Viewport Wiggler

Your Viewport, Precisely Managed. Viewport Wiggler – Browser Resize & Viewport Tool Easily resize your browser and get accurate viewport width and height stats. An extension for developers and designers (or anyone really) who need precise viewport control. - Snap to Standard Device Sizes: Instantly preview websites on popular desktop, tablet, and mobile viewports. - Custom Dimensions: Set exact width and height for responsive testing. - Live Viewport Stats: Always see your current browser size at a glance. Streamlined and easy to use, Viewport Wiggler helps developers, designers, project managers, product testers, anyone test responsiveness quickly and accurately.