DeviceStage

Free mobile device preview overlay — same-tab phone frames, rigid rotate, status bar, exact CSS viewports, multi-device panels.

DeviceStage is a free Chrome mobile device preview overlay for web designers, agencies, and freelancers. Open any http(s) page, click the extension icon, and preview the site in realistic phone and tablet frames — same tab, no separate emulator window. What you get • Same-tab overlay with photo-style device frames • Exact CSS viewports for popular iPhones, Galaxies, Pixels, and tablets • Multi-device stage (up to 3 panels) for side-by-side checks • Rigid rotate (portrait ↔ landscape) that keeps the site upright • Status bar on phones; clean tablet screen hole • Export PNG or copy a share-ready preview to the clipboard • Keyboard shortcuts for devices, export, share, rotate, and more • Custom size + custom frame slots Who it's for Anyone who ships responsive sites and needs a fast mobile preview without leaving the page. Privacy DeviceStage runs in your browser. Previews stay local unless you choose Export or Share (clipboard). No account required. Full policy: https://webdev.ai/privacy/ Permissions (why) • activeTab / scripting / tabs — inject the overlay on the page you open • storage — remember recent devices and settings • webNavigation / declarativeNetRequest — keep device previews accurate inside frames • Host access — needed so the overlay can wrap the sites you choose to preview Built by Web Dev Group.