This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
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TechCrunch
techcrunch.com
did:plc:vtpyqvwce4x6gpa5dcizqecy
Similar to the smartphone and desktop apps, the web app will support the calling features such as screen-sharing and reactions.
https://techcrunch.com/2026/07/28/whatsapp-now-lets-you-make-calls-using-its-web-app/
2026-07-28T15:01:08.477Z