Free UK contractor calculator

Day Rate to Hourly Rate Calculator

Convert a gross contractor day rate into an equivalent hourly rate using your billable working hours.

Quick answer

How this calculator works

Equivalent hourly rate = day rate ÷ billable hours per day. The result is rounded to the nearest penny using half-up rounding.

Rate converter

Calculate your hourly rate

Enter your gross day rate and the billable hours in your working day.

Your gross rate for one billable working day.

Use the hours you can invoice in a typical day.

Your result

Equivalent hourly rate

£—

Your result will appear here.

Assumptions and limitations

  • The result is a gross rate before tax, pension contributions, agency fees and business expenses.
  • Only billable hours are included; unpaid breaks and non-billable administration are excluded.

Sources

No external rates or thresholds are used in this calculation.

Examples

Eight-hour day

A £400 day rate over 8 billable hours is equivalent to £50 per hour.

Frequently asked questions

Should I include unpaid breaks?

No. Use the hours you can actually invoice to the client.