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Responsive Testing Tool

Preview websites at different screen sizes

Enter a URL and select a device or custom size

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What is Responsive Testing Tool?

Responsive Testing Tool is a comprehensive web development utility that allows you to test how your website looks and functions across different screen sizes and devices. It provides real-time previews of your site on various viewport dimensions.

Perfect for web developers, designers, and QA testers who need to ensure their websites work perfectly across all devices and screen sizes for optimal user experience.

Key Features

  • Multiple Device Presets: Test on common device sizes like mobile, tablet, and desktop
  • Custom Dimensions: Set specific width and height values for precise testing
  • Real-Time Preview: See live changes as you adjust viewport dimensions
  • Interactive Testing: Interact with your website within the preview frame

How to Use

  1. Enter URL: Input the website URL you want to test
  2. Select Device: Choose from preset device sizes or enter custom dimensions
  3. View Preview: See how your website appears in the selected viewport
  4. Test Interactions: Interact with your website to test functionality at different sizes

Common Use Cases

Responsive Design Testing: Verify that your website layout adapts correctly to different screen sizes.

Mobile Optimization: Ensure your website provides a great experience on mobile devices.

Cross-Device Compatibility: Test your website across various devices to ensure consistent functionality.

Tips for Best Results

Test Multiple Breakpoints: Check your website at various screen sizes, not just preset device sizes.

Test Interactive Elements: Ensure buttons, forms, and navigation work properly at all screen sizes.

Check Content Readability: Verify that text and images are readable and properly sized on all devices.