VoIP Software

FreePBX is a widely used open-source PBX management platform built on Asterisk, designed to simplify the deployment and administration of VoIP phone systems. It provides a web-based graphical interface for configuring extensions, trunks, IVRs, call...

Linphone is a free, open-source VoIP and SIP softphone developed by Belledonne Communications. It enables high-quality voice, video calls, messaging, and conferencing across desktop and mobile platforms. Widely used by individuals and enterprises, Linphone emphasizes...

TextFree is a mobile and web-based communication app that provides users with a free second phone number for texting and calling over Wi‑Fi or data. It is widely used for privacy, temporary numbers, and budget-friendly...

WhatsApp is a globally popular messaging application owned by Meta that enables users to send text messages, voice notes, images, documents, and videos over the internet. It supports voice and video calls, group chats, and...

Jitsi is an open-source video conferencing platform designed for secure, browser-based meetings without mandatory accounts. Known for its privacy-first philosophy, Jitsi allows users to start instant meetings, self-host servers, and customize deployments. It is widely...

MicroSIP is a free, open-source SIP softphone for Windows built on the PJSIP stack. It enables high-quality voice and video calls using open SIP standards, making it compatible with hundreds of VoIP providers worldwide. Designed...

Microsoft Teams is a unified communication and collaboration platform designed for businesses, schools, and large organizations. It combines persistent chat, video meetings, voice calls, and file collaboration tightly integrated with Microsoft 365 apps like Word,...

Zoho Voice is a cloud-based VoIP phone system designed for small and mid-sized businesses needing flexible, global communication. It offers unlimited calling in select countries, virtual numbers, advanced call center features, and two-way SMS. Deep...

TeamSpeak is a high-performance VoIP platform focused on privacy, control, and ultra-low latency communication. Widely used in esports and enterprise environments, it allows users to host their own servers, maintain full data ownership, and customize...

Asterisk is a widely adopted open-source telephony framework used to build PBX systems, VoIP gateways, and unified communications solutions. It enables organizations and developers to design custom voice, video, and messaging applications using standard hardware....