> ## Documentation Index
> Fetch the complete documentation index at: https://docs.radarboard.app/llms.txt
> Use this file to discover all available pages before exploring further.

# RevenueCat

> Track subscription revenue, MRR, and gross/net revenue from your mobile apps.

# RevenueCat

RevenueCat provides subscription revenue metrics for your mobile apps, including MRR, gross revenue, net revenue (proceeds), active subscribers, and revenue charts over time.

## What it powers

* **Revenue widget** -- Gross revenue, MRR, and net revenue KPI cards with sparklines
* **Revenue chart** -- Revenue over time (7d, 15d, 30d, 3m, 1y, all)
* **Last payment card** -- Most recent payment amount, country, and time

## Getting your API key

<Steps>
  <Step title="Sign in to RevenueCat">
    Go to [app.revenuecat.com](https://app.revenuecat.com/) and sign in.
  </Step>

  <Step title="Navigate to API Keys">
    In the left sidebar, go to **Project Settings** > **API Keys**.
  </Step>

  <Step title="Generate a V2 Secret Key">
    Click **Generate new API key**. Select **V2 Secret API Key**. Give it a descriptive name like "Radarboard".

    <Warning>
      This is a **secret** key. Never commit it to version control or expose it in client-side code.
    </Warning>
  </Step>

  <Step title="Copy your Project ID">
    Your Project ID is visible in the URL when viewing your project: `app.revenuecat.com/projects/<PROJECT_ID>`.
  </Step>
</Steps>

## Environment variables

```bash .env.local theme={null}
REVENUECAT_API_V2_SECRET_KEY=sk_xxxxxxxxxxxx
REVENUECAT_PROJECT_ID=proj_xxxxxxxxxxxx
```

## API details

| Property       | Value                                         |
| -------------- | --------------------------------------------- |
| API base URL   | `https://api.revenuecat.com/v2`               |
| Rate limit     | 5 requests/minute (Charts & Metrics)          |
| Cache TTL      | 5 minutes                                     |
| Authentication | Bearer token (`Authorization: Bearer sk_...`) |

## MCP server

RevenueCat provides an official MCP server. See [RevenueCat MCP](/mcp-servers/revenuecat) for setup instructions.

## Widgets that use this service

<CardGroup cols={2}>
  <Card title="Revenue" icon="dollar-sign" href="/widgets/revenue">
    Primary data source for all revenue metrics.
  </Card>

  <Card title="Detail Panel" icon="panel-right" href="/widgets/detail-panel">
    Falls back to revenue data when other services are unavailable.
  </Card>
</CardGroup>