SaaS revenue calculators
Free, no-signup tools to work out the metrics that actually drive your business — MRR, ARR, churn and growth. When you're ready to track them live, Bigdelta does the rest.
MRR Calculator
Monthly Recurring Revenue
Add up your Monthly Recurring Revenue across every plan — monthly, annual or anything in between — with each billing cycle normalised to a single monthly number.
ARR Calculator
Annual Recurring Revenue
Annualise your Monthly Recurring Revenue to see the run-rate investors and boards care about.
Churn Calculator
Customer & revenue churn
Measure how much of your customer base and revenue you lose in a period — and what you keep.
MRR Growth Calculator
Project MRR over time
Forecast where your MRR lands by combining new business, expansion and churn month over month.
LTV Calculator
Customer lifetime value
Work out what a customer is really worth — gross-margin-adjusted lifetime value from your ARPA, margin and churn.
NRR Calculator
Net revenue retention
Measure whether your existing customers grow on their own — NRR, GRR and net revenue churn from one cohort.
CAC Payback Calculator
Months to recover CAC
How many months until a new customer's gross margin repays what you spent acquiring them.