As alleged killer Christopher Dorner faces off with police officers in Big Bear, California, journalists and readers around the world have turned to police scanner apps. Below, we’ve collected six different free police scanner apps.

For instance, 7,000 people are currently tuned into the San Bernardino County Sheriff System’s channel right now on the 5-0 Radio app listed below. Journalist Apps had some great intelligence on these iPhone apps:

These scanners are career savers for multimedia journalists trying to cover the scene alone. You can also tune in and listen to the scanner in the background, so you can keep both hands on the wheel while you’re en route. That’s exactly what Hayden Mitman did on his way to breaking news. He’s managing editor of theStar Newspapers in Philadelphia, and we reached out to him to share a police scanner app success story, featured in our In The Field section.

Free Police Scanner Apps for Your Smartphone

Cop Radio Police Scanner (iTunes)

Emergency Radio Free (Police Scanner) (iTunes)

5-0 Radio Police Scanner Lite (iTunes)

Police Scanner Free (Google Play)

Police Scanner 5-0 (Google Play)

Scanner Radio (Google Play)