Build a clean monthly MRR bridge and calculate the growth and retention metrics founders review every month.
Fill in the fields — results update live.
Updates live as you type.
Ending MRR = starting MRR + new MRR + expansion MRR − churned MRR − contraction MRR.
NRR measures revenue retained from the starting customer base after expansion, churn, and contraction. It excludes new customers: NRR = (starting MRR + expansion − churn − contraction) ÷ starting MRR.