https://thenextweb.com/microsoft/2018/06/16/whatsapp-might-be-working-on-a-real-windows-app-ahead-of-the-surface-phone/

WhatsApp is one of few developers that consistently delivered updates to its Windows Phone app, but a report by Windows Central suggests WhatsApp is actually getting ready to deliver a proper desktop app as well.

Cncept art for a Universal Windows Platform (UWP) version of WhatsApp showed up on Behance before being promptly removed. It appeared to be anative Windows app with UWP design tenets like acrylic transparency. Furthermore, a description of the project suggested Microsoft and WhatsApp were working closely on the project.