# MRR

> MRR is a recurring-revenue metric, calculated as Sum of normalized monthly recurring subscription value. Excludes one-time fees, usage overage, services, and taxes.

Source: https://lopifi.com/glossary/mrr
Part of: Lopifi — US GAAP books on autopilot, checked by a CPA (https://lopifi.com)

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**What is mrr?** MRR is a recurring-revenue metric, calculated as Sum of normalized monthly recurring subscription value.

## Formula

`Sum of normalized monthly recurring subscription value`

## Note

Excludes one-time fees, usage overage, services, and taxes

- **Category:** Recurring revenue
- **Specified in:** [Metric definitions](https://lopifi.com/md/docs/domain/10-metrics)
- **Rendered by:** [mrr-bridge](https://lopifi.com/md/components/mrr-bridge), [metric-definition](https://lopifi.com/md/components/metric-definition)
- **Related:** revenue