Free work utilities
Simple tools for faster, clearer work.
Calculate business metrics, marketing performance, HR ratios and common spreadsheet formulas without signup.
What you get
25 tools at launch
General, business, marketing, HR and spreadsheet utilities.
No signup
Core calculations run directly in the browser.
Transparent formulas
Each calculator explains what it calculates and the formula behind it.
Popular
Start with a useful tool
General
Percentage Calculator
Find what percentage one number is of another.
Open tool →
General
Percentage Increase Calculator
Measure the percentage increase between two values.
Open tool →
General
Percentage Decrease Calculator
Measure the percentage decrease between two values.
Open tool →
General
Date Difference Calculator
Count calendar days between two dates.
Open tool →
General
Working Days Calculator
Count weekdays between two dates.
Open tool →
Business
Profit Margin Calculator
Calculate gross profit and profit margin from revenue and cost.
Open tool →
Business
Markup Calculator
Calculate markup percentage from cost and selling price.
Open tool →
Business
Break-even Calculator
Estimate how many units must be sold to cover fixed costs.
Open tool →