About the Gross Revenue Retention Calculator
Gross revenue retention (GRR): share of recurring revenue kept, ignoring expansion — capped at 100%.
Also known as: gross dollar retention, gdr, grr formula.
How to use this calculator
- Enter starting mrr, contraction, churn.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
GRR = (start − contraction − churn) ÷ start
Worked example
Using the values pre-filled in the calculator above:
- Starting MRR = 100,000
- Contraction = 3,000
- Churn = 5,000
the calculator returns:
- GRR: 92%