diff --git a/packages/react-native/scripts/swiftpm/__tests__/prepare-app-utils-test.js b/packages/react-native/scripts/swiftpm/__tests__/prepare-app-utils-test.js
new file mode 100644
index 000000000000..a2be2a740111
--- /dev/null
+++ b/packages/react-native/scripts/swiftpm/__tests__/prepare-app-utils-test.js
@@ -0,0 +1,470 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @format
+ * @noflow
+ */
+
+'use strict';
+
+const {
+  findXcodeProjectDirectory,
+  runIosPrebuild,
+  runPodDeintegrate,
+} = require('../prepare-app-utils');
+
+// Mock child_process module
+jest.mock('child_process');
+
+// Mock console methods - disable React Native's strict console checking
+const originalConsole = global.console;
+
+beforeAll(() => {
+  global.console = {
+    ...originalConsole,
+    log: jest.fn(),
+    warn: jest.fn(),
+  };
+});
+
+afterAll(() => {
+  global.console = originalConsole;
+});
+
+describe('findXcodeProjectDirectory', () => {
+  let mockExecSync;
+
+  beforeEach(() => {
+    // Setup mock
+    const childProcess = require('child_process');
+    mockExecSync = childProcess.execSync;
+
+    // Reset all mocks
+    jest.clearAllMocks();
+  });
+
+  it('should find Xcode project directory successfully', () => {
+    // Setup
+    const appPath = '/path/to/app';
+    const xcodeProjectName = 'MyApp.xcodeproj';
+    const mockResult = '/path/to/app/ios/MyApp.xcodeproj';
+
+    mockExecSync.mockReturnValue(mockResult + '\n');
+
+    // Execute
+    const result = findXcodeProjectDirectory(appPath, xcodeProjectName);
+
+    // Assert
+    expect(result).toBe('/path/to/app/ios');
+    expect(mockExecSync).toHaveBeenCalledWith(
+      `find "${appPath}" -name "${xcodeProjectName}" -type d -print`,
+      {encoding: 'utf8'},
+    );
+    expect(mockExecSync).toHaveBeenCalledTimes(1);
+  });
+
+  it('should find Xcode project in nested subdirectory', () => {
+    // Setup
+    const appPath = '/Users/developer/ReactNativeApp';
+    const xcodeProjectName = 'ReactNativeApp.xcodeproj';
+    const mockResult =
+      '/Users/developer/ReactNativeApp/ios/sub/ReactNativeApp.xcodeproj';
+
+    mockExecSync.mockReturnValue(mockResult + '\n');
+
+    // Execute
+    const result = findXcodeProjectDirectory(appPath, xcodeProjectName);
+
+    // Assert
+    expect(result).toBe('/Users/developer/ReactNativeApp/ios/sub');
+    expect(mockExecSync).toHaveBeenCalledWith(
+      `find "${appPath}" -name "${xcodeProjectName}" -type d -print`,
+      {encoding: 'utf8'},
+    );
+  });
+
+  it('should handle project found at root level', () => {
+    // Setup
+    const appPath = '/path/to/project';
+    const xcodeProjectName = 'RootProject.xcodeproj';
+    const mockResult = '/path/to/project/RootProject.xcodeproj';
+
+    mockExecSync.mockReturnValue(mockResult + '\n');
+
+    // Execute
+    const result = findXcodeProjectDirectory(appPath, xcodeProjectName);
+
+    // Assert
+    expect(result).toBe('/path/to/project');
+    expect(mockExecSync).toHaveBeenCalledWith(
+      `find "${appPath}" -name "${xcodeProjectName}" -type d -print`,
+      {encoding: 'utf8'},
+    );
+  });
+
+  it('should handle paths with spaces in directory names', () => {
+    // Setup
+    const appPath = '/path/to/my app';
+    const xcodeProjectName = 'My App.xcodeproj';
+    const mockResult = '/path/to/my app/ios folder/My App.xcodeproj';
+
+    mockExecSync.mockReturnValue(mockResult + '\n');
+
+    // Execute
+    const result = findXcodeProjectDirectory(appPath, xcodeProjectName);
+
+    // Assert
+    expect(result).toBe('/path/to/my app/ios folder');
+    expect(mockExecSync).toHaveBeenCalledWith(
+      `find "${appPath}" -name "${xcodeProjectName}" -type d -print`,
+      {encoding: 'utf8'},
+    );
+  });
+
+  it('should throw error when Xcode project is not found', () => {
+    // Setup
+    const appPath = '/path/to/app';
+    const xcodeProjectName = 'NonExistent.xcodeproj';
+
+    mockExecSync.mockReturnValue('');
+
+    // Execute & Assert
+    expect(() => findXcodeProjectDirectory(appPath, xcodeProjectName)).toThrow(
