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Category AJAX Filter – Advanced Filter for Posts & Custom Post Types

By Trusty Plugins

Site Administration & Utilities / URL Redirects & 301 Management

Reviewed by Omar Dabbas

Trusted WordPress expert with 20+ years of experience evaluating plugins for the WP ecosystem.

Category AJAX Filter – Advanced Filter for Posts & Custom Post Types Review - In-Depth Analysis

Filter WordPress posts and custom post types by categories, tags, and taxonomies with AJAX-powered filtering — no page reload required.

Performance Overview

WPS Score

6.82/10

User Rating

4.9/5 (based on 158+ reviews)

Active Installations

6,000+

Update Frequency

Average It is calculated using the weighted average of same category plugins.

Security Score

9.2 / 10 (Critical Risk) It is calculated using the weighted average of all versions.

What It Does

Category AJAX Filter lets you instantly filter WordPress posts and custom post types using categories, taxonomies and tags with AJAX-powered filtering without reloading the page.

It includes pre-built layouts and an easy-to-use admin panel to manage categories, tags, styling options, pagination and more. Fully compatible with Elementor, Divi, WPBakery and Gutenberg, CAF helps you create powerful WordPress post filters and custom post type filters to organize and display your content in a fast and user-friendly way.

Category AJAX Filter is ideal for websites with large amounts of content where visitors need a quick way to find relevant posts or listings. It works great for blog category filtering, custom post type websites, portfolio websites, directory websites, and content-heavy websites.

With AJAX-powered filtering, visitors can instantly view matching posts without reloading the page, creating a smooth and modern browsing experience.

Comparing to Alternatives

This plugin has no close direct alternatives in its category, making it a unique choice for AJAX filtering of posts and custom post types.

Top alternatives

Strengths

Highly rated with a 4.9/5 average from 154 users
Supports custom posts and taxonomies with fast AJAX filtering
Flexible customization options without coding
Excellent customer support with quick responses
Includes a pro version with advanced features

Weaknesses

Known critical security vulnerability fixed only in recent update
License verification depends on external site availability
No direct alternatives for comparison
Potential risk due to past security issues

User Sentiment Analysis

With 97.4% of ratings at 5 stars and very few low ratings, users overwhelmingly praise the plugin for its functionality and support.

Positive highlights

'Great plugin' with easy management and beautiful new version - heberth80
'Excellent AJAX Filter Plugin, Powerful and easy to use' - adamjeet6161
'Amazingly fast Ajax filter and great support' - simplixinnovations
'Great plugin and Support' with direct team communication - mgp33
'Excellent Respectful Response and Support' - iggypopnz

Common complaints

Weaknesses

Critical security vulnerability prior to version 2.8.3
License system can cause plugin to stop working if verification site is down
Dependency on external site for license validation

Who Should Use This?

Best for

Users needing a powerful, flexible AJAX filtering plugin for posts and custom post types, especially those valuing fast performance and excellent support.

Not ideal for

Users who require guaranteed uninterrupted plugin functionality without reliance on external license servers or those concerned about past security vulnerabilities.

Pricing & Value

Free version includes

The free version offers robust AJAX filtering capabilities with support for custom posts and taxonomies and basic customization options.

Pro version

The pro version adds advanced features, enhanced customization, and priority support, providing greater flexibility for professional use.

Final Verdict

Category AJAX Filter stands out as a highly effective and user-friendly plugin with excellent customization and support, reflected in its near-perfect user ratings. Its unique position without direct alternatives makes it a compelling choice for those needing advanced AJAX filtering capabilities.

However, users should be cautious of its past critical security vulnerability and the reliance on an external license verification system, which may impact site stability. Overall, it offers great value, especially with the pro version, but users must weigh these considerations carefully.

Other Notable Features

Here are a few other notable features of this free Category AJAX Filter – Advanced Filter for Posts & Custom Post Types plugin.

Ajax Filter

Category Filter

Taxonomy Filter

Screenshots

FAQ

Yes. Category AJAX Filter works with custom post types as well as default WordPress posts. You can filter content using categories, tags, or custom taxonomies.