Geru is an online tool that provides a comprehensive platform for business and marketing funnel simulation. It allows users to model and plan out entire sales funnels to forecast potential revenues and optimize strategies. The platform offers features such as drag-and-drop funnel builder, simulation of conversion rates, and measurement of key performance indicators. This helps businesses visualize their funnel performance and identify areas for improvement before putting significant time and resources into execution. Geru is designed to cater to entrepreneurs, marketers, and businesses looking to enhance their online marketing strategies through detailed funnel analysis and simulation.