+      `Xcode project 'NonExistent.xcodeproj' not found in '/path/to/app' or its subdirectories`,
+    );
+
+    expect(mockExecSync).toHaveBeenCalledWith(
+      `find "${appPath}" -name "${xcodeProjectName}" -type d -print`,
+      {encoding: 'utf8'},
+    );
+  });
+
+  it('should throw error when find command returns only whitespace', () => {
+    // Setup
+    const appPath = '/path/to/app';
+    const xcodeProjectName = 'Missing.xcodeproj';
+
+    mockExecSync.mockReturnValue('   \n   \t   ');
+
+    // Execute & Assert
+    expect(() => findXcodeProjectDirectory(appPath, xcodeProjectName)).toThrow(
+      `Xcode project 'Missing.xcodeproj' not found in '/path/to/app' or its subdirectories`,
+    );
+  });
+
+  it('should properly escape quotes in app path', () => {
+    // Setup
+    const appPath = '/path/to/app with "quotes"';
+    const xcodeProjectName = 'MyApp.xcodeproj';
+    const mockResult = '/path/to/app with "quotes"/ios/MyApp.xcodeproj';
+
+    mockExecSync.mockReturnValue(mockResult + '\n');
+
+    // Execute
+    const result = findXcodeProjectDirectory(appPath, xcodeProjectName);
+
+    // Assert
+    expect(result).toBe('/path/to/app with "quotes"/ios');
+    expect(mockExecSync).toHaveBeenCalledWith(
+      `find "${appPath}" -name "${xcodeProjectName}" -type d -print`,
+      {encoding: 'utf8'},
+    );
+  });
+});
+
+describe('runIosPrebuild', () => {
+  let mockExecSync;
+  let mockConsoleLog;
+  let originalProcessEnv;
+
+  beforeEach(() => {
+    // Setup mocks
+    const childProcess = require('child_process');
+    mockExecSync = childProcess.execSync;
+
+    mockConsoleLog = console.log;
+
+    // Store original process.env to restore later
+    originalProcessEnv = process.env;
+
+    // Reset all mocks
+    jest.clearAllMocks();
+  });
+
+  afterEach(() => {
+    // Restore original process.env
+    process.env = originalProcessEnv;
+  });
+
+  it('should run iOS prebuild successfully with nightly versions', async () => {
+    // Setup
+    const reactNativePath = '/path/to/react-native';
+
+    mockExecSync.mockReturnValue(undefined);
+
+    // Execute
+    await runIosPrebuild(reactNativePath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('node scripts/ios-prebuild -s', {
+      cwd: reactNativePath,
+      env: {
+        ...originalProcessEnv,
+        RN_DEP_VERSION: 'nightly',
+        HERMES_VERSION: 'nightly',
+      },
+      stdio: 'inherit',
+    });
+    expect(mockExecSync).toHaveBeenCalledTimes(1);
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      'Running iOS prebuild with nightly versions...',
+    );
+    expect(mockConsoleLog).toHaveBeenCalledWith('✓ iOS prebuild completed');
+    expect(mockConsoleLog).toHaveBeenCalledTimes(2);
+  });
+
+  it('should handle different React Native paths', async () => {
+    // Setup
+    const reactNativePath = '/Users/developer/react-native';
+
+    mockExecSync.mockReturnValue(undefined);
+
+    // Execute
+    await runIosPrebuild(reactNativePath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('node scripts/ios-prebuild -s', {
+      cwd: reactNativePath,
+      env: {
+        ...originalProcessEnv,
+        RN_DEP_VERSION: 'nightly',
+        HERMES_VERSION: 'nightly',
+      },
+      stdio: 'inherit',
+    });
+  });
+
+  it('should handle paths with spaces correctly', async () => {
+    // Setup
+    const reactNativePath = '/path/to/react native project';
+
+    mockExecSync.mockReturnValue(undefined);
+
+    // Execute
+    await runIosPrebuild(reactNativePath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('node scripts/ios-prebuild -s', {
+      cwd: reactNativePath,
+      env: {
+        ...originalProcessEnv,
+        RN_DEP_VERSION: 'nightly',
+        HERMES_VERSION: 'nightly',
+      },
+      stdio: 'inherit',
+    });
+  });
+
+  it('should throw error when iOS prebuild fails', async () => {
+    // Setup
+    const reactNativePath = '/path/to/react-native';
+    const mockError = new Error('Build failed');
+
+    mockExecSync.mockImplementation(() => {
+      throw mockError;
+    });
+
+    // Execute & Assert
