The V-Tap VoIP records VoIP telephone calls. The recorded data is stored onto an SD card and is sent over the network. Use the free V-Archive software to listen to the recordings on your PC. Do you have more than one VoIP telephone? You can buy additional PC recording licenses.
The Apresa is a versatile call recorder that is able to record more than 100 telephone calls simultaneously. It stores the recordings on its own hard disk(s). See VoIP Call Recording with Apresa for information about Apresa and VoIP recording.
Vidicode also offers an Apresa Compact which is limited to 10 VoIP channels. It stores the recordings on its own hard disk. See VoIP Call Recording with Apresa for information about Apresa and VoIP recording.