Invoicing

Optimized billing With Automated Invoicing

Create individual invoices for projects and customers, automate the billing of expenses, and always keep track of open items and sales forecasts.

More than 2,000 companies rely on ZEP

Automated Invoicing with ZEP

With ZEP, you can process your entire invoicing centrally and completely without paperwork.

Automatic invoicing

Generate invoices directly from project times

Whether it's hourly or daily rates, fixed prices or project-based billing — with ZEP, you automatically create invoices based on the recorded project times. In this way, you ensure correct billing for all relevant times.

Modern Invoice Formats

From XRechnung to ZUGFeRD 2.1

Create and send e-invoices as XRechnung or ZUGFeRD 2.1. Add payment codes, PayPal.me links or SwissQR codes to your invoices and adapt them to customer currencies as required.

Automated billing processes

Invoice planning and reminder

Plan your invoicing as soon as you create the project and be automatically reminded of expenses that have not yet been billed. This way, you won't lose any income.

Versatile evaluation options

All billing details at a glance

Get a clear overview of all invoices, outstanding items and payment flows. Forecast sales and track incomplete services as well as plan/actual comparisons for accurate billing.

ZEP Logo

Discover the possibilities of ZEP

Häkchen-Symbol
GDPR-compliant
Häkchen-Symbol
Hosting and development in Germany
Häkchen-Symbol
Free trial for 30 days

More than 2,000 companies already rely on ZEP

The time tracking of choice — from startups to large corporations.

top rated omr reviews badge
top 100 omr reviews badge
vertrauenswürdig durch  beste badge
certifies clod badge

“Comprehensive solution for recording project and working times. In particular, compliance with legal regulations (minimum rest time, break times, maximum working hours, etc.) can be tracked very well. “

julia
HR manager

“Ideal employee management support thanks to a 360 degree view of employee availability, daily reports and automated vacation and absence management.”

männlicher Avatar
Thorsten
CIO

“We use ZEP for precise time recording, vacation management and absenteeism. With ZEP, our employees can also record their working hours while working from home, which enabled us to replace several previously used tools.”

stefan
district manager

“Quick project bookings and evaluations. Yet a high degree of flexibility. Good modular design. You can easily adapt the system to your own needs.”

benjamin
Senior Business Consultant

“ZEP impresses with its intuitive time and project management and offers excellent customer support!”

philip
IT consultant

“We have been using ZEP for over 10 years to record working hours (billable, non-billable). This is a great basis for invoicing our customers.”

johannes
Head of Success

“Comprehensive solution for recording project and working times. In particular, compliance with legal regulations (minimum rest time, break times, maximum working hours, etc.) can be tracked very well. “

julia
HR manager

“Ideal employee management support thanks to a 360 degree view of employee availability, daily reports and automated vacation and absence management.”

männlicher Avatar
Thorsten
CIO

“We use ZEP for precise time recording, vacation management and absenteeism. With ZEP, our employees can also record their working hours while working from home, which enabled us to replace several previously used tools.”

stefan
district manager

“Quick project bookings and evaluations. Yet a high degree of flexibility. Good modular design. You can easily adapt the system to your own needs.”

benjamin
Senior Business Consultant

“ZEP impresses with its intuitive time and project management and offers excellent customer support!”

philip
IT consultant

“We have been using ZEP for over 10 years to record working hours (billable, non-billable). This is a great basis for invoicing our customers.”

johannes
Head of Success

“Ideal employee management support thanks to a 360 degree view of employee availability, daily reports and automated vacation and absence management.”

Thorsten
CIO

“Comprehensive solution for recording project and working times. In particular, compliance with legal regulations (minimum rest time, break times, maximum working hours, etc.) can be tracked very well. “

Julia
HR Manager

“We have been using ZEP for over 10 years to record working hours (billable, non-billable). This is a great basis for invoicing our customers.”

Johannes
Head of Success

“ZEP impresses with its intuitive time and project management and offers excellent customer support!”

Philipp
IT Consultant

“Quick project bookings and evaluations. Yet a high degree of flexibility. Good modular design. You can easily adapt the system to your own needs.”

Benjamin
Senior Business Consultant

“We use ZEP for precise time recording, vacation management and absenteeism. With ZEP, our employees can also record their working hours while working from home, which enabled us to replace several previously used tools.”

Stefan
District Manager

“Ideal employee management support thanks to a 360 degree view of employee availability, daily reports and automated vacation and absence management.”

Thorsten
CIO

“Comprehensive solution for recording project and working times. In particular, compliance with legal regulations (minimum rest time, break times, maximum working hours, etc.) can be tracked very well. “

Julia
HR Manager

“We have been using ZEP for over 10 years to record working hours (billable, non-billable). This is a great basis for invoicing our customers.”

Johannes
Head of Success

“ZEP impresses with its intuitive time and project management and offers excellent customer support!”

Philipp
IT Consultant

“Quick project bookings and evaluations. Yet a high degree of flexibility. Good modular design. You can easily adapt the system to your own needs.”

Benjamin
Senior Business Consultant

“We use ZEP for precise time recording, vacation management and absenteeism. With ZEP, our employees can also record their working hours while working from home, which enabled us to replace several previously used tools.”

Stefan
District Manager

FAQs

Frequently asked questions and answers about ZEP.

How does invoicing in ZEP make it easier to bill for services provided?

From billing individual or multiple projects for a customer to detailed invoices with billed times and receipts, invoicing in ZEP offers a variety of functions that make the process easier.

What flexibility does ZEP offer when billing expenses on an hourly and daily basis or at a fixed price?

ZEP allows expenses to be billed on an hourly and daily basis or at a fixed price. This provides the flexibility to choose different billing methods depending on project requirements.

How does ZEP help me define individual payment plans?

ZEP makes it possible to define payment plans through monthly, quarterly or annually recurring invoice items. You can set these individual payment plans as soon as the project is created in order to optimally plan invoicing.

What are the advantages of using ZEP in controlling?

ZEP offers a variety of insights behind the scenes of financial processes. From an overview of pending billing items to documentation of paid invoices, the evaluability enables comprehensive controlling.

How flexible is ZEP in terms of invoice formats and the sending of invoices?

ZEP enables the support of XRechnung or ZUGFeRD 2.1 for electronic invoices. It also offers the output of payment code, PayPal.me link and SwissQR code on invoices. The sending of invoices by e-mail is configurable and automated text modules make it easier to create invoice items. The definition of payment terms per customer and percentage surcharges or discounts can also be flexibly configured.

How much does the invoicing program cost?

The Invoicing module is available for the ZEP Compact and ZEP Professional programs. The price depends on the number of users per month. In our Price calculator You can have your individual monthly contribution clearly displayed.

More modules

Bookable modules

Planned hours

Plan and monitor target hours

With ZEP, you get full control and transparency through centralized administration and dynamic adjustments.

Freelancers

Collaboration and billing of freelancers directly in ZEP

With ZEP, you automate time recording and ensure precise billing and optimal transparency.

Ticket system

Ticket System for Projects and Support Requests

With ZEP, you automate ticket conversion and centralize administration for greater transparency.

Discover the possibilities of ZEP

ZEP is powerful, easy to use and can adapt to your needs. See for yourself!

GDPR-compliant
Hosting and development in Germany
Try it out for 30 days without obligation