SaaS & growth calculators
Understand recurring revenue, retention and acquisition economics. Each tool includes a worked example, formula and practical limitations.
15 calculators
Churn Rate
Measure customer losses relative to the customer base at the start of a period.
SaaS & growthCustomer Lifetime Value (LTV)
Estimate lifetime revenue from purchase value, annual frequency and customer lifespan.
SaaS & growthSaaS Growth Rate
Measure revenue growth over a period and its equivalent annualized rate.
SaaS & growthCustomer Retention Rate
Estimate retained customers by removing newly acquired customers from the ending base.
SaaS & growthCAC Payback Period
Estimate how many months of customer contribution recover acquisition cost.
SaaS & growthMRR
Normalize monthly and annual subscription revenue into monthly recurring revenue.
SaaS & growthARR Run Rate
Annualize a recurring monthly revenue base and compare it with a prior annual base.
SaaS & growthNet Revenue Retention
Measure revenue retained from an existing customer cohort, including expansion.
SaaS & growthGross Revenue Retention
Measure retention of starting recurring revenue before any expansion.
SaaS & growthLTV to CAC Ratio
Compare a supplied lifetime contribution estimate with acquisition cost.
SaaS & growthARPU
Measure recurring revenue per active paid account for a defined period.
SaaS & growthRule of 40
Combine annual revenue growth and a selected profit margin for a SaaS score.
SaaS & growthExpansion MRR
Separate upgrades and add-ons to measure expansion within an existing customer base.
SaaS & growthBurn Multiple
Compare net cash burned with net new annual recurring revenue in the same period.
SaaS & growthSaaS Quick Ratio
Compare recurring revenue gains with recurring revenue losses.