The date difference calculator computes the exact duration between any two dates. It breaks down the result into years, months, and days, and also provides totals in days, weeks, and hours. This is useful for project planning, tracking durations, calculating age at a specific date, or counting days until an event.
The include/exclude end date toggle lets you choose whether the end date itself should be counted. For example, the difference between January 1 and January 3 is either 2 days (exclusive) or 3 days (inclusive), depending on your needs. All calculations run instantly in your browser.