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

# isPhantom

> Use the isPhantom boolean property to check whether the injected EVM provider is Phantom.

## window\.phantom.ethereum.isPhantom

A boolean that identifies if Phantom is installed.

```javascript theme={null}
const isPhantomInstalled = window.phantom?.ethereum?.isPhantom;
console.log(isPhantomInstalled);
// true
```