Preview websites on multiple device screens simultaneously. Test responsive designs instantly.
Users
41
+19 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#117K
#98K among extensions
Version
1.0.0
updated 9 May 2026
Users
monthly, 5 months
Latest, 16 Oct 2026:41 usersMove the mouse over the chart for any month
Ratings count
monthly, 5 months
Latest, 16 Oct 2026:0 ratingsMove the mouse over the chart for any month
The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.
About ResponsiveView - Multi-Device Preview
ResponsiveView - Test Responsive Designs Instantly
Preview your website on multiple device screens side by side. No more resizing your browser window manually — see how your site looks on phones, tablets, and desktops all at once.
📱 Multi-Device Preview
Open a dedicated preview page with multiple device viewports displayed simultaneously. See your website on iPhone, iPad, Samsung, and desktop screens — all in one view.
🖥️ 19+ Device Presets
Pre-configured screen sizes for the latest devices:
• Phones: iPhone 15/16, Samsung Galaxy S24, Google Pixel 9
• Tablets: iPad Pro, iPad Air, iPad Mini, Galaxy Tab S9
• Desktop: HD (1366px), Full HD (1920px), 2K, Ultrawide
📐 Breakpoint Indicator
Instantly see which CSS breakpoint is active for each viewport:
• xs (<640px) • sm (640-767px) • md (768-1023px)
• lg (1024-1279px) • xl (1280-1535px) • 2xl (≥1536px)
Color-coded badges match Tailwind CSS breakpoints.
🔄 Rotate & Zoom
Toggle portrait/landscape mode and zoom in/out on any viewport independently.
🌐 Works with Localhost
Test your local development server (localhost:3000, localhost:8000, etc.) directly in the preview.
⚡ How to Use:
1. Click the ResponsiveView icon in your toolbar
2. Enter a URL (or use the current page)
3. Click "Open Multi-Device Preview"
4. Your website appears on 4 devices simultaneously!
5. Add more devices, rotate, zoom, and compare
🎯 Perfect For:
• Frontend developers testing responsive layouts
• Web designers reviewing breakpoints
• QA testers checking cross-device compatibility
• Freelancers presenting responsive designs to clients
🔒 Privacy:
• No data collected or transmitted
• No account required
• Everything runs locally in your browser
Lightweight, fast, and free. Built by developers, for developers.
Growth
Window
Users
Change
Ratings
Rating
7 days
+6
+17.1%
0
0.00
30 days
+19
+86.4%
0
0.00
Chrome Web Store search rankings
Where ResponsiveView - Multi-Device Preview appears when people search the store, with the 30 day change