+    await expect(runIosPrebuild(reactNativePath)).rejects.toThrow(
+      'iOS prebuild failed: Build failed',
+    );
+
+    expect(mockExecSync).toHaveBeenCalledWith('node scripts/ios-prebuild -s', {
+      cwd: reactNativePath,
+      env: {
+        ...originalProcessEnv,
+        RN_DEP_VERSION: 'nightly',
+        HERMES_VERSION: 'nightly',
+      },
+      stdio: 'inherit',
+    });
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      'Running iOS prebuild with nightly versions...',
+    );
+    expect(mockConsoleLog).not.toHaveBeenCalledWith('✓ iOS prebuild completed');
+  });
+
+  it('should handle script not found error', async () => {
+    // Setup
+    const reactNativePath = '/path/to/react-native';
+    const mockError = new Error('Cannot find module scripts/ios-prebuild');
+
+    mockExecSync.mockImplementation(() => {
+      throw mockError;
+    });
+
+    // Execute & Assert
+    await expect(runIosPrebuild(reactNativePath)).rejects.toThrow(
+      'iOS prebuild failed: Cannot find module scripts/ios-prebuild',
+    );
+  });
+
+  it('should handle root directory path', async () => {
+    // Setup
+    const reactNativePath = '/';
+
+    mockExecSync.mockReturnValue(undefined);
+
+    // Execute
+    await runIosPrebuild(reactNativePath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('node scripts/ios-prebuild -s', {
+      cwd: '/',
+      env: {
+        ...originalProcessEnv,
+        RN_DEP_VERSION: 'nightly',
+        HERMES_VERSION: 'nightly',
+      },
+      stdio: 'inherit',
+    });
+  });
+});
+
+describe('runPodDeintegrate', () => {
+  let mockExecSync;
+  let mockConsoleLog;
+  let mockConsoleWarn;
+
+  beforeEach(() => {
+    // Setup mocks
+    const childProcess = require('child_process');
+    mockExecSync = childProcess.execSync;
+
+    mockConsoleLog = console.log;
+    mockConsoleWarn = console.warn;
+
+    // Reset all mocks
+    jest.clearAllMocks();
+  });
+
+  it('should run pod deintegrate successfully', async () => {
+    // Setup
+    const appIosPath = '/path/to/app/ios';
+
+    mockExecSync.mockReturnValue(undefined);
+
+    // Execute
+    await runPodDeintegrate(appIosPath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('pod deintegrate', {
+      cwd: appIosPath,
+      stdio: 'inherit',
+    });
+    expect(mockExecSync).toHaveBeenCalledTimes(1);
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      'Running pod deintegrate in: /path/to/app/ios',
+    );
+    expect(mockConsoleLog).toHaveBeenCalledWith('✓ Pod deintegrate completed');
+    expect(mockConsoleLog).toHaveBeenCalledTimes(2);
+    expect(mockConsoleWarn).not.toHaveBeenCalled();
+  });
+
+  it('should handle different iOS directory paths', async () => {
+    // Setup
+    const appIosPath = '/Users/developer/MyApp/ios';
+
+    mockExecSync.mockReturnValue(undefined);
+
+    // Execute
+    await runPodDeintegrate(appIosPath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('pod deintegrate', {
+      cwd: appIosPath,
+      stdio: 'inherit',
+    });
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      'Running pod deintegrate in: /Users/developer/MyApp/ios',
+    );
+    expect(mockConsoleLog).toHaveBeenCalledWith('✓ Pod deintegrate completed');
+  });
+
+  it('should handle paths with spaces correctly', async () => {
+    // Setup
+    const appIosPath = '/path/to/my app/ios folder';
+
+    mockExecSync.mockReturnValue(undefined);
+
+    // Execute
+    await runPodDeintegrate(appIosPath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('pod deintegrate', {
+      cwd: appIosPath,
+      stdio: 'inherit',
+    });
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      'Running pod deintegrate in: /path/to/my app/ios folder',
+    );
+    expect(mockConsoleLog).toHaveBeenCalledWith('✓ Pod deintegrate completed');
+  });
+
+  it('should handle pod deintegrate command failure gracefully', async () => {
+    // Setup
+    const appIosPath = '/path/to/app/ios';
+    const mockError = new Error('No Podfile.lock found');
+
+    mockExecSync.mockImplementation(() => {
