WISO Steuer 2026 (Steuerjahr 2025)

WISO Tax 2026 – now with automatic tax return

With WISO Tax, your 2025 tax return is practically done by itself. The software automatically enters much of the information – even with AI support if desired. The intelligent chatbot SteuerGPT answers your questions quickly, precisely, and clearly.

Pay once, use everywhere

Whether on a Windows PC, Mac, tablet, smartphone, or directly in your browser – you always work with the same data. No extra costs, no complicated synchronization.

Maximum refund made easy

WISO Tax guides you step by step through your return – clearly explained and with many helpful videos. Freelancers, landlords, and investors also benefit from comprehensive support and TÜV-certified ease of use.

Exclusive here: fully automated tax data

Thanks to intelligent data import from the previous year, pre-filled data from the tax office (VaSt), and information from your bank account, you save even more time. Filing is paperless – even without your own ELSTER certificate. SteuerGPT and other smart assistants are also included.

Save more with expert knowledge

Over 150 videos, numerous money-saving tips, precise refund forecasts, a tax assessment checker, a simulation mode, a wage tax reduction application, and much more help you achieve the best possible results.

Convenience that impresses

Submit your tax return either electronically via ELSTER or as a printout. Automatic assessment checks with suggested objections, templates, sample letters, a quick calculator, and tools for choosing your tax bracket are included, as well as assistance with Riester pensions, inheritance, and more.

Comprehensive features for professionals

Ideal for the self-employed: income statement, digital logbook, trade and sales tax (including advance returns), separate assessment, wage tax return, and tax registration questionnaires.

Income Tax 2025 Completely Covered

With all forms and attachments – from pension contributions and extraordinary expenses to KAP, R, V, EÜR, child tax credits, energy efficiency measures, double household expenses, foreign income, and much more.

Features:
 

• Completes your 2025 income tax return with all income types and forms
• Submit as an official printout or online (ELSTER)
• For the self-employed: EÜR, preliminary VAT return, VAT and trade tax return, payroll tax return, logbook
• 2025 assessment declaration for communities of heirs and partnerships
• Tax return with AI support (interactive chatbot)
• Hundreds of tax tips and over 150 video explanations
• Instant calculation of refund or additional payment after each entry
• Automatic comparison of tax assessment notice and program calculation
• Sample letters for communication with the tax office
• Numerous calculators for salary, severance pay, inheritance, vehicle tax, Riester pension, and more m.
• Practical PDF user manual
• Tax guide as a PDF (approx. 460 pages), printed copy available free of charge
• Free updates for the 2025 tax year
• Free telephone support
• Free apps for iOS & Android

System requirements:

Memory: 4 GB RAM
Hard drive: at least 3 GB of free disk space
Screen: resolution of 1280 x 800 pixels
Operating system: Windows 11, Windows 10 (64-bit), Mac: macOS from version 12.00 (Monterey)