Marketing
Marketing calculators for campaign efficiency: ROAS, CPC, and CPM with clear formulas for spend and performance checks.
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Fast interactive calculations
Formula checks and worked assumptions
Related tools for the next step
Calculators
ROAS Calculator
FeaturedCalculate Return on Ad Spend (ROAS) from revenue and ad spend, or solve for the missing input. Shows ratio, percentage, and break-even status.
roas calculator
Open Calculator โCPC Calculator
FeaturedCalculate Cost Per Click (CPC) from total cost and clicks, or solve for the missing input. The IAB standard pricing metric for paid search and performance advertising.
cpc calculator
Open Calculator โCPM Calculator
FeaturedCalculate Cost Per Mille (CPM) from total cost and impressions, or solve for the missing input. The IAB standard pricing metric for impression-based advertising.
cpm calculator
Open Calculator โFAQ
Which calculator should I open first?
Start with the calculator that matches the quantity you need to solve, then use the related tools to check adjacent assumptions such as unit conversion, power, cost, or percentage change.
Are these calculators meant for final professional decisions?
They are educational and estimation tools. Financial, health, and electrical calculators include disclaimers because real decisions may require licensed professional review.
Do the tools show the formula?
Calculator pages expose formulas, assumptions, examples, and related tools so you can verify the result instead of treating it as a black box.
Can I share a calculation?
Most calculators keep important inputs in the URL, so you can bookmark or share a configured calculation after entering values.