Try OS/ free and without restrictions for 6 weeks.

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OS/ ERP-AgentursoftwareOS/

Client and Supplier Contacts

Manage your contacts easily and efficiently

Managing clients and contacts with special attention to detail.

OS/ interface

Administration of customers and individual contacts

Excel-style contact processing

OS/ makes it easy for you to always keep customer data up-to-date. In the intuitive contact overview you can quickly edit new and existing contacts without a complex interface.

OS/ interface
OS/ Contacts

Manage contacts in place

With contact management directly embedded in all relevant workflows, OS/ eliminates the need to switch between applications. Save time with a centralized, efficient solution that adapts to your preferences. OS/ makes it possible to manage contacts seamlessly and without detours.

Tag painting for lists & CRM

With OS/ you can easily tag your contacts to quickly create contact lists or seamlessly transfer data into your CRM system.

OS/ interface
OS/ interface

Centralized data for accounting & integrations

In OS/, centralized contact data enables smooth integration with accounting software such as DATEV. Manage payment terms, tax numbers and banking information within your client and vendor contacts.

Attention to detail

Contact management can be frustrating, but OS/ Contacts brings the fun back with attention to detail. With features like importing contacts to your phone via QR code, automatic search for customer logos and contact photos, everything is made easier. We've focused on improving everything you've been missing.

OS/ interface

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.

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