---
title: Dual Chat Categories
icon: 💬
category: ON4KST Chat
since: "1.26"
summary: Log in to two ON4KST categories and handle both message streams in one station list and interface.
description: KST4Contest combines two ON4KST chat categories while retaining the category required for messages and station context.
tagsList:
  - ON4KST
  - dual chat
  - microwave contest
related:
  - priority-score
  - log-sync
---

## Two categories, one workflow

KST4Contest can operate with two ON4KST chat categories at once.

This is useful when contest activity spans VHF/UHF and microwave operation.

## Less window switching

The operator can keep more information visible without constantly changing tools.