Take control of your advertising spend with Flyweel's free, AI-powered Customer Acquisition Cost (CAC) and ROI calculator. No logins, no spreadsheets—just instant, actionable insights and global benchmarks to help you optimize your ad performance. Built by Flyweel, this tool offers clean visibility into your marketing efforts, enabling you to make smarter decisions and maximize your return on investment. ([flyweel.co](https://www.flyweel.co/resources?utm_source=openai))