Apps like SessionTalk Pro Softphone

Here are some great alternatives to SessionTalk Pro Softphone by SessionTalk Ltd :
Acrobits: VoIP SIP Softphone
Acrobits: VoIP SIP Softphone
★3.5
Groundwire: VoIP SIP Softphone
Groundwire: VoIP SIP Softphone
★3.4
jiPBX - SIP VOIP Softphone
jiPBX - SIP VOIP Softphone
★4.2
MizuDroid SIP VOIP Softphone
MizuDroid SIP VOIP Softphone
★4.0
AGEphone
AGEphone
★5.0
Zoiper IAX SIP VOIP Softphone
Zoiper IAX SIP VOIP Softphone
★4.4
Bria Mobile: VoIP Softphone
Bria Mobile: VoIP Softphone
★4.1
Sipnetic
Sipnetic
★3.9
PortSIP Softphone
PortSIP Softphone
★3.7
REDCOM Sigma Client
REDCOM Sigma Client
★4.4
Teo Softphone for Android
Teo Softphone for Android
★4.8
Voip By Antisip (+Video)
Voip By Antisip (+Video)
★3.7
Connect.US
Connect.US
★4.2
Mabrook Plazma
Mabrook Plazma
★3.5
007VoIP Cheap VoIP calls
007VoIP Cheap VoIP calls
★3.5
VirtualPBX Softphone
VirtualPBX Softphone
★3.7