The Uniden Homepatrol HP1 comes with software but the included software has some limitations.

Video: Intro to ARC Patrol Software for HomePatrol

With ARC PATROL you expand the functionality of your HP-1:

• Add a frequency that is not in the built-in database
• Add a talkgroup that is not in the built-in database
• Add a trunk system that is not in the built-in database
• Add Nascar and other race frequencies
• Change Alpha tags
• Change or add subtones
• Add Airband, CB, Marine, Railroad, FRS and GMRS frequencies
• Change the service type of frequencies and/or talkgroups
• Search a frequency range

• ARC-PATROL includes the most versatile and most feature rich editor available on the market.
• ARC-PATROL combines the best of 2 worlds! With ARC-PATROL you can directly access (*) the RadioReference.com Database and import trunk and conventional systems directly into your HP-1!
• Built-in lookup utility to find Latitude & Longitude based on US address, zip code, POI, AOI or airport code.
• Built-in lookup utility to find zip code based on US address.
• ARC PATROL is fully compatible with the new Radioreference WebService
• Handy tools menu
• Copy/paste departments between systems, building new favorite systems was never this easy!
• ARC PATROL automatically detects your HP1 and creates favorite files for you!
• ARC PATROL discussion at homepatrol.com
• Windows XP/2000/Vista/Windows 7, minimum 1024x800 video, 512 RAM. Uniden HP1 connected using USB cable (supplied with Homepatrol).
• ARC Patrol Q & A
• 'ARC Patrol' contains Uniden proprietary and/or copyrighted information. Used under license.

Screenshots: (click for larger image)

'ARC Patrol' contains Uniden proprietary and/or copyrighted information. Used under license.