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Load and compare multiple URLs side by side in resizable iframes.
Open and compare multiple websites side by side in the same browser window. Load up to 4 URLs simultaneously in resizable iframes to compare layouts, content, and functionality without switching tabs.
Compare multiple websites side by side in a single browser window using resizable iframes.
Access the Multi URL Viewer tool
Navigate to the Multi URL Viewer page to begin setting up your side-by-side comparison workspace.
Input the website URLs
Enter up to four different website addresses into the provided URL input fields.
Load the sites into iframes
Click the action button to render each website simultaneously within the resizable iframe grid.
Adjust the iframe dimensions
Resize the individual frames to better compare layouts, content, and functionality across the different sites.
Analyze and compare results
Review the live websites side by side to identify differences in design or performance without switching browser tabs.
Estimated time: PT1M
Share this tool
Load up to 4 URLs to compare them side by side. Drag the handle at the bottom of each frame to resize its height. Note: sites with strict security headers (e.g. Google) cannot be embedded.
