A client asks 'how many sessions do I have left?' — you answer in ten seconds. TrainerOS Session Package Tracker is the session-tracking module of a $50/month trainer app, without the subscription. It's a Notion template with Clients, Packages, and Sessions databases to track session packages (bought, used, remaining), expiry dates, and payments. $29 one-time, paid via PayPal. 7-day money-back guarantee — no questions asked. Manual delivery within 24 hours.
