# Lexware Office API | Integrate Lexware Office with Apideck

> Build a Lexware Office (Buchhaltungssoftware) integration with Apideck's unified Accounting API. Connect Lexware Office alongside 12+ other accounting software through a single API.

URL: https://www.apideck.com/accounting-software/lexware-office

---

- 

Menu
Products[Unified APIs](/products/unify)Build native integrations through our scalable Unified APIs

[Accounting API](/accounting-api)[HRIS API](/hris-api)[CRM API](/crm-api)[Ecommerce API](/ecommerce-api)[File Storage API](/file-storage-api)[ATS API](/ats-api)[Issue Tracking API](/issue-tracking-api)
[View all integrations](/integrations)

[Integrations Marketplace](/integrations-marketplace)Showcase integrations, partners, and apps to your customers

Solutions[By customer case](/customer-cases)[Round Treasury](/customer-cases/roundtreasury-accounting-unify-integration)[Octa](/customer-cases/octa-ai-finance-accounting-integration)[Aikido](/customer-cases/aikido-powering-developer-first-security-integrations-at-scale)[Derive](/customer-cases/derive-erp-accounting-integration)[Kintsugi](/customer-cases/kintsugi-tax-compliance-integration)[Roopairs](/customer-cases/roopairs-quickbooks-online-integration)[View all](/customer-cases)

[By use case](/use-cases)[Accounts Payable](/use-cases/accounts-payable-automation)[Accounts Receivable](/use-cases/accounts-receivable-automation)[Business Lending](/use-cases/business-lending-loan-underwriting)[Corporate Gifting](/use-cases/corporate-gifting)[Employee onboarding](/use-cases/accelerate-employee-onboarding-offboarding)[View all](/use-cases)

[By industry](/industries)[B2B FinTech](/industries/fintech)[AgTech](/industries/agtech)[Banking](/industries/banking)[ConstructionTech](/industries/constructiontech)[HRTech](/industries/hrtech)[View all](/industries)

ResourcesFor Developers[API Documentation](https://developers.apideck.com)[Integrations](/integrations)[SDKs](https://developers.apideck.com/sdks)[API Explorer](https://developers.apideck.com/api-explorer)[Samples](/samples)

Learn & Explore[Blog](/blog)[Field Mapping](/custom-field-mapping)[Webhooks](/webhooks)[Auth](/products/vault)[Platform Maturity Model](/platform-maturity-model)

More Resources[API Tracker](https://apitracker.io)[Open Banking Tracker](https://www.openbankingtracker.com)[Compliance Portal](https://compliance.apideck.com)

[Pricing](/pricing)[Login](https://platform.apideck.com/api/auth/login)
ThemeToggle theme

[Talk to an expert](/demo-request?from=mobile-nav)[Get started for free](/signup)

[Products](/products/unify)

- [Solutions](/customer-cases)

- [Resources](#)

- [Pricing](/pricing)
- [Login](https://platform.apideck.com/api/auth/login)
- [Talk to an expert](/demo-request?from=nav)
- [Get started for free](/signup)
- Toggle theme

Supported (beta)

# Lexware Office

Last updated September 19, 2026

Lexware Office is a accounting platform supported by Apideck.

Companies that use Lexware Office alongside other business software often need to sync data between systems. Common scenarios include syncing invoices, payments, customers, and financial reports with other tools in their stack.

Apideck's unified Accounting API provides a standardized way to integrate with Lexware Office and 12+ other accounting software. One integration, one data model, every platform.

[View Lexware Office integration](/integrations/lexware-office)[Talk to an expert](/demo-request?from=software-landing)

Category

[Accounting](/accounting-api)
Status

Supported (beta)

Popular in

[🇩🇪Germany](/integrations/country/germany)

Also available through

12+ other accounting software

## Lexware Office integration resources
Guides, API references, and resources for integrating with Lexware Office

[Lexware Office integration

API reference, supported resources, and auth setup

](/integrations/lexware-office)[Accounting API

Unified API reference for all accounting software

](/accounting-api)[Invoices API

Read and write invoice data

](/accounting-api/invoices)[Payments API

Sync payment records and transactions

](/accounting-api/payments)[Customers API

Manage customer and contact records

](/accounting-api/customers)[Accounting and ERP partnership guide

Strategy guide for building accounting integrations

](/blog/accounting-and-erp-partnership-guide)

## Common Lexware Office integration use cases
These are the most common reasons companies integrate with accounting software like Lexware Office

### Accounts payable automation
Sync invoices, bills, and payments between your product and your customers' accounting software. Eliminate manual data entry and reduce errors.

