Developer: L Venta Association
Specifications: Version 22.214.171.1244 fixed a bug in the implementation of the T.38 protocol that led to consistent degradation of the quality of received fax messages when using certain types of VoIP servers and when fax reception didn't work if Cisco CallManager was used.
Limitation: 30-day trial
Operation system: Windows 2000/XP/Vista/7/8
License: Free to try