Free advanced browser tool

Billable Hours Calculator

Measure the share of work time that produces revenue and calculate what a target requires. The result separates capacity from actual billable hours.

Detailed, not complicatedNo account · Works on mobile
BILL

Billable Hours Calculator workspace

Useful defaults, transparent output and touch-friendly controls

RUNS LOCALLY

Loading the interactive workspace…

✓ Billable utilization percentage✓ Weekly and annual revenue✓ Target-hours requirement✓ Non-billable time visibility

A fast three-step workflow

How to use the billable hours calculator

  1. 1

    Enter the known information

    Add only the values or source text the calculation needs. Useful examples and safe defaults are already selected.

  2. 2

    Adjust the assumptions

    Use the extra controls to match your real task instead of accepting a hidden one-size-fits-all assumption.

  3. 3

    Review the complete result

    Check the main answer, supporting values and method before copying, downloading or acting on the result.

What makes this tool more useful

Measure the share of work time that produces revenue and calculate what a target requires. The result separates capacity from actual billable hours.

Billable utilization percentageIncluded in the same responsive workspace, with no account wall or separate result page.
Weekly and annual revenueIncluded in the same responsive workspace, with no account wall or separate result page.
Target-hours requirementIncluded in the same responsive workspace, with no account wall or separate result page.
Non-billable time visibilityIncluded in the same responsive workspace, with no account wall or separate result page.

How the calculation works

Utilization divides billable hours by total working hours. Revenue projections use billable time only and account for selected working weeks.

Plan agency capacity, freelance targets or professional-services workloads.

Private, fast and mobile-ready

The workspace runs with browser JavaScript and does not submit entered values to a Rantey calculation endpoint. Controls use readable labels, large touch targets and responsive result panels for narrow screens.

Frequently asked questions

Billable Hours Calculator FAQ

Is Billable Hours Calculator free?+

Yes. The complete tool is free to use without registration, subscriptions or a watermark.

Does Billable Hours Calculator work on mobile?+

Yes. Inputs, actions and result panels stack for current Android, iPhone, tablet and desktop browsers.

Is my information uploaded?+

No. Values and pasted text are processed in the current browser tab and are not sent to a Rantey application endpoint.

How should I use the result?+

Review the displayed assumptions, method and comparison details. The result is an estimate or transformation based on the values you entered.