Aspect Ratio Calculator
Simplify image dimensions and resize a design without changing its proportions.
ONE LESS THING TO WORK OUT
Creator Tools
Practical numbers for things you make.
5 free calculators · Formulas included5 calculatorsin Creator Tools
CPC Calculator
Find average cost per click and click-through rate for a campaign.
CPM Calculator
Work out advertising cost per thousand impressions from spend and reach.
Reading Time Calculator
Estimate reading or speaking time from word count and your chosen pace.
ROI Calculator
Compare total cost and return to calculate profit and return on investment.
Every tool is free. Formulas and assumptions are included.