Apps like VoIP Office Pro

Here are some great alternatives to VoIP Office Pro by voipoffice :
TeleConsole
TeleConsole
★4.1
Zoiper IAX SIP VOIP Softphone
Zoiper IAX SIP VOIP Softphone
★4.3
Groundwire: VoIP SIP Softphone
Groundwire: VoIP SIP Softphone
★3.4
Bria - VoIP SIP Softphone
Bria - VoIP SIP Softphone
★4.2
RemiPBX
RemiPBX
★4.8
VoIP.ms Console
VoIP.ms Console
★4.5
Corporate Phone
Corporate Phone
★3.8
MobiCalls VOIP Calls
MobiCalls VOIP Calls
★4.3
Bria Mobile: VoIP Softphone
Bria Mobile: VoIP Softphone
★4.1
HelloSpoke Mobile
HelloSpoke Mobile
★4.0
Voiply Mobile: Calls & Text
Voiply Mobile: Calls & Text
★3.9
mTalk
mTalk
★4.4
OneCloud
OneCloud
★4.1
AloTel
AloTel
★3.5
SessionTalk Pro Softphone
SessionTalk Pro Softphone
★3.2
Acrobits: VoIP SIP Softphone
Acrobits: VoIP SIP Softphone
★3.6