CSipSimple Reviews

built in support for ostel

Positive Review by disembowelingADware
about CSipSimple Mar 2017

If you care about your dignity you encrypt. Ostel is guardian projects free encrypted sip platform.


csipsimple SIP TCP on android better than [hidden] native android SIP TCP 1 Helpful

Positive Review by KillAdwareDevelopers
about CSipSimple Apr 2016

SIP can be a tinkering game. Csipsimple enables advanced tinkering to perfection.

Please pick an ITSP offering SIP TCP