Free on WordPress.org

Speedix Speed Profiler

Identify exactly which plugins are slowing down your WordPress site. Measure hook execution times, export reports, and visualize trends with up to 7 days of data retention.

WP 6.3-6.9
PHP 7.4+
GPL Licensed
W My Site
142 ms
Dashboard Settings
💙 Health Score
78
Good
SERVER RESPONSE
142 ms
Plugins Theme Core
🔥 Hotspots
1 woocommerce_init
2 wp_head
3 init
Timeline
By Plugin
Plugin Impact
woocommerce 36%
theme:flavor 25%
wordpress-core 19%
7 Days
Data retention
Features

Everything you need to diagnose performance issues

Speedix gives you actionable insights, not just numbers. Find the culprits, fix them fast.

Server Response Metrics

See your server response time with full breakdown: Plugins, Theme, Core, Database, and HTTP calls. Color-coded indicators show performance status at a glance.

Hook Timing Analysis

Measure execution time for every WordPress hook. See exactly which actions and filters are taking the longest.

Export Reports

Export profiling data as CSV, JSON, or Markdown. Share reports with clients or keep for your records.

7-Day Data Retention

Keep up to 7 days of profiling history. Track performance trends over time and compare before/after optimizations.

Plugin-by-Plugin Breakdown

See performance impact of each installed plugin. Ranked list of slowest plugins with detailed metrics.

Timeline & Charts

Visual timeline charts show performance trends. Histogram displays hook time distribution for quick insights.

Built-in WooCommerce Support

Automatically profiles WooCommerce hooks by category: Checkout, Cart, Products, Shipping, Payment, Subscriptions, Memberships, and Blocks.

Page-Specific Metrics

Filter dashboard by specific page URLs. See real-time metrics in the admin bar for whichever page you're currently viewing.

Source Breakdown

Visual breakdown showing time spent in Plugins vs Theme vs WordPress Core. Instantly see where optimization efforts should focus.

Hotspots Detection

Instantly identify the top 5 slowest hooks with color-coded severity indicators. Focus optimization where it matters most.

Health Score

Get a 0-100 performance score based on response time, slow hooks, and plugin overhead. Track improvements over time.

Environment Monitoring

Automatic detection of OPcache limits, autoload bloat, memory issues, caching plugins, and server configuration that may affect performance.

Overload Protection

Monitors its own overhead and automatically pauses profiling if it starts slowing down your site. Auto-resumes after 1 hour with manual reset option.

Timeout Detection

Track slow requests that got interrupted or timed out. Configurable threshold (default 3s) helps identify problematic pages that visitors are abandoning.

In Action

See Speedix in action

A visual tour of the dashboard, settings, and WooCommerce integration.

🔥 Hotspots
1 woocommerce_init ⚠ Slow
2 wp_head ⚠ Slow
3 init ⚠ Slow
4 wp_footer ✓ OK
5 the_content ✓ OK

Hotspots Card

Instantly see the top 5 slowest hooks with color-coded severity. Red flags critical issues, yellow warns, green is acceptable.

💙 Health Score
78
Good
Response time is fast
3 slow hooks detected
Plugin overhead acceptable

Health Score

Get a 0-100 score based on response time, slow hooks count, and plugin overhead. Includes actionable recommendations.

Compatibility 3 issues
OPcache 87% full Consider increasing memory
WP Rocket detected Cached pages won't profile
Redis object cache Timing still accurate

Compatibility Warnings

Automatic detection of OPcache limits, caching plugins, server load, and configuration issues that may affect profiling.

Quick Setup Presets
🔒
Safe Mode
Production
Balanced
Recommended
🔍
Detailed
Debugging
Profiling
Retention 7 days
Skip Admin

Quick Presets & Auto-Detect

Choose Safe, Balanced, or Detailed mode, or use Auto-Detect to analyze your site and get smart threshold and sample rate recommendations based on your actual hook timing.

WooCommerce 9 Categories
🛒 Cart
💳 Checkout
📦 Products
🚚 Shipping
💳 Payment

WooCommerce Integration

Dedicated tab shows performance by category: Cart, Checkout, Products, Shipping, Payment, Subscriptions, Memberships, and Blocks.

Export Performance Data
CSV
CSV Export Excel compatible
JSON
JSON Export API & tools
MD
Markdown Client reports
| Plugin | Impact |
|--------|--------|
| woocommerce | 36% |

Multiple Export Formats

Export as CSV for spreadsheets, JSON for automation tools, or Markdown for client reports and documentation.

Ready to speed up your WordPress site?

Join thousands of developers who use Speedix to identify and fix performance issues. Free forever, no credit card required.