VenturusAI is an AI tool that provides instant feedback on business ideas. It uses GPT-3.5 and GPT-4 to generate a comprehensive analysis of a business idea and offers feedback on how to make it successful. The tool offers various features, including in-depth business analysis with SWOT, PESTEL, and Porter"s Five Forces assessments, identification of target audience with user stories and demographic data, customized business strategies, marketing and branding guidance, generation of innovative ideas and opportunities, and a user-friendly interface. Users have praised VenturusAI for its ability to provide detailed insights and analysis for business ideas with just a brief description. The tool requires an account to generate reports, and users can view, share, and make reports public. Paid subscription plans are available, and users can also purchase advanced reports standalone. The tool provides a way to unsubscribe from paid plans and offers the option to delete user accounts. Users can also raise issues or request features through a contact form or on Twitter.