Project accounting made easy with OS/.
OS/ optimizes your accounting data for DATEV companies seamlessly online, transfers it automatically via DATEV API or as a DATEV XML archive for manual dispatch. Save valuable time and see meaningful results faster, whichever way you choose.
Simple
project accounting
“Easy Project Billing with OS/ means you can leave the paperwork and complexity behind. Our system makes billing your projects a breeze: with just a few clicks, all the data is captured and you can focus on what really matters - making your project a success. Efficiency, clarity and control over your project accounting, without any headaches.
Flexible
invoicing
Whether it's down payments, partial final invoices or item-related invoices - with OS/ you can master any of these challenges effortlessly.
Directly into your DATEV
With the OS/AirBoards, you can actively involve the entire company and especially employees at different locations in your projects. These innovative tools turn exciting insights and moments from your day-to-day project work into interesting content for your company's feed. The OS/AirBoards promote exchange and a sense of community throughout the company by keeping everyone up to date and encouraging participation.
We will be happy to advise you on a personal product tour
Book your OS/Expert appointment now. Our experts will give you a personal overview of relevant functions, answer all your questions and set up an individual test account for your business.