OnSIP
PortSIP Softphone
PortSIP
Linphone
Belledonne communications
Zoiper IAX SIP VOIP Softphone
Securax EOOD
Sipnetic
IPTON
CallApp: Caller ID & Block
CallApp Caller ID, Call Recorder & Spam Blocker
Hiya: Spam Blocker & Caller ID
Hiya
True Phone Dialer & Contacts
Hamster Beat
OpenPhone
OpenPhone Technologies Inc