KnockKnock! – Minimal circular video calls for quick, focused connections

Summary: KnockKnock! is a Mac-native video calling app designed for small, trusted groups, enabling spontaneous 5-minute calls with low-latency streaming and secure sign-in. It features floating call windows and customizable themes to keep interactions brief and personal without disrupting workflows.

What it does

KnockKnock! provides one-click video calls without meeting links or waiting rooms, using LiveKit for low-latency streaming and Firebase for secure authentication. Calls are limited to five minutes and appear in floating windows with customizable backlight rings and themes.

Who it's for

It targets small teams, close friends, and family who want quick, intentional video interactions without lengthy meetings or intrusive interfaces.

Why it matters

It solves the problem of long, distracting video calls by enabling brief, focused conversations that fit naturally into busy schedules.