 6.9.7
Requires PHP
5.6
Downloads
99,504

Our analysis

AI-assisted

Authenticator is a WordPress plugin that restricts access to your site, allowing only logged-in users to view content. It requires users to create an account and log in to access the site, providing a straightforward way to manage user access without any configuration needed.

This plugin is suitable for websites that need to limit content visibility to registered users, such as nonprofit organisations, membership sites, or any platform requiring user authentication.

Best for: This plugin suits nonprofit organisations, membership sites, or any site needing user authentication.

What it does well

  • No configuration needed; simply activate to use
  • Restricts site access to logged-in users only
  • Free to use under the GPL license
  • Available in multiple translations
  • Developed by a team with experience in WordPress since 2006

Where it falls short

  • Limited feature information provided
  • No advanced configuration options mentioned

Verdict

Authenticator provides a simple solution for restricting site access to logged-in users. It is useful for those looking to manage user access without complex setups.

From the developer

Syde GmbH (formerly Inpsyde)'s own description of Authenticator, lightly tidied.

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 spent writing and supporting this plugin. And I really don’t want to know how many hours of my life this plugin has already eaten 😉

Translations

The plugin comes with various translations, please refer to the WordPress Codex for more information about activating the translation. If you want to help to translate the plugin to your language, please have a look at the translation possibility in this page here.

Donation?

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

Read the full description on the official page →

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