eInvoicing made simple fast secure

Send & receive e-invoices, easy format conversions,
certified Peppol access — all in one platform.

No automatic conversion to a paid subscription

Cancel anytime (monthly cancellation)

Available in 4 languages: DE, EN, FR, PL

Register now View Requirements

From €15 per month · Try Peppol free for 14 days

What can you do with the Invoice Portal?

INBOUND

Receiving e-invoices

Receiving invoices via email and Peppol
Convert XRechnung to ZUGFeRD, ZUGFeRD to XRechnung, Peppol BIS to XRechnung
Conversion of e-invoices into target formats such as PDF, IDOC, private XML
Validation and forwarding of invoices to target systems via email, SFTP, API
Integration with various ERP systems

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Outbound

Sending e-invoices

Send invoices via email or Peppol
Format conversions: PDF, ZUGFeRD, XRechnung, and Peppol BIS
Integration via SFTP, API, or email with various ERP systems
Creation of electronic invoices via a web form
Invoice sending to multiple European countries such as Belgium, Germany, Denmark, Estonia, Finland, Croatia, Luxembourg, Netherlands, Norway, Sweden, Austria, and others

Learn more

ECOSYSTEM

Further applications

A complete suite of tools built around the Peppol network.

01

X-Approval

INVOICE APPROVAL SOFTWARE

Automated field checking
Allocation to responsible persons
External approval workflow
Status & comments overview
Supplier management
AI features for information management

Learn more →

02

X-Tool

ENTERPRISE ERP API

API for invoice validation
API for invoice creation
API for invoice receipt
API for sending invoices
Format conversion API
Leitweg-ID Generator

Learn more →

03

PDF to e-invoice

AI-BASED CONVERTER

PDF → Peppol BIS
PDF → XRechnung
No technical requirements
Fast, simple process

Learn more →

04

Peppol Network

ACCESS POINT & SMP

Standardized document transfer
XRechnung, Peppol BIS, PINT
Encrypted transmission
API for Peppol integration

Learn more →

The complete suite

One ecosystem, four perfect pieces

Invoice-Portal isn't just a single tool — it's a fully integrated ecosystem where every component fits seamlessly with the others. From sending and receiving invoices, to format conversion, approval workflows and certified Peppol access — everything works together out of the box.

Invoice-Portal — Standardized web app for sending & receiving e-invoices
XTool — Format converter, ERP interface, visualization, AI functions
XApproval — Internal & external approval workflows with review invoices
PDF Converter — Convert your PDFs and send them directly to your clients by email or Peppol using our solution.

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Electronic Invoices in Germany from 2025

Part of the Growth Opportunities Act — advancing digitalization and combating tax fraud.

January 2025

01

Mandatory Reception

All B2B businesses must be able to receive electronic invoices in EU-compliant format (XRechnung, ZUGFeRD 2.x, Peppol BIS).

January 2027

02

Mandatory Issuance

Businesses with annual turnover above €800,000 must issue electronic invoices.

January 2028

03

Full B2B Coverage

Electronic invoice issuance becomes mandatory for all B2B businesses in Germany.

View Full Requirements Guide

E-Invoicing Network

Test the basic package for 14 days free of charge without any obligation!

Join thousands of businesses already using the Peppol network for secure, compliant e-invoicing across Europe and beyond.

Connect to peppol

Peppol Network Integration

Connect to the Peppol network as a certified Access Point.
Send and receive e-invoices securely across Europe.
Automatic format conversion between XRechnung, ZUGFeRD, and Peppol BIS.

Global Compliance

Support for XRechnung and EU standard EN 16931. Ready for upcoming B2B mandates in Germany and other EU countries (e.g. Belgium).

AUDIENCE

Who is the solution for?

