Responsive Preview shows a page at the sizes of popular devices (iPhone, Pixel, Galaxy, iPad) and common CSS breakpoints, so you can check a layout quickly. Note: some websites refuse to be shown inside a frame.
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Simple Web App (1 file)
Responsive Preview
Preview a web page at popular phone, tablet and breakpoint sizes side by side.
Try Responsive Preview right here
Launch appRuns in a secure sandbox. Anything it saves is kept only until you close the page.
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