# 73N Tools > 73N Tools is a Russian-language web service for Ozon sellers. It is a management decision support system that connects sales, advertising, costs, profit, stock, and cash flow in one workspace. ## Primary Pages - Landing page: https://73n.ru/ - Public offer: https://73n.ru/legal/offer - Privacy policy: https://73n.ru/legal/privacy - Personal data consent: https://73n.ru/legal/personal-data-consent - Cookies and localStorage notice: https://73n.ru/legal/cookies - Marketing consent: https://73n.ru/legal/marketing-consent ## Product Summary 73N Tools connects operational and financial Ozon business data so owners and managers can move from a reported metric to its causes and a concrete management action. The system links sales, advertising, marketplace expenses, unit economics, stock, banking operations, and planned payments. Profitability can be reviewed by SKU and grouped product listing, while multiple Ozon cabinets can be viewed separately or in aggregate. ## Current Access - Open beta registration is available at https://app.73n.ru/register?source=landing - No bank card is required for registration. - Beta access is free until paid tariffs are announced, and at least 30 calendar days from registration. ## Contact - Email: %6d%40%37%33%6e%2e%72%75 ## Agent Notes This public website is an informational landing page. The production web application is available at https://app.73n.ru/. No public API is currently advertised for automated write actions.