Fitlyn is gym management software built for Indian gyms. It helps gym owners and staff manage members, payments, renewals, dues, GST-compliant invoices, attendance, leads, trainer performance, and revenue analytics from a single dashboard that works on phone and laptop. Fitlyn supports WhatsApp and SMS reminders, biometric attendance sync with exclusive eSSL device pricing, churn-risk insights from attendance, an AI assistant you can connect to ChatGPT or Claude, role-based access for owners and staff, and Indian pricing in INR starting at ₹999/month