OpenMHz is an iPhone application that allows users to listen live to police and fire radios from across the US. With a 30-day archive, users can also scroll back in time to catch up on missed transmissions. Unlike a traditional scanner, OpenMHz records using a Software Defined Radio, ensuring that all channels are captured and each transmission is saved individually.

With over 150 city, county, and state radio systems, OpenMHz provides a comprehensive listening experience for those interested in staying informed about public safety activities. Whether you're a first responder, journalist, or simply curious about what's happening in your community, this app offers a convenient way to access real-time radio communications.

OpenMHz is a free app in the Education & Reference category, specifically under the Books subcategory. It provides a valuable resource for anyone looking to gain insights into the day-to-day operations of police and fire departments across the country. Download OpenMHz today and start tuning in to the action.