Business software

Lexware Office

Lexware Office (formerly lexoffice)

Provider: Haufe Service Center GmbH · Based in: Munzinger Straße 9, 79111 Freiburg, Germany. Contracting party and processor ac… · Provider website

Plans
4
Sources
9
As of
18 Oct

As of 18 Oct 2026. Based on our research on this date and the process described in the methodology. No guarantee of accuracy, not legal advice. The provider’s current documents take precedence. Found an error? Report a correction.

Incomplete. 5 points could not be verified in any provider source (see open points). This does not mean the matter is unproblematic; it means we have not checked it.

At a glance

Hosting
EU option: all 4 plans
Training on inputs
no: all 4 plans
DPA
yes: all 4 plans
Provider
Haufe Service Center GmbH (Haufe-Lexware GmbH & Co. KG)
Based in
Munzinger Straße 9, 79111 Freiburg, Germany. Contracting party and processor according to the DPA and privacy notice: Haufe Service Center GmbH; legal notice: Haufe-Lexware GmbH & Co. KG, Freiburg register court, HRA 4408, a Haufe Group SE company

Values from 4 plans, each listed with the plans it applies to. Details and evidence are in the plan table.

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Compared plan by plan with other tools in the category Business software:

Details per plan

Short values per plan. Click a feature to open the evidence and notes for all plans; sources with retrieval dates are under “Evidence”.

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Price and scope

differs by plan
7.90 EUR/mo… (further prices in the details)
yes

Contract and data use

yes
no
DPA section IV: after the end of the…

Hosting and sharing

EU option
list available

Evidence

6 sources

not documentedmeans: not publicly documented, not verifiable in any provider source. It does not mean “no”.

Third-country transfers

DPA section II.1: core functions exclusively in Germany; supplementary functions via sub-processors, some of which are based outside the EU/EEA (including Intercom, UserVoice, The Rocket Science Group, AWS Inc. only with approval). Transfers usually based on an adequacy decision under Art. 45 GDPR, otherwise standard contractual clauses (Art. 46(2)(c) and (d) GDPR). DPF List (2026-10-18): Intercom, Inc. and UserVoice actively certified; The Rocket Science Group (d/b/a Mailchimp) is listed as a covered entity under Intuit's active certification (q9).

Certifications (as stated by the provider)

Data protection & data security page: data centres in the Frankfurt am Main area certified under ISO 27001 and PCI DSS (certification of the data centres, not of Lexware Office itself); software and data security regularly audited by an independent audit firm under IDW PS 880, IDW RS FAIT 1 and GoBD. Own ISO 27001, SOC 2 or ISO 42001 certification: not publicly documented.

Sources:

AI Act

Functions: Receipt scanner with automatic recognition of receipt data and booking suggestion, automatic detection of depreciable investments, AI-supported matching of receipts and payments (bank reconciliation, "around 70% less manual work thanks to AI"), learning assignment suggestions; AI-supported support chatbot and email replies via Intercom.

Provider’s statement: Terms section 2.3 "Use of AI features in accordance with the contract": no use for prohibited practices under Art. 5 EU AI Act and no use that would cause the AI features to be classified as a high-risk AI system, in particular not in the areas of Annex III (including employment, personnel management) or for profiling; content filters must not be circumvented (including via prompt injection). The customer is responsible for input, output and resulting decisions, must review output and inform its users about risks and intended use.

Classification (for review, not legal advice): To be reviewed: customer typically a deployer (Art. 3(4) AI Act) of the AI features built into Lexware Office. The terms contractually exclude use in Annex III areas and for profiling. As a deployer, observe Art. 4 AI Act (AI literacy); the terms also require informing users about risks and intended use. Not legal advice.

Sources:

Current notes 2026

Renamed from lexoffice to Lexware Office; the product runs at www.lexware.de, the app at app.lexware.de. Pricing page (retrieved 2026-10-18): versions S, M, L, XL, cancellable monthly, "50% discount for 3 months" promotion. Privacy notice as of 23.09.2026, DPA as of 12.11.2025 with "AWS Europe" for AI-supported functions and Klippa for receipt data extraction. The terms contain a dedicated clause on AI features referring to the EU AI Act.

Note on EU processing

The provider is itself German (Haufe-Lexware, Freiburg); according to the DPA, core functions are hosted exclusively in Germany.

Provider structure

Lexware Office is a product of Haufe-Lexware GmbH & Co. KG (Haufe Group SE). According to the terms, Haufe Service Center GmbH handles contracts, delivery and billing in its own name for the account of third parties; according to the DPA it is the processor, with Haufe-Lexware GmbH & Co. KG and Haufe Lexware Services GmbH & Co. KG as sub-processors.

Open points of the review

  • Which AI models or services are used at "AWS Europe" and in which AWS region the AI-supported functions run is not documented.
  • Retention for AI processing (AWS Europe, Klippa) not documented.
  • Scope of the "learning" of assignment suggestions (account-specific only or across accounts) not described; relationship to the terms' statement "no use for training purposes" unclear.
  • No ISO 27001 or SOC 2 certification of Lexware Office itself published (only data centres and auditor attestations under IDW PS 880/GoBD).
  • Number of included users per version not stated on the pricing page.

Frequently asked questions

Where does Lexware Office store data?

EU hosting selectable (plans: S, M, L, XL). According to the provider, as of 18 Oct 2026.

Is there a DPA for Lexware Office?

yes in: S, M, L, XL. According to the provider, as of 18 Oct 2026.

Does Lexware Office use inputs for AI training?

no in: S, M, L, XL. According to the provider, as of 18 Oct 2026.

Where is the provider based?

Munzinger Straße 9, 79111 Freiburg, Germany. Contracting party and processor according to the DPA and privacy notice: Haufe Service Center GmbH; legal notice: Haufe-Lexware GmbH & Co. KG, Freiburg register court, HRA 4408, a Haufe Group SE company. According to the provider, as of 18 Oct 2026.

All sources

  1. 01Lexware Office pricing & product comparisonPricing page · retrieved 18 Oct 2026
  2. 02Data processing under Art. 28 GDPR (as of 12.11.2025)DPA · retrieved 18 Oct 2026
  3. 03General terms and conditions Lexware Office (cloud solution), incl. section 2.3 AI featuresTerms and conditions · retrieved 18 Oct 2026
  4. 04Privacy notice Lexware Office (as of 23.09.2026)Privacy notice · retrieved 18 Oct 2026
  5. 05Automated accounting with AIProduct page · retrieved 18 Oct 2026
  6. 06Legal noticeLegal notice · retrieved 18 Oct 2026
  7. 07Data Privacy Framework List (search "Intercom", "UserVoice", "Rocket Science")Official register · retrieved 18 Oct 2026
  8. 08Data protection & data securitySecurity page · retrieved 18 Oct 2026
  9. 09Data Privacy Framework List: Intuit (covered entity: The Rocket Science Group d/b/a Mailchimp)Official register · retrieved 19 Oct 2026

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Further reading

All tools in the category: Business software. Lexware Office has at least one plan with an EU hosting option; see also AI tools with an EU hosting option. Figures across all tools: Data report.