OpenMHz

OpenMHz

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OpenMHz: Real-Time Police & Fire Radio Scanners

Stay informed with raw, unedited emergency transmissions from over 225 cities. Experience the power of SDR-captured audio with a full 30-day archive, 100% ad-free.

Publisher

Luke Berndt

Category

News

Downloads

196K+

User Rating

4.1/5

Total Ratings

100

Locales

1

Real-Time Intelligence

Discover the interface used by 196K+ users.

List of emergency radio systems available in the OpenMHz app

List of emergency radio systems available in the OpenMHz app

OpenMHz app interface showing a list of recorded DC Fire and EMS radio transmissions with timestamps and call durations

OpenMHz app interface showing a list of recorded DC Fire and EMS radio transmissions with timestamps and call durations

A list of selectable emergency radio channels in the OpenMHz app including EMS and DC Task Force

A list of selectable emergency radio channels in the OpenMHz app including EMS and DC Task Force

Unfiltered Situational Awareness

The tools that make this app stand out, trusted by 196K+ users.

📡

Complete System Coverage

Unlike traditional scanners that skip between calls, our Software Defined Radio technology captures every transmission simultaneously so you never miss a moment.

⏪

30-Day Digital Archive

Missed the action? Scroll back in time to review any incident from the past month. Perfect for local researchers, journalists, and community monitors.

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Zero Ads, Zero Friction

Built for utility and transparency. Enjoy a distraction-free experience with no ads and no in-app purchases—just immediate access to the feeds you need.

About the app

Everything you need to know about OpenMHz.

Description

Listen live to Police and Fire radios from across the US. - Ad Free and no in-app purchases required! - Scroll back in time, with a 30 day archive. - Over 225 city, county and state radio systems! It is recorded using a Software Defined Radio, so unlike a scanner, all of the channels are captured and the each transmission is saved invdividually

Latest Version

1.1.1

Size

1.1 MB

First Released

Sep 18, 2023

Start Monitoring Your Community for Free

Join over 196,000 informed citizens. Get ad-free access to live police and fire feeds with a 30-day archive across the US—no subscriptions or in-app purchases required.

Download on App Store
FAQ

Frequently Asked Questions

Everything you need to know about OpenMHz

What is OpenMHz?

OpenMHz enables live listening to Police and Fire radios across the US. It is ad-free, requires no in-app purchases, and features a 30-day archive of individual transmissions recorded via Software Defined Radio.

Does OpenMHz include advertisements or in-app purchases?

No, OpenMHz does not include advertisements or require in-app purchases. Users access all features without additional costs or interruptions.

How does OpenMHz differ from traditional radio scanners?

OpenMHz utilizes Software Defined Radio to capture all channels and save each transmission individually. This method differs from traditional scanners that may miss concurrent broadcasts.

Can I access past police and fire transmissions with OpenMHz?

Yes, OpenMHz provides a 30-day archive of transmissions. Users can scroll back in time to listen to recorded police and fire radio communications from the past month.

How many police and fire radio systems are available on OpenMHz?

OpenMHz provides access to over 225 city, county, and state radio systems. This includes various police, fire, and emergency medical services (EMS) communications across the US.

What geographic areas does OpenMHz cover?

OpenMHz covers police and fire radio systems across the US. It offers access to over 225 city, county, and state systems, providing broad national coverage.

How do users customize channel selection within OpenMHz?

OpenMHz allows users to customize channel selection by checking boxes next to desired channels within a system. This enables focused listening on specific emergency services broadcasts.

App information, icons, screenshots, and descriptions displayed on this page are sourced from the Apple App Store and are the property of their respective developers. Download estimates and rankings are based on MWM's proprietary models and may not reflect actual figures. This page is provided for informational and analytical purposes only.

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