Avaya Phone Manager is a desktop communications application that is available in three versions: Phone Manager Lite, Phone Manager Pro, and Phone Manager Pro PC Softphone (VoIP mode). The Phone Manager application offers control of the user's telephone from their PC.

Avaya Phone Manager Lite and Phone Manager Pro are for the user who prefers to access telephony features (making/receiving call, setting up conference calls, speed dials, etc.) through the PC. Phone Manager Pro Telecommuter mode provides the user with the benefits of call control through the Phone Manager Pro application while providing the talk path through an external number (i.e., home number, mobile number). Phone Manager Pro PC Softphone is for anyone who has a laptop and high-speed internet access while traveling or working away from their desk or office. The Phone Manager Pro PC Softphone adds PC-based telephony via a sound card or USB headset/handset to the product.

The Avaya IP Office Phone Manager application includes many productivity enhancing capabilities such as a Busy Lamp Field (BLF) and Speed Dials. This allows users to customize the application to reflect the status of their department, immediate colleagues or the whole company as desired. User friendly icons allows regularly called internal and external (work, mobile/cell, home) numbers to be dialed via a single-click. The Busy Lamp Field feature allows you to see at a glance who is available to take a call, who is already on a call, who has forwarded their phone, and who has placed their phone on Do Not Disturb.

The Avaya IP Office Phone Manager application also provides the user with a call history log of calls made, received, and missed which keeps a record of call duration, including time the caller may have been placed on hold, for accurate billing and reconciliation. Phone Manager PC Softphone supports mobile, traveling workers enabling lower long-distance costs. Makes staying in touch with co-workers and customers easier while traveling.