Apps like Linphone

Here are some great alternatives to Linphone by Belledonne communications :
Sipnetic
Sipnetic
★4.0
REDCOM Sigma Client
REDCOM Sigma Client
★4.4
SessionCloud SIP Softphone
SessionCloud SIP Softphone
★3.6
Connect.US
Connect.US
★4.2
Mabrook Plazma
Mabrook Plazma
★3.5
SessionTalk Pro Softphone
SessionTalk Pro Softphone
★3.2
Acrobits: VoIP SIP Softphone
Acrobits: VoIP SIP Softphone
★3.8
PrivateWave Professional
PrivateWave Professional
★3.3
Voip By Antisip (+Video)
Voip By Antisip (+Video)
★3.7
Vibervoiz MoSIP
Vibervoiz MoSIP
★4.3
SessionTalk Softphone
SessionTalk Softphone
★3.5
AGEphone
AGEphone
★5.0
PortSIP Softphone
PortSIP Softphone
★3.7
MizuDroid SIP VOIP Softphone
MizuDroid SIP VOIP Softphone
★4.1
Zoiper IAX SIP VOIP Softphone
Zoiper IAX SIP VOIP Softphone
★4.3
Groundwire: VoIP SIP Softphone
Groundwire: VoIP SIP Softphone
★3.4