How to Use the Free Online Time Calculator on FreeToolsCraft.com

Want to quickly convert days to hours, hours to minutes, minutes to seconds (or any combination) without any hassle? Our free online time calculator makes time unit conversions super simple and instant.

This powerful tool helps students, professionals, developers, and anyone who works with time values to perform accurate conversions in seconds. Follow this step-by-step guide to get the most out of it.

Step 1: Enter Your Time Value

• Locate the “Convert From” section on the left side.
• In the number input field, type the value you want to convert (example: 5, 24, 120, etc.).
• The field accepts decimal numbers too (like 2.5 days or 3.75 hours).

Pro tip: Start with whole numbers if you’re new – you can always enable decimals later.

Step 2: Select the Starting Unit (From Unit)

• Click the dropdown next to the value input.
• Choose the current unit of your time value:
  
  • Days
  • Hours
  • Minutes (default – most common choice)
  • Seconds

As soon as you select, the tool automatically starts calculating.

Step 3: Choose the Target Unit (To Unit)

• In the right section (“Convert To”), click the dropdown.
• Pick the unit you want to convert into (Days, Hours, Minutes, or Seconds).
• Result appears instantly below in large, bold text!

Example: 5 Days → 120 Hours (You’ll see: 5 Days = 120 Hours)

Step 4: Use Quick Presets for Common Conversions (One-Click Magic)

No need to type numbers every time! We’ve added ready buttons for the most used time values:

• 1 Day → Instantly sets 1 in value + Days unit
• 8 Hours → Perfect for work shifts
• 24 Hours → Full day check
• 1 Week → Equals 7 days (168 hours / 10080 minutes)
• Reset → Brings everything back to default (1 minute)

Just click any preset – calculation happens automatically!

Step 5: View Results in All Units at Once

Below the main result, you’ll see a beautiful 4-card grid showing your input converted into:

• Days
• Hours
• Minutes
• Seconds

This is super useful when you want a complete picture without multiple conversions.

Step 6: Enable/Disable Decimal Precision

• See the small checkbox: “Show decimals”
• Checked → Shows up to 4 decimal places (great for precise work)
• Unchecked → Rounds to whole numbers (clean & simple)

Toggle it anytime – results update live!

Step 7: Use Advanced Features – Running Total & Swap

• Running Total (in seconds) Convert any value → Click “Add to Total” Keep adding different conversions → See cumulative seconds grow Perfect for project time tracking! Click “Clear Total” to reset.
• Swap Units Instantly Click the big ↔ button between From and To sections Reverses the conversion direction in one click (example: Days → Minutes becomes Minutes → Days)

Step 8: Copy or Download Your Result

Finished?

• Click “Copy Result” → Copies main conversion + details to clipboard
• Click “Download .txt” → Gets a clean text file with: • Main result • All units breakdown • Running total • Date & website branding (www.freetoolscraft.com)

Bonus keyboard shortcuts (for fast users):

• Enter → Force recalculate
• C → Clear input
• S → Swap units

That’s it! You’re now a pro at using our free time unit converter.

Have fun converting time units and save this page for quick access anytime. All calculations happen right in your browser – no data is saved or sent (your privacy is 100% protected!).

Ready to try? Scroll up and start converting now! ⏱️