Accountable is an all-in-one financial management platform for self-employed individuals in Germany. It integrates tax preparation, accounting, invoicing, and banking into a single app. Key features include creating and sending e-invoices (XRechnung, ZUGFeRD), automated receipt scanning with text recognition, AI-powered tax advisory, and a free business account with automatic tax reserves. The platform offers a tax return guarantee: if errors caused by Accountable result in additional tax demands, the company reimburses up to €500. Users can file income tax, VAT, and trade tax directly to the tax office via ELSTER. The AI tax coach answers personalized tax questions and checks data for errors. The service also provides human tax coaches for personal support. Accountable is designed for self-employed professionals, freelancers, and small business owners who want to manage their finances without extensive tax knowledge.