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Net revenue retention calculator

Calculate ending MRR and net revenue retention from expansion, churn, and contraction.

Private by default Immediate preview No signup for local exports

Live model

Net revenue retention calculator

Your inputs

Calculated locally
$
Enter a non-negative number.
$
Enter a non-negative number.
$
Enter a non-negative number.
$
Enter a non-negative number.

Live results

Up to date
Ending MRR
$103,000
Net revenue retention
103%

NRR adds expansion and subtracts churn and contraction from the starting MRR cohort.

How this tool works

A useful result, with clear limits

Calculates ending MRR and net revenue retention for an existing customer revenue cohort after expansion, churn, and contraction.

How to use it

  1. Enter starting MRR.
  2. Add expansion MRR and subtract churned and contracted MRR.
  3. Check ending MRR and NRR for the period.

Inputs and output

Inputs
Starting MRR, expansion MRR, churned MRR, and contraction MRR.
Output
Ending MRR and net revenue retention percentage.

Formula

Ending MRR = starting + expansion − churn − contraction; NRR = ending ÷ starting × 100.

Privacy

MRR assumptions are calculated locally and are not persisted by this tool.

Related tools

Customer lifetime value calculatorCustomer retention rate calculator

Straightforward by design

What to expect

One focused workflow, clear constraints, and no hidden result gate.

Does Net revenue retention calculator upload my input?

The utility processes your input in this browser. ArcDemo only receives content when you explicitly choose a hosted save or product creation flow.