Rock is an all-in-one workspace that brings team chat, project management, and client collaboration together in one place. It combines messaging with tasks, notes, files, and meetings, so teams can replace separate tools like Slack and Trello with a single platform. Rock uses a flat pricing model, one flat price for unlimited users instead of per-seat fees, and lets you add clients and freelancers at no extra cost. It is used by agencies, startups, and small businesses to manage work and communicate with clients in one workspace.