01

SME

Small & Medium Enterprises

Create invoices via web portal
Offer templates & conversion
Connect to Peppol network
Send via email or Peppol
Custom invoice templates
Create XRechnung, ZUGFeRD, Peppol BIS
Send to Deutsche Bahn, ZRE, OZG-RE
API to Moco, easyBill, LexOffice, sevDesk

02

ENTERPRISE

Large Organisations

Company registration in Peppol SML
All Peppol BIS document types
Send & receive invoices via Peppol
Multi-format conversion
Subsidiaries support
Electronic archiving
SAP ERP & S4HANA interface
SSO with OpenID Connect
Centralised supplier portal

03

GOVERNMENT

Public Authorities

Connect to Peppol network
Receive invoices via Peppol
Customer portal for invoice management
Convert to XML, PDF, IDOC
Communication via email, SFTP, API
Automatic invoice processing
SSO with OpenID Connect
SAP ERP & S4HANA interface
Centralised supplier portal

Our customers

Invoice-Portal has an ISO/IEC 27001-certified information security management system, audited by an accredited certification body.

This internationally accepted standard for information security management confirms compliance with the highest security standards in the development and hosting of the platform.

The portal is hosted in state-of-the-art data center parks operated by Hetzner Online GmbH in Nuremberg and Falkenstein and Ionos SE in Frankfurt, which are ISO27001-certified.

Our Blog

GEBA – Publication of the Specification for Germany’s Electronic Business Address

October 8, 2025/by a.zh

BT-158 Field Now Available on Invoice Line Items

July 24, 2025/by a.zh

eInvoicing Conformant solution

The Invoice-Portal meets all requirements of the CEF eInvoicing Conformance Tests und added to the list of E-Invoicing Conform Solutions.

Certified by

Certified by

Certified by

Member of

Member of

OpenPeppol-Association

Save time and money

Invoicing can be complicated – and it is always tedious. We developed the Invoice Portal to remove the tricky complications from the e-invoicing process. Our objective is to reduce your working hours, allowing you to spend time doing the things that matter.

Subscribe to our newsletter now to stay up to date on new Invoice Portal functions and developments in the field of electronic invoicing

Subscribe now

CONTACT US

Let's discuss your
requirements

Tell us what you want to automate. We'll propose the most efficient setup for your organization.

Quick feasibility check

Integration approach & timeline

Clear next steps & checklist

Tip: If you already use an ERP or accounting system, mention it — we'll align faster.

Invoice-Portal

info@invoice-portal.de

+49 (0) 561 56014568

Teichstraße 14-16
34130 Kassel, Germany

Schedule a free 30-min consultation

Free

Consultation

30-min

Session

Custom

Solutions

eInvoicing made simple fast secure

What can you do with the Invoice Portal?

Receiving e-invoices

Sending e-invoices

Further applications

X-Approval

X-Tool

PDF to e-invoice

Peppol Network

One ecosystem, four perfect pieces

Electronic Invoices in Germany from 2025

Mandatory Reception

Mandatory Issuance

Full B2B Coverage

Test the basic package for 14 days free of charge without any obligation!

Who is the solution for?

Small & Medium Enterprises

Large Organisations

Public Authorities

Our customers

Our Blog

ViDA, EN 16931 and the future of e‑Reporting

France: Preparing for the e‑Invoicing & e‑Reporting Mandate

New BMF Clarifications on Mandatory E‑Invoicing: What You Need to Know

DORA and e‑invoicing: assessing criticality

Greece: the e‑Invoicing mandate is pushed back

Mandatory E-Invoicing in Poland

Belgium Mandates PEPPOL ID 0208 for B2B e-Invoicing from 1 January 2026

Christmas greetings from the Invoice Portal 2026

Global e-Invoicing & Peppol Update — December 2025

ZUGFeRD 2.4: New hybrid standard in combination with Peppol

What Is the UBL Format? A Clear and Modern Overview

Peppol Network

Belgium confirms mandatory B2B e-Invoicing from January 1, 2026

GEBA – Publication of the Specification for Germany’s Electronic Business Address

BT-158 Field Now Available on Invoice Line Items

Save time and money

Subscribe to our newsletter now to stay up to date on new Invoice Portal functions and developments in the field of electronic invoicing

Let's discuss yourrequirements

Invoice-Portal

Let's discuss your
requirements