⏰ Add/Subtract Time Tool
Easily add or subtract hours, minutes, or seconds to a specific date and time.
📅 Input Section
📊 Calculated Result
🔍 What this tool does?
This tool lets you add or subtract time from a specific date/time. It's useful for scheduling, calculating future/past timestamps, or testing.
⭐ Key Features
⚡ Real-time time manipulation
Instantly calculate new dates and times with precision
🎯 Simple interface
Easy-to-use controls for adding/subtracting hours, minutes, or seconds
📋 Copyable result
One-click copying of calculated results
📱 Mobile-friendly
Responsive design that works on all devices
🕐 Time zone support
Calculate in local time or UTC
⚙️ How to use?
- Choose a base date and time
- Enter how much time to add or subtract
- Click Calculate Time
- Copy or reset as needed
💡 Creative Use Cases:
- Event planning and deadlines
- Software timestamp testing
- Time zone adjustments
- Educational or training purposes
- Flight and travel time calculations
✨ Tool Description
Add/Subtract Time Tool is a simple, free web tool to add or subtract hours, minutes, or seconds from any date/time. Ideal for developers, planners, and productivity users.
❓ FAQs
Can I subtract time from a past date?
Yes! You can subtract time from any date, whether it's in the past, present, or future. The tool will calculate the correct result regardless of the base date.
Does this support seconds and milliseconds?
Yes, the tool supports seconds precision. While milliseconds aren't directly input, the calculations maintain full precision for accurate results.
Can I switch between time zones?
Yes! You can choose between Local Time (your device's time zone) and UTC. The result will be displayed in your selected time zone.
Does the tool update in real-time?
The tool calculates results instantly when you click "Calculate Time". It doesn't auto-update, giving you control over when calculations are performed.
Can I copy the result easily?
Absolutely! After calculating, click the "Copy Result" button to copy the formatted date and time to your clipboard for easy pasting elsewhere.
What happens if I enter invalid values?
The tool validates your input and will guide you to enter valid values. Time inputs are automatically constrained to valid ranges (0-23 hours, 0-59 minutes/seconds).