launch_app_sim

Launch an iOS app in a specified simulator using its UUID and bundle ID. Requires prior app installation. Integrates with XcodeBuildMCP for streamlined app testing workflows.

Instructions

Launches an app in an iOS simulator. IMPORTANT: You MUST provide both the simulatorUuid and bundleId parameters.

Note: You must install the app in the simulator before launching. The typical workflow is: build → install → launch. Example: launch_app_sim({ simulatorUuid: 'YOUR_UUID_HERE', bundleId: 'com.example.MyApp' })

Input Schema

Name	Required	Description
`args`	No	Additional arguments to pass to the app
`bundleId`	Yes	Bundle identifier of the app to launch (e.g., 'com.example.MyApp')
`simulatorUuid`	Yes	UUID of the simulator to use (obtained from list_simulators)

Input Schema (JSON Schema)

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "additionalProperties": false,
  "properties": {
    "args": {
      "description": "Additional arguments to pass to the app",
      "items": {
        "type": "string"
      },
      "type": "array"
    },
    "bundleId": {
      "description": "Bundle identifier of the app to launch (e.g., 'com.example.MyApp')",
      "type": "string"
    },
    "simulatorUuid": {
      "description": "UUID of the simulator to use (obtained from list_simulators)",
      "type": "string"
    }
  },
  "required": [
    "simulatorUuid",
    "bundleId"
  ],
  "type": "object"
}

XcodeBuildMCP

launch_app_sim

Instructions

Input Schema

Input Schema (JSON Schema)

Other Tools from XcodeBuildMCP

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MCP directory API