etiEsal RCS (Rich Communication Suite) is our free SIP softphone application for worldwide calls over WIFI and 3G,4G offering very simple user interface and high audio quality for enjoyable voice over IP calls.
Private user identity with associated multiple public identities: nickname/alias, phone number, social network ID
Sharing one account on multiple devices, inbound calls and IM forking
SIM phone number provisioning SMS.
Sign up with service ID for desktop and tablets, optional on smartphones
Enhanced Address Book on device showing etiEsal users
Converged Network Address Book stored on the server and shared on all user devices
Presence showing availability and free text (status)
Social profile information with avatar and personal details
Multimedia files transfer (video, audio notes, pictures)
Geo-location sharing
Instant messaging (chats)
Message inbox (for offline messages)
Delivery confirmation
Voicemail inbox with voicemail to email delivery
Find friends – public directory, search by email, name, id, number etc.
PUSH support – calls and messages reach the user even when the app is closed
HD audio and video calling, WebRTC compatible
Peer to peer calling with fallback to media relay (ICE, TURN)
Group Chat
Audio multiparty conference
Video multiparty conference (desktop version only)