# [`oroc install-app`](/runtime/docs/cli/install-app/)

Install the app to the device or host target.

## Usage

```bash
oroc install-app [--platform=<platform>] [--device=<identifier>] [options]
```

## Options

| Option | Description |
| --- | --- |
| `-D, --debug` | debug output |
| `--device[=identifier]` | device identifier (ECID/UDID/ID) |
| `--platform=<platform>` | android \| ios (default: host) |
| `--prod` | install production build |
| `-V, --verbose` | verbose output |

macOS only:

| Option | Description |
| --- | --- |
| `--target=<target>` | install into '$target/Applications' (default: /) |

## Common errors

- Android: list devices with `adb devices` or pass `--device`.
- iOS/macOS: list devices with `oroc list-devices --platform=ios` and pass `--device`.