Who should use JS8Call?

JS8Call is a consumer product built for amateur radio operators.

Does JS8Call have a free plan?

Yes — JS8Call is free to use.

What platforms does JS8Call run on?

JS8Call runs on Windows, macOS, and Linux.

Is JS8Call still maintained?

Unverified. JS8Call has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to JS8Call?

Similar projects tracked by PulseGate include 한결음악학원, Swedish Morning & Night Greets, and JOY Messenger Floating Button.

JS8Call is developed by KN4CRD.

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JS8Call

Name: JS8Call
Author: KN4CRD

FlathubCommunication & Collaboration

JS8Call is a software application for amateur radio operators, providing robust keyboard-to-keyboard messaging over weak signal HF radio conditions. It combines the reliability of FT8 with a messaging and network protocol layer, facilitating digital communication for radio enthusiasts.

FreeWindowsmacOSLinux

Visit Flathub

Overview

5 features

JS8Call sits in PulseGate's Communication & Collaboration category. It focuses on enabling reliable digital communication for amateur radio operators under weak signal conditions. JS8Call is a consumer product aimed at amateur radio operators. JS8Call costs nothing to use. It runs on Windows, macOS, and Linux.

Behind JS8Call is KN4CRD. Among its 5 catalogued features are weak signal messaging, keyboard-to-keyboard chat, and HF radio support.

Weak signal messaging
Keyboard-to-keyboard chat
HF radio support
Network protocol layer
Amateur radio integration

Built with & integrations

Runs on

WindowsmacOSLinux

Trust & compliance

Verified signals

HTTPSFree tier

Indexing history

What PulseGate has recorded for this listing

Indexed30 Jun · 15:14 UTC
JS8Call verified against its public source
Source: PulseGate · Open

Frequently asked questions about JS8Call

What is JS8Call?: JS8Call focuses on enabling reliable digital communication for amateur radio operators under weak signal conditions. It is catalogued under Communication & Collaboration on PulseGate.
Who should use JS8Call?: JS8Call is a consumer product built for amateur radio operators.
Does JS8Call have a free plan?: Yes — JS8Call is free to use.
What platforms does JS8Call run on?: JS8Call runs on Windows, macOS, and Linux.
Is JS8Call still maintained?: Unverified. JS8Call has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to JS8Call?: Similar projects tracked by PulseGate include 한결음악학원, Swedish Morning & Night Greets, and JOY Messenger Floating Button.한결음악학원 Swedish Morning & Night Greets JOY Messenger Floating Button
Who makes JS8Call?: JS8Call is developed by KN4CRD.

At a glance

Platforms: Desktop
Languages: English
Built for: amateur radio operators
Model: B2C
Solves: Enabling reliable digital communication for amateur radio operators under weak signal conditions.

Registered as

Flathub: com.js8call.JS8Call

Developer

KN4CRD

Live coverage

Identity confidence: Medium · 70
Indexed: 30 Jun 2026
Lifecycle: Unverified
Last seen: 30 Jun 2026

Identity audit (12)

Slug: js8call-flathub-org
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 30 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Written by a language model from the project's public pages.
Category from: Assigned by a language model.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model from page content.
Last updated: 4 Aug 2026
Canonical URL: https://flathub.org/apps/com.js8call.JS8Call

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Also in Communication & Collaboration

Same category — not a similarity match