Windows SDK


We recommend installing the SDK using NuGet. Add the following package to your projects:


To use in your project, use the Cobrowse.IO namespace:

using Cobrowse.IO;

To start

CobrowseIO.Instance.License = "put your license key here";
await CobrowseIO.Instance.Start();

Add your License Key

Please register an account and generate your free License Key at

This will associate sessions from your Windows app with your Cobrowse account.

Try it out

Once you have your app running on a Windows computer, navigate to to see your device listed. You can click the "Connect" button to initiate a Cobrowse session!


  • .NET Framework 4.6+, .NET Core 3+, .NET 5.0+

  • Minimum supported OS is Windows 7

  • x86 and x64 architectures only are supported

HiDPI Support

For Windows 10 HiDPI mode (when display scale is not 100%) client application should be "DPI aware". To enable this please add app.manifest ("New item" -> "Application Manifest File" in Visual Studio) and add/uncomment the following XML tag:

<application xmlns="urn:schemas-microsoft-com:asm.v3">
    <dpiAware xmlns="">true</dpiAware>
    <dpiAwareness xmlns="">PerMonitorV2</dpiAwareness>

Any questions at all? Please email us at

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