Time Tracking Tool

Track and manage work hours with our free online time tracking tool. Record time entries, calculate totals, and export data easily.

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About This Tool

Our Online Time Tracking Tool (Zeiterfassung) is a comprehensive solution for recording and managing work hours across multiple projects and tasks. The tool allows you to add time entries with start/end times, select projects and tasks, add descriptions, and automatically calculate total hours. All data is stored locally in your browser for privacy. You can view detailed summaries, filter by date range, and export your time tracking data for reporting or invoicing purposes. The interface is clean, intuitive, and fully responsive for use on any device.

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How to Use

Select a date using the date picker or enter manually
Enter start and end times for your work session
Select a project and task from the dropdown menus (or add custom ones)
Add an optional description for the time entry
Click 'Add Entry' to save the time record
View all entries in the table below with automatic total calculation
Use 'Calculate Totals' to see summary by project/date range
Export your data using the 'Export Data' button

Frequently Asked Questions

Find Quick Answers

Is my time tracking data saved?

Yes, all your time entries are saved locally in your browser's storage. Your data remains private and is not sent to any server.

Can I use this tool for multiple projects?

Absolutely! You can add unlimited projects and tasks. The tool automatically organizes your time entries by project and provides summary calculations.

How do I export my time tracking data?

Click the 'Export Data' button to download your time entries as a CSV file that can be opened in Excel, Google Sheets, or any spreadsheet software.

Does this tool work on mobile devices?

Yes, the tool is fully responsive and works perfectly on smartphones, tablets, and desktop computers.

Can I calculate overtime or billable hours?

Yes, the tool calculates total hours for each entry and provides summaries. You can use the data to calculate overtime, billable hours, or project budgets.

Need to run multiple calculations?

Create a free account today to unlock unlimited daily runs, access advanced parameters, save your history, and request custom features.

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