Caller

Caller is a browser-based telephony platform engineered to facilitate high-quality, cost-effective international voice communications without the need for traditional hardware, software installations, or carrier contracts. It functions as a sophisticated web application that leverages Voice over Internet Protocol (VoIP) technology to establish direct audio connections between a user's web browser and any global telephone number, including landlines and mobile devices. The platform is architected for a broad user base, including individual consumers, freelancers, remote workers, and businesses of all sizes seeking a streamlined solution for international dialing. Its core value proposition is the elimination of infrastructural complexity, offering instant access to a global telephony network through a simple web interface. This is coupled with a transparent, consumption-based pricing model that operates on a pay-as-you-go basis, with per-minute rates demonstrably lower than those of conventional mobile and landline carriers. The service requires no SIM cards, physical phones, or intricate VoIP configuration, positioning itself as a purely software-defined telephony service accessible from any modern desktop or mobile browser with an internet connection.