### Revenue recognition
Automatically post revenue entries, manage deferred revenue, and keep your customers' books in sync with actual transactions.

### Expense management
Push expense reports and receipts directly into accounting platforms. Categorize spending and reconcile automatically.

### Financial reporting
Pull real-time financial data for dashboards, analytics, and compliance reporting. Balance sheets, P&L, and cash flow on demand.

## Why use a unified API for Lexware Office?
Instead of building and maintaining a direct Lexware Officeintegration, use Apideck's unified Accounting API to connect to Lexware Office and 12+ other accounting software through a single integration.

### Ship faster
Build once with a unified API instead of maintaining individual integrations for each platform.

### Enterprise-grade security
SOC 2 certified. OAuth handled. Credentials encrypted at rest and in transit.

### Standardized data model
One consistent schema across all platforms. No need to learn each API's quirks.

### Real-time sync
Webhooks and polling keep data fresh. Bi-directional read and write support.

## Supported accounting software
Start building today with 12+ supported accounting software

[View Accounting API](/accounting-api)
[Exact Online

Supported

](/integrations/exact-online)[FreeAgent

Supported

](/integrations/freeagent)[Twinfield

Supported

](/integrations/twinfield)[Fortnox

Supported

](/integrations/fortnox)[Visma eAccounting

Supported

](/integrations/visma-eaccounting)[MRI Software

Supported

](/integrations/mrisoftware)[SnelStart

Supported

](/integrations/snelstart)[Pennylane

Supported

](/integrations/pennylane)[Digits

Supported

](/integrations/digits)[Sage Intacct

Supported

](/integrations/sage-intacct)[Yuki

Supported

](/integrations/yuki)[sevDesk

Supported

](/integrations/sevdesk)

## Where Lexware Office is used

[🇩🇪Germany

View accounting coverage

](/integrations/country/germany)

## Related accounting software
Other accounting platforms you can integrate with Apideck

[Browse all](/accounting-integrations)
[A
ACD

View integration guide
](/accounting-software/acd)[D
DATEV

View integration guide
](/accounting-software/datev)[F
FastBill

View integration guide
](/accounting-software/fastbill)[F
Finom

View integration guide
](/accounting-software/finom)[S
Sage 100 Germany

View integration guide
](/accounting-software/sage-100-germany)[S
Sage 50

View integration guide
](/accounting-software/sage-50)

## Further reading on accounting software integrations
Guides and articles on building, scaling, and shipping accounting software integrations

[Visit the blog](/blog)
[Apideck joins FDX, the body behind the FDX API

Apideck has joined FDX, the standards body behind the FDX API. What it means for accounting and ERP integrations that move bank data.

](/blog/apideck-joins-fdx-financial-data-exchange)[How to Integrate the QuickBooks Desktop API Without Building a SOAP Server

Integrate the QuickBooks Desktop API without writing a SOAP server or touching QBXML. Read and write Desktop data through one REST endpoint on Apideck's unified Accounting API.

](/blog/integrate-quickbooks-desktop-api-without-building-a-soap-server)[QuickBooks Desktop, SAP S/4HANA, and 25 more new connectors in 2026

Explore Apideck’s 2026 connector updates, including 25+ new integrations across accounting, ERP, HRIS, CRM, and ATS. See what shipped for QuickBooks Desktop, SAP S/4HANA Cloud, Stripe, Odoo, NetSuite, Sage Intacct, and more.

](/blog/quickbooks-desktop-sap-s4hana-and-25-more-new-connectors-in-2026)[Apideck and Dolfin AI: the connectivity layer for embedded finance agents

Apideck is partnering with Dolfin AI to power embedded finance agents for banks and SaaS platforms. The AP and AR use cases, and who they fit.

](/blog/apideck-dolfin-ai-embedded-finance-agents)[The State of B2B Embedded Finance Report: $150B+ in Revenue That Most SaaS Platforms Haven't Touched

BCG and Adyen estimate $185 billion in addressable embedded finance revenue for SaaS platforms. Less than 20% has been captured. Our new 60+ page report covers market sizing, use cases, vendor analysis, risk frameworks, and implementation playbooks for B2B SaaS, vertical SaaS, and fintech decision-makers.

](/blog/state-of-b2b-embedded-finance-report)[Bookkeeping vs Accounting Software: Why AI Is Splitting the Bundle

Bookkeeping and accounting software have always been bundled. AI-native entrants like Kick, Puzzle, Rillet, Campfire, and DualEntry are splitting them apart.

](/blog/bookkeeping-vs-accounting-software-ai)[How to Integrate with the Twinfield API

Developer guide to integrating with the Twinfield API. Covers OAuth, cluster routing, SOAP requests, rate limits, and the partner certification process.

