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Getting Started

Selection

Log in

Create a company profile

NAV connection

Company settings

Control panel (Dashboard)

Managing invoice books

Managing tags

Managing Favorite Customers

Managing integrations

Create an account

Invoice list

Calendar

Contacts

Managing integrations

Woocommerce connection - Coming soon!

Relax connection

Unas relationship

CRM relationship

Backend and frameworks

Kontozz Web API

Knowledge base

The 7 most important rules for issuing cash invoices in 2026

How to set up a fee request correctly: Step-by-step guide to the rules

Issuing an advance invoice: Step-by-step guide for beginners

Final invoice after advance invoice: How to issue it correctly, step by step

How to Issue a Receipt Correctly: A Step-by-Step Guide for Beginners

Issuing a cancellation invoice: Step-by-step guide for beginners

Contacts

Table of Contents

Relax connection

Connect your billing system to Relax accounting software!

Relax. Why is it good to have your own connection?


Woocommerce connection - Coming soon!

Woocommerce connection - Coming soon!

Unas relationship

Unas relationship

Any other questions? Get in touch

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©

2026.

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Data Processing Information

General Terms and Conditions

Account

·

©

2026.

All rights reserved

Data Processing Information

General Terms and Conditions