Bhanu (also known as Banu or Bonu) is the founder of Site GPT and Feather, an AI/SaaS company where he built a highly successful product to $13k monthly recurring revenue and $500k in total revenue. His growth strategy stands out for achieving these results with zero marketing spend. Instead of relying on paid advertising, Bhanu developed a systematic approach to keyword research, identifying low-competition, high-volume search terms and building over 50 free tools that rank prominently on Google. These simple tools, which he can create in approximately 5 minutes using AI, collectively drive over 50,000 monthly visitors to his platform. His method demonstrates that building dozens of targeted free tools can generate more qualified traffic than traditional content marketing or paid acquisition channels, offering a scalable and cost-effective growth playbook for bootstrapped SaaS founders.