Extra pay for overtime hours. The Overtime Pay Calculator takes regular hourly rate, overtime hours, overtime multiplier, regular hours in the period and returns overtime pay plus total pay for the period, overtime hourly rate, average rate across all hours. Results update as you type, and the formula is shown under the result so you can repeat it in your own spreadsheet.
Payroll figures should follow the rules in your contracts and local law. Where a rule differs between states or countries, adjust the inputs; the calculator shows its assumptions so you can check them against your own policy. Use the worked example below to check the maths against your own figures.
How the Overtime Pay Calculator works
Most jurisdictions require 1.5x (time and a half) for hours beyond the standard week and 2x for some holidays; Indian factories law requires double the ordinary rate. Set the multiplier to match your rules.
Worked example
With the example values (regular hourly rate of $20, overtime hours of 10 hours, overtime multiplier of 1.5, regular hours in the period of 40 hours), the overtime pay is $300.00; total pay for the period $1,100.00, overtime hourly rate $30.00, average rate across all hours $22.00. Change any figure above and the result updates immediately; use Copy results to paste the summary into a note or email.
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Frequently Asked Questions
How is overtime pay calculated?
overtime pay = hourly rate × multiplier × overtime hours.
Which figures do I need?
Regular hourly rate, overtime hours, overtime multiplier, regular hours in the period. Take them from the same period and the same set of accounts or reports so the ratio is consistent, and check the example values as a guide to the units expected.
Do the rules differ by location?
Yes. Statutory rates, ceilings and eligibility conditions vary by country and often by state. Adjust the inputs to your jurisdiction and confirm with your payroll provider or labour law adviser.







