Great companies use Polypane
Save time developing, designing and testing websites and still end up with less issues and a better result.
Develop responsive websites and apps three times as fast and get better results, because you wont be skipping screen sizes and wishing for the best.
Build higher quality websites, whether you use Wordpress, React, Angular, Svelte, Bootstrap, Drupal or any other CMS, library or framework.
Powerful developing, debugging and testing tools are built right in like devtools extensions, live reloading, accessibility testing and more.
Never resize your browser again
Emulate real devices, use your responsive CSS breakpoints or pick your own dimensions. No resizing needed.
Syncs all your actions
Interacting with one viewport means interacting with all of them. Scrolling, hovers, clicks and forms, it just works.
Edit all panes at the same time
Make changes to all panes at once using our Element inspector and Live CSS editor.
Polypane has all the tools you need to build great web experiencesOn Mac, Windows & Linux.
Social media previews and meta info
Live previews of how your site looks when shared on social media, and all your meta information visible.
Live and Hot reloading. For everyone.
Live reloading for any development environment, from plain HTML files to Wordpress to React or Vue. CSS and images even update without a page refresh.
Powerful developer tools
Developer tools like you're used to from Chromium, with support for devtools extensions like React, Vue, Angular, Svelte and more.
Dark mode media query ready
Develop your site in light and dark mode at the same time, both in view and synced together. There is no faster way to build sites with dark and light mode.
Full page screenshots
You want best in class screenshots, and we have them. No other browser comes close in terms of rendering accuracy. We also support screenshots of all your viewports.
Everything you need to make awesome web experiences
Developers and designers love Polypane
Here's what they have to say:
Polypane is easily one of the most useful tools for modern web designers and developers.
It is convenient seeing your work in multiple responsive views at the same time. Love it, 💯
Polypane is fast, helps me catch issues and the meta information preview is awesome.
Using Polypane and woah this is awesome! It’s really slick and fast! I was just 5 minutes in and I already fixed a bug.
This thing is FAST and the synchronized scrolling works amazingly. Prepare to be impressed.
Polypane is a smart design environment where you can preview your designs across devices and viewports.
The first half hour in Polypane solved the frustration I had with responsive design. I really like it.
Polypane quickly became an indispensable part of my workflow. With a tool like this, you have no excuse not to create great, responsive experiences!