VarAC – HF/FM Digital Chat Reinvented


What is VarAC?

VarAC is a FREE, modern HF P2P real-time chatting application for the amateur radio operator that leverages the glorious VARA protocol

Calling VarAC QRGs (USB dial)

20m – 14.105 MHz (Primary – day time)

40m – 7.105 MHz (Primary – night time)

80m – 3.595 MHz
30m – 10.133 MHz
17m – 18.106 MHz
15m – 21.105 MHz
12m – 24.927 MHz
10m – 28.105 MHz
6m – 50.330 MHz

CQ calls VarAC

Call CQ using the VARA protocol

“Is typing”

See if your partner is currently typing

Chat gestures

Having fun while chatting with sounds & emojis

RIG Control

Supporting CAT command, RTS/DTS & OmniRig

Frequency Monitor VarAC

Monitor the frequency for ongoing QSOs

Message queue

Type as many messages as you’d like

Realtime metrics

For best QSO performance monitoring

Automatic messages

Set preconfigured welcome & away messages

Canned messages

Create predefined messages (RIG, Info…)

500/2300Hz support

Select your desired QSO bandwidth

Beacons VarAC

Let other people know you are standing by


No more typos. Spell check as you type

Send files & images

Supporting binary files, text, Images and more

Seamless QSY

Move QSO up or down with a single mouse click

Auto QSO logging

Supporting ADIF format and popular QSO loggers

Customized look

Chose the colors/fonts you like. Use dark mode.


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