About this tool
Screen Resolution Simulator lets you preview a webpage in common device sizes to spot responsive issues quickly.
Switch between presets and orientations to validate layout, spacing, and fold placement.
Screen Resolution Simulator
Preview a URL in common screen sizes and orientations.
Screen Resolution Simulator
Preview a URL in common sizes
Frequently Asked Questions
Does it emulate devices?
It simulates viewport sizes; device-specific rendering may still vary.
Can I add custom sizes?
Yes, enter a custom width and height in the tool.
Is JavaScript executed?
Yes, it loads the URL in a sandboxed frame when allowed by the site.
Do you store URLs?
No, inputs are not persisted.
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