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Custom field finder
Allows you to easily find the custom fields (including hidden custom fields) and their values for a post, page or custom post type post.
The facts
- Rating
- 5★ from 5
- Active installs
- 2k+
- Price
- Free
- Last updated
- 18 Aug 2026
- Added
- Apr 2013
- Requires WP
- 6.7
- Tested up to
- WP 7.1
- Downloads
- 25,672
Our analysis
AI-assistedCustom Field Finder is a WordPress plugin that helps you locate custom fields and their values for posts, pages, or custom post types. It provides access to both visible and hidden custom fields, including those that typically start with an underscore, which are not usually displayed in the standard interface. You can find these fields by entering the post ID in the plugin's tool section.
This plugin is suitable for developers or users who need to manage and review custom fields in their WordPress site, particularly those who work with custom post types and require visibility of all associated data.
Best for: This plugin is best for developers or advanced users managing custom fields in WordPress.
What it does well
- ✓Free to use from the WordPress.org directory
- ✓Developed by Yoast
- ✓Access to hidden custom fields
- ✓Simple interface for finding custom fields
- ✓Compatible with WordPress up to version 7.1
Where it falls short
- •Limited information on additional features
- •No details on user support or documentation
Verdict
Custom Field Finder offers a straightforward solution for locating custom fields, but lacks detailed information on its broader capabilities.
From the developer
Yoast's own description of Custom field finder, lightly tidied.
Allows you to easily find the custom fields (including hidden custom fields) and their values for a post, page or custom
post type post.
Just go to Tools – Custom field finder, enter the post ID of any post and you’ll see all the custom fields. This includes
the custom fields that start with an underscore ( _ ) that are normally hidden from the custom fields interface.
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