Business quarters, fiscal quarters, academic quarters - it's not US currency, but this quarter calculator measures time spans in 3-month increments between any two dates.
Quarter calculator
Using the calculator
Select your start and end dates. The calculator displays the span in quarters (one decimal), plus conversions to years, months, and days. Negative values appear when the start date comes after the end date.
Quarter contexts
- Fiscal quarters: Q1-Q4, often offset from calendar year
- Academic quarters: Fall, Winter, Spring (plus Summer)
- Earnings reports: Public companies report quarterly
- Tax estimates: Self-employed pay quarterly
