Heuristicheck

Automate your UX Audits with AI Precision. HeuristiCheck scans any webpage for usability issues based on Nielsen’s 10 Heuristics, visualizes friction points with heatmaps, and generates instant code fixes using OpenAI or Gemini.

🚀 STOP MANUAL AUDITING
Forget about spending hours taking screenshots and writing manual reports. HeuristiCheck analyzes the DOM in seconds to find accessibility violations, contrast errors, and usability roadblocks.

✨ KEY FEATURES:

🤖 Smart AI Remediation (BYOK)
Don't just find bugs—fix them. Connect your own OpenAI or Google Gemini API key to get instant, copy-paste HTML/CSS code rewrites that solve the specific usability issue found.

📊 Interactive Heatmaps
Visualize usability debt directly on the page. Our overlay highlights high-density error zones so you can prioritize what to fix first.

📄 Agency-Ready Reports
Export professional, white-label PDF and CSV reports in one click. Perfect for freelancers and agencies delivering audits to clients.

🔍 Nielsen’s 10 Heuristics Framework
Our automated scanner checks against industry-standard principles including:
• Visibility of System Status
• Match between System and the Real World
• Consistency and Standards
• Error Prevention
• Aesthetic and Minimalist Design

🔒 PRIVACY FIRST ARCHITECTURE
Your data stays yours. HeuristiCheck operates locally within your browser. Your API keys and audit data are stored in local storage and are never sent to our servers.

Perfect for UX Designers, Frontend Developers, and Digital Agencies looking to speed up their workflow and deliver higher quality web experiences.

v1.0 Release Notes:
- Initial launch with Dual AI Support (GPT-4 & Gemini Pro)
- PDF Export engine
- Visual DOM Heatmap