HDSDR

DG0JBJ ❘ 1.9MB ❘ Freeware ❘
Android Windows

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Explore the airwaves with HDSDR by DG0JBJ.

Human-built. AI-enhanced.

Elena Angelini

09/11/2025

HDSDR is a popular software-defined radio application that allows users to tune into various frequencies and decode different signals.

Comprehensive and Versatile SDR Software for Radio Enthusiasts

HDSDR, developed by DG0JBJ, is a powerful software-defined radio (SDR) application that transforms your computer into a sophisticated radio receiver or transceiver. Compatible with a wide array of SDR hardware devices, it offers a robust platform for both amateur radio operators and professional researchers.

Rich Feature Set for Advanced Signal Processing

The software boasts an extensive set of features including various modulation and demodulation options, signal filtering, and detailed spectrum analysis. Users can tailor their viewing experience with multiple display modes such as waterfall, spectrum, and panadapters, facilitating precise signal monitoring and analysis.

Wide Hardware Compatibility and Cross-Platform Support

Supporting popular SDR hardware like RTL-SDR, Airspy, and more, HDSDR ensures broad usability. While primarily designed for Windows, it also offers functionalities for Linux, with some compatibility on Mac through additional configurations. Its ability to support remote operation through network connections enables versatile and convenient use in diverse environments.

User-Friendly Interface Matched with Advanced Capabilities

Designed with user convenience in mind, HDSDR combines an intuitive interface with advanced features suitable for beginners and experienced users alike. Whether used for casual listening, scientific research, or experimental projects, it remains a top choice for the global SDR community.

Overview

HDSDR is a Freeware software in the category Communications developed by DG0JBJ.

The users of our client application UpdateStar have checked HDSDR for updates 126 times during the last month.

The latest version of HDSDR is currently unknown. It was initially added to our database on 01/26/2011.

HDSDR runs on the following operating systems: Android/Windows. The download file has a size of 1.9MB.

HDSDR has not been rated by our users yet.

Pros

Supports a wide range of SDR hardware
Offers a user-friendly interface for radio signal reception
Provides features for signal demodulation and filtering
Supports recording and playback of signals
Compatible with Windows operating system

Cons

No longer actively maintained or updated by the original developer
May have compatibility issues with newer versions of Windows
User community may be smaller compared to other SDR software options

FAQ

How do I download HDSDR?

You can download HDSDR by visiting DG0JBJ's website and following the links to the latest version.

What operating systems does HDSDR support?

HDSDR supports Windows XP, Vista, 7, 8, and 10.

What types of radios can be used with HDSDR?

HDSDR supports SDR receivers and transceivers that use ExtIO.dll interface modules.

What is the maximum sample rate in HDSDR?

The maximum sample rate is determined by the hardware used.

Is there a user manual for HDSDR?

Yes, there is a user manual available on DG0JBJ's website.

Can multiple receivers be used with HDSDR?

Yes, multiple receivers can be used simultaneously if the hardware supports it.

Is there a way to record audio in HDSDR?

Yes, HDSDR has a recording function that allows you to record audio for later playback.

How do I calibrate the frequency in HDSDR?

Frequency calibration varies depending on the hardware used. Refer to the user manual for specific instructions.

Can HDSDR be used for digital modes?

HDSDR can be used for digital modes with the proper software and hardware.

Is HDSDR open source?

Yes, HDSDR is released under the GPL license and the source code is available on DG0JBJ's website.

Elena Angelini

I'm Elena, your go-to software reviewer at UpdateStar and tech enthusiast. Whether you're a user seeking the latest software titles or software news I've got you covered. When I'm not diving into the latest software, you can find me exploring nature trails, camping under the stars, or competing in online multiplayer games. My reviews are designed to be fun, engaging, and packed with all the details you need to make informed decisions.

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126 users of UpdateStar had HDSDR installed last month.

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