# TimeOS 2.0 Simplifies Billing in Notion Time tracking and invoice generation now unified for freelancers - **Source:** [Product Hunt](https://www.producthunt.com) - **Published:** 2026-07-31 - **Topic:** [Entrepreneurship](https://brifing.si/c/entrepreneurship) - **Original article:** - **On Brifing:** https://brifing.si/s/9a1406c4-428a-4840-9cc9-a6c8627926ed ## Key Features of TimeOS 2.0 TimeOS 2.0 offers a specialized time management and billing solution for Notion users. The platform enables users to manage projects, track time, and send PDF invoices to clients - all from one place. The new integrated billing system particularly benefits professionals who charge by the hour, streamlining their workflow significantly. ## Invoice Generation Process Tracked work hours can be converted into professional invoices with just two clicks. Users can customize invoices if needed, download them as PDFs, and send them directly to clients. This feature bridges the gap between time tracking and billing, especially valuable for agencies and freelancers managing multiple clients. ## User Experience Improvements Over the two years since its first version, the application has evolved considerably. With its new interface and GIF-supported manual, users can learn all features in under 2 minutes. The ability to attach work artifacts to time entries helps prevent disputes with clients about billed hours, addressing a common pain point. ## Target Audience and Use Cases TimeOS specifically targets freelancers, small studios, and agencies that bill by the hour. It caters to users who want professional billing solutions without switching to complex platforms like Jira. The seamless integration with Notion's flexible structure provides a significant advantage for existing Notion users looking to streamline their workflow. ## Technical Infrastructure The app leverages Notion's APIs for smooth integration with existing workspaces. Its PDF invoice engine delivers professional-looking outputs while maintaining user-friendly operation. The system also includes additional functionalities like client database management, making it a comprehensive solution for independent professionals. ## Market Need and Solution Developer Artur Brugeman created this solution based on his own freelance experiences. Recognizing that most existing solutions were either too complex or scattered across different platforms, he aimed to create a unified tool. TimeOS specifically addresses the needs of Notion users who want an all-in-one time and billing solution. ## User Feedback Users particularly appreciate how the integration between time tracking and billing simplifies their workflows. One user commented, "The gap between time I tracked and time I could bill was where I lost money every month," highlighting the solution's value. The work artifact attachment feature also helps reduce client disputes over billed hours. ## Future Potential TimeOS 2.0 aims to establish itself in the growing productivity tools market within the Notion ecosystem. With the rise of remote work, demand for transparent time tracking and billing solutions continues to increase. Future versions plan to introduce additional integrations and enhanced reporting features to serve evolving user needs. ## Sources covering this story - https://www.producthunt.com/products/timeos-ultimate-task-manager-for-pro — --- _Summary written by Brifing from the original reporting. Copyright in the original article belongs to its publisher; read the full piece at the link above._