The Sale Order Task Manager app for Odoo allows users to create and manage tasks directly from sales orders, linking them to specific orders for efficient project management. This app enables seamless task creation, organized navigation between tasks and sales orders, and streamlined project tracking. Users can filter tasks by active sales orders, manage task details including customer information, and assign tasks to users. Key features include task creation for each product in a sale order, custom project naming, and easy task organization, improving workflow between sales and project management teams.