ADDISON Software 9.17

ADDISON Software, developed by ADDISON Software und Service GmbH, is an integrated suite for tax, accounting, and payroll professionals, as well as small and midsize businesses. It streamlines day-to-day finance and practice operations with connected tools for bookkeeping, financial statements, tax preparation, payroll processing, document management, and client collaboration—helping firms work faster, stay compliant with German regulations, and deliver consistent results.

Key capabilities:

• Financial accounting and bookkeeping with automation to reduce manual entry
• Annual financial statements and tax preparation aligned with current legal requirements
• Payroll processing and HR-related tasks with up-to-date regulatory support
• Practice management, including time tracking, billing, and resource planning
• Document management with audit-proof archiving and role-based access
• Workflow automation and task management for standardized, efficient processes
• Dashboards and reporting for real-time visibility into firm and client performance
• Secure client collaboration via a digital portal for data exchange and approvals
• Modular design and integrations with common banking and business systems
• Regular updates, localized support, and training resources

With a modular approach and cloud-enabled collaboration, ADDISON Software helps firms digitize processes end to end—improving accuracy, transparency, and client service while reducing administrative workload.

ADDISON Software is developed by ADDISON Software und Service GmbH and is used by 1 user of Software Informer. The most popular versions of this product among our users are: 9.5, 9.6, 9.7, 9.8 and 9.9. The names of program executable files are addison2.exe, lizinfo.exe and lizman.exe.