](/blog/how-to-integrate-with-the-twinfield-api)[How to Integrate with the Rompslomp API

Developer guide to integrating with the Rompslomp API. Covers personal tokens, OAuth 2.0, scopes, pagination, rate limits, and common gotchas.

](/blog/how-to-integrate-with-the-rompslomp-api)[How to Integrate with the Visma eAccounting API

A developer guide to Visma eAccounting API integration. Covers OAuth 2.0 scopes, token management, pagination, fiscal year handling, and country-specific VAT with JavaScript code examples.

](/blog/visma-eaccounting-api-integration)

## Start building with Lexware Office
Connect to Lexware Office and 12+ other accounting software through one unified API. Free trial, no credit card required.

[Get started for free](/signup?product=unify)

US 🇺🇸
[95 Third Street, 2nd Floor
San Francisco, CA 94103, USA](https://www.google.com/maps/place/95+Third+Street+2nd+Floor,+San+Francisco,+CA+94103,+USA/)

EU 🇪🇺
[Broederminstraat 9, 2018 Antwerp, Belgium](https://www.google.com/maps/dir/51.1770624,4.358144/Broederminstraat+9,+2018+Antwerpen)
VAT: BE 0689.615.164

[hello@apideck.com](mailto:hello@apideck.com)

[](/blog/soc-2-type-2-compliant)

#### Products
- [Accounting API](/accounting-api)
- [HR API](/hris-api)
- [CRM API](/crm-api)
- [ATS API](/ats-api)
- [Issue Tracking API](/issue-tracking-api)
- [File Storage API](/file-storage-api)
- [Ecommerce API](/ecommerce-api)
- [ERP API](/erp-api)
- [Auth Management](/products/vault)
- [Integrations Marketplace](/integrations-marketplace)
- [Pricing](/pricing)
- [About](/about)
- [TreasurUp Partnership](/partners/treasurup)
- [Contact](/contact)
- [Status](https://status.apideck.com)
- [Jobs](https://jobs.apideck.com)

#### Customer cases
- [Round Treasury customer case](/customer-cases/roundtreasury-accounting-unify-integration)
- [Octa customer case](/customer-cases/octa-ai-finance-accounting-integration)
- [Aikido customer case](/customer-cases/aikido-powering-developer-first-security-integrations-at-scale)
- [Derive customer case](/customer-cases/derive-erp-accounting-integration)
- [Kintsugi customer case](/customer-cases/kintsugi-tax-compliance-integration)
- [Roopairs customer case](/customer-cases/roopairs-quickbooks-online-integration)
- [Connex Commerce customer case](/customer-cases/connex-commerce-building-accounting-integrations)
- [Kikin customer case](/customer-cases/kikin)
- [WeThrive customer case](/customer-cases/wethrive-streamlining-hr-integrations)
- [Praiz customer case](/customer-cases/praiz-scaling-crm-integrations)
- [Setyl customer case](/customer-cases/setyl)
- [Kadonation customer case](/customer-cases/kadonation-hris-integration-employee-onboarding)
- [Invoice2go by BILL customer case](/customer-cases/invoice2go-bill-com-integrations)
- [Optimizely customer case](/customer-cases/optimizely)
- [Salesflare customer case](/customer-cases/salesflare)
- [View all customer cases →](/customer-cases)

#### Reports & insights
- [Global Accounting Radar](/resources/global-accounting-radar)
- [Europe's Accounting Integration Map 2026](/resources/europe-accounting-integration-map-2026)
- [State of Embedded Finance 2026](/embedded-finance-report)
- [Platform Maturity Model](/platform-maturity-model)
- [Platform Heroes](/resources/platform-heroes)

#### Buyer's guides
- [Unified API buyer's guide](/resources/unified-api-buyers-guide)
- [What is a unified API?](/blog/what-is-a-unified-api)
- [Build vs. buy](/blog/build-vs-buy-accounting-integrations)
- [Embedded iPaaS vs. unified API](/blog/the-engineers-guide-to-choosing-between-embedded-ipaas-and-unified-apis)
- [Unified API pricing models](/blog/breaking-down-unified-api-pricing-why-api-call-pricing-stands-out)
- [Best unified API platforms](/blog/best-unified-api-platforms-for-developers-and-saas-teams)

#### AI & Agents
- [Apideck for AI](/for-ai)
- [MCP Server](/mcp-server)
- [AI Agents](/agents)
- [Agent Skills](/skills)
- [Apideck CLI](/cli)
- [AI Agents for Fintech](/ai-agents-fintech)
- [Unified API Comparison](/alternatives)

