Make and receive voice calls using VoIP services. Manage contacts and call history. Set up accounts with preconfigured providers. Use advanced call controls and mute features. Support for high-quality audio without battery drain.
Make international calls using SIPNET technology. Initiate calls via Wi-Fi or SMS. Connect to any phone number globally. Receive calls from other regions without regional price benefits. Manage call requests and connect directly with contacts.
Make voice and video calls using SIP and landline numbers. Send text messages via SIP MESSAGE. Connect to various SIP servers like Asterisk or FreeSwitch. Enable direct client-to-client calls. Use UDP, TCP, or TLS for SIP transport.