ZEP Blog

Latest news about time tracking, project management, etc.

Discover the latest trends and best practices for time tracking, project management, and digitization. Stay informed about innovations, tips and expert opinions that optimize your work processes.

Billing & Finance
8
min. reading time

HOAI calculator: Digital for transparent cost calculation

Discover how digital HOAI computers help engineers and architects calculate project costs precisely.

Tanja Hartmann

Content Marketing Manager

Time Tracking & HR
9
min. reading time

Executive Development: Methods, Trends and Success Factors for 2026

Managers determine the success of a company. Their systematic development is therefore not an HR measure, but a strategic necessity.

Tanja Hartmann

Content Marketing Manager

Time Tracking & HR
11
min. reading time

Calculate, tax and pay overtime correctly

Calculate, tax and pay overtime: legally secure and transparent. Here you will find legal principles, calculation formulas and learn how digital time recording automates your overtime management.

Tanja Hartmann

Content Marketing Manager

Project Controlling
11
min. reading time

Project budget exceeded: causes, solutions and best practices

Budget overruns affect 70% of all projects and jeopardize profitability. This guide analyses the main causes and presents tried and tested solutions for precise project planning.

Benny Hahn

CEO & Co-Managing Director

Zwei Geschäftsmänner in Badehose und Sakko mit Schwimmringen feiern ihre erfolgreiche Urlaubsplanung 2026 mit einem Fist-Bump im modernen Büro.
Time Tracking & HR
12
min. reading time

Vacation planning 2026: Germany

Vacation planning 2026: 29 vacation days become 60 days off! The best bridging days are around Easter, Pentecost and Christmas.

Tanja Hartmann

Content Marketing Manager

Project Management & Delivery
6
min. reading time

Measuring Productive Working Time: Guide to Increasing Profitability

German service companies lose an average of 47 hours per employee and year due to inefficient processes. Learn how to systematically measure productive working time, identify time wasters and sustainably increase profitability.

Tanja Hartmann

Content Marketing Manager

Project Controlling
10
min. reading time

Billability KPI: Why Utilization Alone Misleads

High utilization, declining margin: that is not a contradiction but a measurement problem. Anyone who calculates and manages billability as a KPI correctly recognizes commercial risks before they escalate.

Benny Hahn

CEO & Co-Managing Director

More than 3,000 companies already rely on ZEP

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

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“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.”

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. 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 track working hours (billable, non-billable). This provides an excellent basis for invoicing our customers.”

johannes
Head of Success

“Comprehensive solution for tracking project and working hours. It allows for excellent monitoring of compliance with legal regulations (e.g., minimum rest periods, break times, maximum working hours). “

julia
HR manager

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

Thorsten
CIO

“We use ZEP for accurate time tracking, leave management, and absence recording. ZEP also allows our employees to track their working hours 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
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