Best Echo alternatives: apps like Echo: Global SDR Receiver

10+ similar apps compared and reviewed

4.2 avg rating

9 free apps

Updated November 2026

Echo: Global SDR Receiver

Mark Garrison Jr.

Looking for something like Echo? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Echo

#1

CoronaSDR: RTL-SDR Client by Alien Systems S.R.L.

Low-Latency rtl_tcp Receiver

Editor's Choice

5.0(10 ratings)

Free

CoronaSDR: RTL-SDR Client screenshot 1

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This application allows users to connect to and control RTL-SDR servers on their local network. It provides live spectrum and waterfall displays, various demodulation modes, and DSP controls for audio filtering and signal tuning. Users can save favorite stations and adjust RF settings.

#2

Spectral Bands: SDR Client by Matthew Delashaw

RTL-SDR & WebSDR Signal Client

Strong Contender

0.0(0 ratings)

Free

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#3

SwR - Global Radio by Kruen s.r.o.

Worldwide online SDR receivers

Worth Considering

4.7(7 ratings)

FreeIn-App Purchases

SwR - Global Radio screenshot 1

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Access a global network of public shortwave receivers to tune into live broadcasts, amateur radio frequencies, and utility stations worldwide. Explore the HF bands with real-time spectrum analysis and intuitive controls, transforming your phone into a powerful radio scanner.

More apps like Echo

AM-SW-Ham from worldwide rcvrs

Access and stream live radio broadcasts from hundreds of volunteer-run receivers worldwide. Experience shortwave radio reception from 100kHz to 30MHz using AM or SSB modes, as if you were physically at the receiver's location.

Global receiver accessLive audio streamingAM and SSB modes

Compare with Echo

QRV - Ham Radio Multitool

QRV - Ham Radio Multitool

QRV - Ham Radio Multitool

Spots, Band Plans & Widgets

This app consolidates essential ham radio tools for efficient operation and DX success. It provides real-time band conditions, callsign lookups, band plans, and built-in calculators. Available across multiple Apple devices, it offers cross-device sync and customizable alerts.

Real-time band conditionsUniversal callsign lookupCross-device sync

Compare with Echo

Mobile FT8 and FT4

This app enables seamless communication using FT8 and FT4 digital modes directly from your iOS device. Enjoy portable digital connections, effortless operation with a user-friendly interface, and reliable performance for global contact.

FT8 and FT4 digital modesPortable digital communicationGlobal operator connections

Compare with Echo

Ham Radio Toolbox

Ham Radio Toolbox

Ham Radio Toolbox

Tools for ham radio operators

This app provides essential tools for amateur radio enthusiasts, including real-time propagation data, a DX cluster viewer, and a dipole calculator. It offers a streamlined interface for checking band conditions and planning communication strategies.

Real-Time Propagation DataDX Cluster ViewerDipole Calculator

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by Manuel Kasper

Receive instant push notifications for desired amateur radio contacts. Filter alerts by various criteria like callsign, band, mode, and location. Stay updated on DX spots from multiple sources.

Push notifications for desired stationsFilter spots by DXCC, callsign, and locationSupport for Reverse Beacon Network, SOTAwatch, DX cluster, PSK Reporter

Compare with Echo

On-Air Net Scraper

On-Air Net Scraper

On-Air Net Scraper

Amateur Radio On-Air Nets Tool

This tool assists amateur radio operators with managing on-air nets and check-ins. It offers real-time messaging, email integration, and detailed operator information retrieval. The app supports multiple simultaneous sessions and configurable displays for efficient communication and tracking.

Real-time net check-in trackingInstant messaging (AIM) sessionsIntegrated email client

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Amateur Radio Sat Tracker

Track amateur radio satellites in real-time, predict passes, and log QSOs. Features include live APRS mapping, AR tracking, and multi-satellite comparison. Offers a unique music broadcast service and SSTV decoding.

Real-time satellite trackingPass predictions with quality indicatorsInteractive footprint mapping

Compare with Echo