Zeitrechner
Umfassende Suite von Zeitberechnungstools, einschließlich Dauer, Alter, Datumsdifferenz und mehr.
Epochenkonverter
Unix-Zeitstempel in für Menschen lesbare Datumsangaben umwandeln.
Zeit hinzufügen/abziehen
Zeit zu einem Datum addieren oder subtrahieren.
Dauerrechner
Berechne die Zeitspanne zwischen zwei Daten oder Uhrzeiten.
Werktage
Die Werktage zwischen den Daten werden berechnet, Wochenenden und Feiertage ausgenommen.
Altersrechner
Berechnen Sie das genaue Alter in Jahren, Monaten und Tagen.
Cron-Ausdrucks-Generator
Generieren und Validieren von Cron-Ausdrücken mit visueller Schnittstelle
Why Use Our Time Calculators?
Instant Results
All calculations happen in real-time as you type—no waiting or page reloads.
100% Accurate
Handles leap years, varying month lengths, and edge cases correctly.
Developer Ready
Copy results in ISO 8601, Unix timestamps, and other programming formats.
Timezone Aware
All tools respect your local timezone and handle DST correctly.
Frequently Asked Questions
Free Online Time Calculators for Every Need
Our collection of free time calculators helps you solve complex date and time problems instantly. Whether you're a developer working with Unix timestamps, a project manager calculating business days, or simply curious about your exact age, we have the right tool for you.
Calculator Overview
- Epoch Converter - Convert between Unix timestamps (seconds since 1970) and human-readable dates. Essential for developers and database work.
- Add/Subtract Time - Add or subtract years, months, days, hours, or minutes from any date. Perfect for deadline calculations.
- Duration Calculator - Find the exact time between two dates in multiple formats (days, hours, ISO 8601, etc.).
- Business Days Calculator - Calculate working days excluding weekends and optionally holidays. Great for project planning.
- Age Calculator - Calculate exact age in years, months, days, hours, and even seconds. Includes next birthday countdown.
- Cron Expression Builder - Generate and validate cron expressions with a visual interface. See upcoming run times.
Who Uses These Tools?
Our time calculators are used by software developers, project managers, HR professionals, event planners, students, and anyone who needs to work with dates and times. The tools are designed to be intuitive for beginners while providing advanced features for power users.