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iOS Simulator MCP Server

A Model Context Protocol (MCP) server for interacting with iOS simulators. This server allows you to interact with iOS simulators by getting information about them, controlling UI interactions, and inspecting UI elements.

Security Notice: Command injection vulnerabilities present in versions < 1.3.3 have been fixed. Please update to v1.3.3 or later. See SECURITY.md for details.

https://github.com/user-attachments/assets/a88e449c-8f1d-46a5-9816-0f97e071c460

🌟 Featured In

This project has been featured and mentioned in various publications and resources:

• Claude Code Best Practices article - Anthropic's engineering blog showcasing best practices
• React Native Newsletter Issue 187 - Featured in the most popular React Native community newsletter
• Mobile Automation Newsletter - #56 - Featured a long running newsletter about mobile testing and automation resources
• punkeye/awesome-mcp-server listing - Listed in one of the most popular curated awesome MCP servers collection

Tools

get_booted_sim_id

Description: Get the ID of the currently booted iOS simulator

Parameters: No Parameters

open_simulator

Description: Opens the iOS Simulator application

Parameters: No Parameters

ui_describe_all

Description: Describes accessibility information for the entire screen in the iOS Simulator

Parameters:

{
  /**
   * Udid of target, can also be set with the IDB_UDID env var
   * Format: UUID (8-4-4-4-12 hexadecimal characters)
   */
  udid?: string;
}

ui_tap

Description: Tap on the screen in the iOS Simulator

Parameters:

{
  /**
   * Press duration in seconds (decimal numbers allowed)
   */
  duration?: string;
  /**
   * Udid of target, can also be set with the IDB_UDID env var
   * Format: UUID (8-4-4-4-12 hexadecimal characters)
   */
  udid?: string;
  /** The x-coordinate */
  x: number;
  /** The y-coordinate */
  y: number;
}

ui_type

Description: Input text into the iOS Simulator

Parameters:

{
  /**
   * Udid of target, can also be set with the IDB_UDID env var
   * Format: UUID (8-4-4-4-12 hexadecimal characters)
   */
  udid?: string;
  /**
   * Text to input
   * Format: ASCII printable characters only
   */
  text: string;
}

ui_swipe

Description: Swipe on the screen in the iOS Simulator

Parameters:

{
  /**
   * Swipe duration in seconds (decimal numbers allowed)
   */
  duration?: string;
  /**
   * Udid of target, can also be set with the IDB_UDID env var
   * Format: UUID (8-4-4-4-12 hexadecimal characters)
   */
  udid?: string;
  /** The starting x-coordinate */
  x_start: number;
  /** The starting y-coordinate */
  y_start: number;
  /** The ending x-coordinate */
  x_end: number;
  /** The ending y-coordinate */
  y_end: number;
  /** The size of each step in the swipe (default is 1) */
  delta?: number;
}

ui_describe_point

Description: Returns the accessibility element at given co-ordinates on the iOS Simulator's screen

Parameters:

{
  /**
   * Udid of target, can also be set with the IDB_UDID env var
   * Format: UUID (8-4-4-4-12 hexadecimal characters)
   */
  udid?: string;
  /** The x-coordinate */
  x: number;
  /** The y-coordinate */
  y: number;
}

ui_find_element

Description: Searches the accessibility tree and returns elements matching the given criteria

Parameters:

{
  /** Array of search strings. An element matches if ANY string matches against its AXLabel or AXUniqueId */
  search: string[];
  /** Filter by element type (e.g. 'Button', 'StaticText', 'Group'). Case-insensitive exact match */
  type?: string;
  /** Match mode: 'substring' (default) or 'exact' */
  matchMode?: "substring" | "exact";
  /** Whether search matching is case-sensitive (default: false) */
  caseSensitive?: boolean;
  /**
   * Udid of target, can also be set with the IDB_UDID env var
   * Format: UUID (8-4-4-4-12 hexadecimal characters)
   */
  udid?: string;
}

ui_view

Description: Get the image content of a compressed screenshot of the current simulator view

Parameters:

{
  /**
   * Udid of target, can also be set with the IDB_UDID env var
   * Format: UUID (8-4-4-4-12 hexadecimal characters)
   */
  udid?: string;
}

screenshot

Description: Takes a screenshot of the iOS Simulator

Parameters:…