Work-ready pack
Professional Calculation Toolkit
A more serious calculator path for pricing, profit, break-even, payback, marketing efficiency, invoices, meetings and work time. It is built for quick professional checks, not formal accounting or financial advice.
Pricing and profit
Profit Margin Calculator
Check gross profit, margin and markup from revenue and cost.
Markup Calculator
Start from cost and markup to estimate price and margin.
Break-even Calculator
Estimate units and revenue needed to cover fixed costs.
Invoice Total Calculator
Check quantity, rate, discount, tax and final invoice total.
Workforce and time
Freelance Rate Calculator
Turn income goals, expenses and billable hours into a target rate.
Meeting Cost Calculator
Convert meeting time and attendee cost into a visible number.
Time Card Calculator
Calculate paid time after breaks, including overnight shifts.
Overtime Pay Calculator
Compare regular pay, overtime pay and total pay.
Investment and marketing checks
Payback Period Calculator
Estimate how long a purchase or project takes to repay upfront cost.
Investment ROI Calculator
Compare net gain, income, costs and return percentage.
ROAS Calculator
See revenue per unit of ad spend before costs and overhead.
CAC Calculator
Estimate customer acquisition cost from campaign spend and customers.
How to use this pack
Run the core calculator first, save the result, then change one assumption. For professional work, the comparison between scenarios is usually more useful than one isolated number.