Gravun is a business operating system designed to bring the essential tools for running a business into one connected platform. It serves service companies in fields such as HVAC, renovation, and cleaning, while positioning itself for businesses of many kinds. Its workspace combines customer relationship management, contact management, lead capture, sales pipelines, estimates, invoicing, payment collection, scheduling and booking tools, marketing, communications, and workflow automation. Teams can manage email and SMS campaigns, route and score leads, review reporting, and coordinate work across locations, depending on their plan.

Gravun also offers a business phone service with calls, texts, and email linked to one business number; calls can be recorded, transcribed, and summarized. Gravun Relay supports team communication, while Gavin is presented as an AI assistant that can help staff find answers, prepare work, follow up, and track tasks. The platform offers tiered per-user plans, a 14-day free trial, and tools such as API access and white-label branding on its Scale plan. Businesses can also request a tailored product demonstration.