Convert Time to Percentage

Convert Time to Percentage takes hh:mm formatted input and turns it into a percentage of a full 24-hour day. Whether you’re tracking task durations or visualizing time blocks, this tool shows how much of the day each entry consumes.

Paste your input above or import a file below.
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Supported file types: .txt, .csv, .tsv, .log, .json, .xml, .md, .ini, .yaml, .yml, .html, .htm, .css
Total characters: 0
Options
Round to 2 decimal places
Trim empty lines
Hide invalid lines

How to Use:

  1. Enter time in the hh:mm format (like 01:30 or 15:45) into the left box.
  2. Each line can be a different time – it converts all of them.
  3. The tool automatically updates and shows percentages on the right.
  4. Click Copy Output to copy results or Export to File to save them.
  5. Use Clear All to reset both fields instantly.

What Convert Time to Percentage can do:

  • Quickly convert multiple time values to percentages of a 24-hour day.
  • Accepts plain hh:mm input across multiple lines.
  • Validates times and marks lines like 25:00 or 00:75 as invalid.
  • Displays each converted result with two decimal precision (e.g., 01:30 = 6.25%).
  • Instantly flashes when the output changes so you know it’s been updated.

Example:

00:00
01:30
12:00
18:00
23:59

Becomes:

00:00 = 0.00%
01:30 = 6.25%
12:00 = 50.00%
18:00 = 75.00%
23:59 = 99.93%

Common Use Cases:

Need to know what portion of the day a time represents? This tool is great for visual planners, productivity mappers, or anyone comparing durations. Whether it’s for calendar blocks, shift analysis, or just curiosity, Convert Time to Percentage simplifies your workflow.

Useful Tools & Suggestions:

To get the most out of that percentage, Find Seconds Since Midnight helps you calculate how far into the day you are. And if you’re working with dates too, Convert Date to Percentage keeps everything in sync across the calendar.

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