This is a free communication platform prioritizing privacy through end-to-end encryption. It offers secure instant messaging, audio/video calls, and file sharing. The app supports multi-device usage and can function as a SIP client.






10+ similar apps compared and reviewed
SessionTalk SIP Softphone is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.






This is a free communication platform prioritizing privacy through end-to-end encryption. It offers secure instant messaging, audio/video calls, and file sharing. The app supports multi-device usage and can function as a SIP client.





Make affordable international calls with transparent pricing and premium audio quality. Stay connected with loved ones worldwide, avoid roaming fees, and easily send airtime. Offers call recording and a user-friendly interface for global communication.






This SIP-based softphone allows users to make and receive calls and instant messages over Wi-Fi or cellular data. It integrates with a PBX for push notifications and offers advanced call management features, including video conferencing. Security is a priority with encrypted signaling and audio.


This open-source application provides free audio and video calls, as well as text messaging, over the internet. It allows users to stay reachable at all times via WiFi or mobile data, even when the app is closed. Enjoy secure communication and the ability to connect with traditional phone lines.


Make affordable national and international calls directly from your iPhone. Save on mobile costs by using this app over various internet connections, including Wi-Fi. Access your contacts and bypass VoIP blockades for seamless communication worldwide.


This app transforms your device into a powerful softphone, enabling high-quality audio and video calls, and seamless meeting participation. Connect to your IP PBX system to call extensions, landlines, and mobile numbers from anywhere with a network connection.


This app allows you to make and receive internet phone calls using any SIP provider. It features a voice changer to alter your sound, send and receive chat messages, and integrates with your device's contacts. Enjoy background call reception and echo cancellation for clear communication.


This app is a SIP-based softphone for iPhone, enabling Wi-Fi or cellular calls and instant messaging. It integrates with your contacts for easy management and supports advanced call features like merging and transfers. Enjoy secure communication with encryption and high-definition audio and video.




This app enables VoIP calls and SMS over data networks like 3G/4G and WiFi. It also offers cross-platform instant messaging and simplified calling card usage. Users need an operator code from a VoIP service provider to use its features.