#### Resources
- [Blog](/blog)
- [FAQ](/faq)
- [Customer Cases](/customer-cases)
- [What's a Unified API?](/blog/what-is-a-unified-api)
- [Open Banking API](/open-banking-api)
- [Open Accounting](/blog/what-is-open-accounting)
- [API Integrations](/api-integrations)
- [Accounting Integrations](/accounting-integrations)
- [Accounting Coverage](/integrations/accounting-coverage)
- [Field Mapping](/custom-field-mapping)
- [Data Scopes](/data-scopes)
- [Zero Data Retention](/zero-data-retention)
- [Build vs. Vibecode](/why-not-vibecode-integrations)
- [Webhooks](/webhooks)
- [API Logs](/api-logs)
- [Primer](https://primer.money/)

#### Developers
- [Developers docs](https://developers.apideck.com/)
- [API reference](https://developers.apideck.com/apis/crm/reference)
- [API explorer](https://developers.apideck.com/api-explorer)
- [Guides](https://developers.apideck.com/guides)
- [Samples](/samples)
- [Integrations](/integrations)
- [SDKs](https://developers.apideck.com/sdks)
- [Changelog](https://developers.apideck.com/changelog)
- [React File Upload](https://www.reactfileupload.com/)

#### Use Cases
- [Accounts Payable](/use-cases/accounts-payable-automation)
- [Accounts Receivable](/use-cases/accounts-receivable-automation)
- [Business Lending](/use-cases/business-lending-loan-underwriting)
- [Corporate Gifting](/use-cases/corporate-gifting)
- [Employee onboarding](/use-cases/accelerate-employee-onboarding-offboarding)
- [Expense Management](/use-cases/expense-management-integrations)
- [Bank Feeds](/use-cases/bank-feeds)
- [Payment Reconciliation](/use-cases/automated-payment-reconciliation)
- [FP&A](/use-cases/financial-planning-analysis)
- [Payroll Accounting](/use-cases/payroll-accounting)
- [Procurement](/use-cases/procurement-automation)
- [Tax Automation](/use-cases/tax-automation)
- [Carbon Accounting](/use-cases/carbon-accounting-erp-accounting-integrations)
- [Debt Collections](/use-cases/debt-recovery-collections-integrations)
- [AI Agents for Fintech](/ai-agents-fintech)

#### Alternatives
- [Merge Alternative](/alternatives/merge)
- [Kombo Alternative](/alternatives/kombo-dev)
- [Codat Alternative](/alternatives/codat)
- [Paragon Alternative](/alternatives/paragon)
- [Chift Alternative](/alternatives/chift)
- [Maesn Alternative](/alternatives/maesn)
- [Rutter Alternative](/alternatives/rutter)
- [StackOne Alternative](/alternatives/stackone)
- [Membrane Alternative](/alternatives/membrane)
- [Unified.to Alternative](/alternatives/unified-to)
- [Conductor Alternative](/alternatives/conductor)
- [Nango Alternative](/alternatives/nango)
- [Finch Alternative](/alternatives/finch)

#### Industries
- [B2B FinTech](/industries/fintech)
- [AgTech](/industries/agtech)
- [Banking](/industries/banking)
- [ConstructionTech](/industries/constructiontech)
- [HRTech](/industries/hrtech)
- [SalesTech](/industries/salestech)
- [Security & Compliance](/industries/security-compliance)
- [TaxTech](/industries/taxtech)
- [TravelTech](/industries/traveltech)
- [Vertical SaaS](/industries/vertical-saas)

#### Data privacy
- [Compliance](https://compliance.apideck.com)
- [Security](https://compliance.apideck.com/security)
- [GDPR](https://compliance.apideck.com/gdpr)
- [CCPA](https://compliance.apideck.com/ccpa)
- [Terms](https://compliance.apideck.com/terms)
- [Privacy Policy](https://www.iubenda.com/privacy-policy/16710317)
- [Manage cookies](#)

#### Trackers
- [API Tracker](https://www.apitracker.io)
- [Open Banking](https://www.openbankingtracker.com)
- [Embedded Finance Report](/embedded-finance-report)
- [MCP Directory](https://www.apitracker.io/mcp-servers)
- [Embedded Finance IndexUpcoming](https://www.embeddedfinanceindex.com)
Toggle theme

© 2026 Apideck. Mentioned product names and logos are the property of their respective owners.
- [Terms](https://compliance.apideck.com/terms)
- [Privacy Policy](https://www.iubenda.com/privacy-policy/16710317)
- [Manage cookies](#)
- [llms.txt](/llms.txt)