Catches PHP fatal errors on your site, tells you exactly which plugin or theme caused them, and emails you immediately.
Alternatives to WPHI Diagnostic Suite Lite
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Advanced diagnostics and monitoring for WordPress. Real-time debug logs, file integrity checks, and mail testing in a modern dashboard.
Detect PHP error spikes, recurring patterns, request impact and source-version changes with grouped local diagnostics.
Local site health, update and error monitoring for WordPress. Optional WooCommerce checks switch on when a store is detected.
Titanium Site Watch – Website Uptime Monitoring & Downtime Alerts with Health Checks for WooCommercev1.0.6
Website uptime monitoring, downtime alerts and an 11-check WooCommerce Health diagnostic with store health alerts.
Health Radarv1.0.0
Detect plugin conflicts, performance issues, PHP compatibility risks, and debug log errors from your WordPress dashboard.
Canary Site Monitorv1.2.3
Watches your WordPress site for database errors, plugin changes, 404 floods and PHP errors, and explains what it finds in plain English.
Trio Site Recoveryv1.0.1
Recover your broken WordPress site safely from the WordPress dashboard—no FTP, cPanel, SSH, or database access required.
Conflict Radarv1.1.0
Know exactly which plugin update broke your site. Conflict Radar tracks every update, reads your PHP error log, and scores your site's health.
WebCrew Site Detectivev3.5.1
Find what changed before your WordPress site broke. A free activity timeline, detective scan, diagnostics, alerts, privacy tools and exports.