Voice over Internet Protocol (VoIP) is a telecommunication technology that transmits voice data using the Internet rather than traditional public switched telephone networks (PSTN). VoIP converts analog audio signals into digital packets and sends them over broadband connections. Users rely on VoIP through apps like WhatsApp, Skype, Zoom, Google Voice, and Mytello, especially for low-cost international calls.<\/p>\n
The functional difference between VoIP and PSTN lies in infrastructure. PSTN uses circuit-switched networks controlled by national telecom authorities, while VoIP uses packet-switched internet protocols independent of geographic jurisdiction. This shift increases call accessibility, reduces international charges, and allows cross-platform integration between smartphones, desktops, and IP phones.<\/p>\n
According to a 2023 report by Statista<\/strong><\/a>, more than 1.35\u00a0billion people use VoIP-based apps globally. Enterprises, remote workers, and digital nomads heavily depend on VoIP services due to their cost-efficiency, mobility, and scalability.<\/p>\n However, not all countries embrace this transformation. Several governments impose restrictions, monitoring, or outright bans on VoIP services, affecting millions of users traveling or residing abroad.<\/p>\n For those seeking secure, non-VoIP international calling options, Mytello enables global calling without the Internet by using PSTN dial-in access numbers. Learn more: How Mytello Works<\/a>.<\/strong><\/p>\n