Zello is the voice platform for frontline work. It turns the smartphones, rugged devices, and wearables your manufacturing teams already carry into one connected communication layer across plants, shifts, and sites, with no radios needed. Line operators, maintenance techs, supervisors, EHS, and warehouse crews can talk, share photos, and escalate safety or downtime issues in seconds over Wi-Fi and LTE. AI transcription, translation, and searchable message history keep every shift in the loop. Zello delivers 10 billion messages a month with 99.99% uptime, is simple to deploy and manage at scale, and is recognized by major global media as one of the most trusted communication tools for mobile workers.