+      throw mockError;
+    });
+
+    // Execute
+    await runPodDeintegrate(appIosPath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('pod deintegrate', {
+      cwd: appIosPath,
+      stdio: 'inherit',
+    });
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      'Running pod deintegrate in: /path/to/app/ios',
+    );
+    expect(mockConsoleLog).not.toHaveBeenCalledWith(
+      '✓ Pod deintegrate completed',
+    );
+    expect(mockConsoleWarn).toHaveBeenCalledWith(
+      '⚠️  Pod deintegrate failed (this might be expected if no Podfile.lock exists)',
+    );
+    expect(mockConsoleWarn).toHaveBeenCalledTimes(1);
+  });
+
+  it('should handle command not found error', async () => {
+    // Setup
+    const appIosPath = '/path/to/app/ios';
+    const mockError = new Error('command not found: pod');
+
+    mockExecSync.mockImplementation(() => {
+      throw mockError;
+    });
+
+    // Execute
+    await runPodDeintegrate(appIosPath);
+
+    // Assert
+    expect(mockExecSync).toHaveBeenCalledWith('pod deintegrate', {
+      cwd: appIosPath,
+      stdio: 'inherit',
+    });
+    expect(mockConsoleLog).toHaveBeenCalledWith(
+      'Running pod deintegrate in: /path/to/app/ios',
+    );
+    expect(mockConsoleWarn).toHaveBeenCalledWith(
+      '⚠️  Pod deintegrate failed (this might be expected if no Podfile.lock exists)',
+    );
+  });
+});
diff --git a/packages/react-native/scripts/swiftpm/prepare-app-utils.js b/packages/react-native/scripts/swiftpm/prepare-app-utils.js
new file mode 100644
index 000000000000..3a15fda0c0d9
--- /dev/null
+++ b/packages/react-native/scripts/swiftpm/prepare-app-utils.js
@@ -0,0 +1,92 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+const {execSync} = require('child_process');
+const path = require('path');
+
+/**
+ * Find the directory containing the Xcode project within the app path
+ * @param {string} appPath - The root app path to search in
+ * @param {string} xcodeProjectName - The name of the Xcode project file (e.g., 'HelloWorld.xcodeproj')
+ * @returns {string} - The path to the directory containing the Xcode project
+ */
+function findXcodeProjectDirectory(
+  appPath /*: string */,
+  xcodeProjectName /*: string */,
+) /*: string */ {
+  try {
+    // Use find command to search for the Xcode project
+    const findCommand = `find "${appPath}" -name "${xcodeProjectName}" -type d -print`;
+    const result = execSync(findCommand, {encoding: 'utf8'}).trim();
+
+    if (!result) {
+      throw new Error(
+        `Xcode project '${xcodeProjectName}' not found in '${appPath}' or its subdirectories`,
+      );
+    }
+
+    // Return the directory containing the Xcode project (parent of the .xcodeproj file)
+    return path.dirname(result);
+  } catch (error) {
+    throw new Error(
+      `Failed to find Xcode project '${xcodeProjectName}': ${error.message}`,
+    );
+  }
+}
+/**
+ * Run pod deintegrate from app directory
+ */
+async function runPodDeintegrate(
+  appIosPath /*: string */,
+) /*: Promise<void> */ {
+  try {
+    console.log(`Running pod deintegrate in: ${appIosPath}`);
+    execSync('pod deintegrate', {
+      cwd: appIosPath,
+      stdio: 'inherit',
+    });
+    console.log('✓ Pod deintegrate completed');
+  } catch (error) {
+    console.warn(
+      '⚠️  Pod deintegrate failed (this might be expected if no Podfile.lock exists)',
+    );
+  }
+}
+
+/**
+ * Run iOS prebuild with environment variables
+ */
+async function runIosPrebuild(
+  reactNativePath /*: string */,
+) /*: Promise<void> */ {
+  console.log('Running iOS prebuild with nightly versions...');
+
+  const env = {
+    ...process.env,
+    RN_DEP_VERSION: 'nightly',
+    HERMES_VERSION: 'nightly',
+  };
+
+  try {
+    execSync('node scripts/ios-prebuild -s', {
+      cwd: reactNativePath,
+      env: env,
+      stdio: 'inherit',
+    });
+    console.log('✓ iOS prebuild completed');
+  } catch (error) {
+    throw new Error(`iOS prebuild failed: ${error.message}`);
+  }
+}
+module.exports = {
+  findXcodeProjectDirectory,
+  runPodDeintegrate,
+  runIosPrebuild,
+};