About the Days Between Two Dates
Days Between Two Dates helps you work with dates and timestamps. A Unix timestamp counts the seconds since 1 January 1970 (UTC) and is used throughout programming, databases and APIs. This tool converts Days Between Two Dates accurately and shows both UTC and local results.
How Days Between Two Dates works
Days between = (end − start) ÷ one day.
Worked example: 2025-01-01 to 2025-06-03 = 153 days
Common uses
- Debugging timestamps in logs and APIs.
- Converting between date and time formats.
- Calculating ages and date differences.
- Working with database date fields.
Frequently asked questions
Is the timestamp in seconds or milliseconds?
Unix timestamps are in seconds; this tool also shows milliseconds where relevant.
Which time zone is used?
Results are shown in both UTC and your browser's local time zone.