PostingCat is an all-in-one social media scheduler and account manager that lets you plan, create, and auto-publish posts across platforms from a visual calendar. It stands out with a real free plan (including unlimited scheduling on most networks), plus AI web research and content generation, evergreen auto-reposting, and a unified analytics dashboard to track growth and engagement. Teams and agencies can also use workspaces, roles, and external approval links to streamline collaboration.