WISO Steuer – Tax Declaration

67.6K reviews
Content rating
Everyone
1M+
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Content rating
Everyone
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About this app

The best tax app for your German taxes: get an average of 1,674 Euro tax refund. Why waste 600 Euro? The German average tax refund is 1,051 Euro. With WISO Steuer it’s 1,674 Euro.

The power-update for your taxes: Germany's most popular tax software is now also available as an app. WISO Steuer is the only tax app that covers all income taxes. For students, employees, capital investors, pensions, self-employment and for you! The app is currently only available in German.

Hours and hours of filling out forms and racking your brain about correctness: WISO Steuer got it: simply answer short questions and send the tax declaration digitally to the tax office – without any paper forms. The best choice for everyone that wants to secure the optimal tax return.

Risk-free trial
Simply download the app and try it! You will only pay a small fee if sending your taxes to the tax office.

Fill your taxes automatically
WISO Steuer is the only app with the clever feature „Steuer-Abruf“. It automatically enters a lot of information into your tax declaration. That makes doing the taxes quicker and also easier. You will save time and there is no risk of filling out tax forms the wrong way. Taxes have never been this simple!

Precise tax calculation
With WISO Steuer you will get the maximum tax refund! After each entry the app calculates your tax return.

File your taxes – 100 % digital
With WISO Steuer you can file your taxes completely without paper or paper forms. Your information is sent to your tax office fully digital, with ELSTER.

WISO Steuer – fair pricing
Download the app for free. You can check your tax return without paying. Only when you send your taxes to the tax office you pay for the service. No hidden costs – completely fair.

File your taxes – on all devices
With WISO Steuer and your Buhl account you can file your taxes on all your devices: smartphone, tablet and PC or Mac. With this clever tax app, you will be finished in no time.

One account connecting it all
Are you using WISO Steuer on a PC or Mac? And you are still saving your tax declarations on your local computer storage? Simply save the files in the WISO Steuer cloud instead. 100 % safe and always updated. This way, you only sign in with your account to access your tax declarations on your smartphone. Switch easily from computer to smartphone and back again. Your data is available on all of your devices.

DISCLAIMER
Buhl Data Service GmbH is not part of the German tax administration but uses the official ELSTER interfaces for digital communication with the tax authorities.

WISO Steuer does not represent any government or political entity and does not provide government services.

Information about tax laws and regulatory changes is based on the following official sources:
https://www.elster.de
https://www.gesetze-im-internet.de/ https://www.bundesfinanzministerium.de/Web/DE/Service/Publikationen/BMF_Schreiben/bmf_schreiben.html https://www.bundesfinanzhof.de/de/entscheidungen/entscheidungen-online/ https://www.bstbl.de/

Do you like WISO Steuer? We are looking forward to your rating right here in the Play Store!
The popular ELSTER alternative with an average tax refund of 1,674 Euro!
Updated on
Sep 11, 2026
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Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    App activity, App info and performance, and Device or other IDs
  • This app may collect these data types
    Personal info
  • Data is encrypted in transit
  • You can request that data be deleted

Ratings and reviews

59.1K reviews
Milan Ilic
August 20, 2026
The ad is intrusive and blocks my gameplay mechanics. The gameplay cant continue until the app is installed or entered, and sometimes this also doesnt work.
1 person found this review helpful
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Buhl Data Service GmbH
August 21, 2026
Hallo Milan, das muss an einer inkorrekten Umsetzung im Spiel liegen. Welche App ist betroffen? Melde dich bitte bei uns unter steuer-apps@buhl.de, dann klären wir das. Viele Grüße, dein Team von WISO Steuer
Małgorzata Sobieska
August 14, 2026
It's great for tips, explanations and step by step process - if only you could switch language to English it will be 5 stars.
3 people found this review helpful
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Buhl Data Service GmbH
August 14, 2026
Hallo Małgorzata, vielen Dank für dein Feedback! Es freut uns, dass dir die Steuererklärung mit WISO Steuer gefällt. Viele Grüße, dein Team von WISO Steuer
Bahram Moradi
August 2, 2026
Easy to work with. It would be great if they could prepare some materials in English too. A bit pricey but it's ok. It would be awesome if they would offer plan for students with discounts.
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What’s new

Steuererklärung 2025 noch nicht erledigt… auch nach der Abgabefrist lohnt es sich: Holt euch mit dem aktuellen Update euer Geld zurück:

+ NEU: Abgabe per ELSTER-Zertifikat mit Zertifikat im buhl:Konto
+ NEU: SteuerGPT-Antworten abbrechen
+ Verbesserte Erkennung bei Beleg-Fotos

Du findest WISO Steuer klasse? Wir freuen uns riesig über positive Bewertungen der App!