diff --git a/app/constants/featureFlags.ts b/app/constants/featureFlags.ts
index c443b3f9fd6..a439f406657 100644
--- a/app/constants/featureFlags.ts
+++ b/app/constants/featureFlags.ts
@@ -15,6 +15,7 @@ export enum FeatureFlagNames {
   tokenDetailsV2Buttons = 'tokenDetailsV2Buttons',
   tokenDetailsV2ButtonLayout = 'tokenDetailsV2ButtonLayout',
   complianceEnabled = 'complianceEnabled',
+  legacyIosGoogleConfigEnabled = 'legacyIosGoogleConfigEnabled',
 }
 
 export const DEFAULT_FEATURE_FLAG_VALUES: Partial<
diff --git a/app/selectors/featureFlagController/legacyIosGoogleConfig/index.test.ts b/app/selectors/featureFlagController/legacyIosGoogleConfig/index.test.ts
new file mode 100644
index 00000000000..3a507ff875a
--- /dev/null
+++ b/app/selectors/featureFlagController/legacyIosGoogleConfig/index.test.ts
@@ -0,0 +1,56 @@
+import {
+  DEFAULT_LEGACY_IOS_GOOGLE_CONFIG_ENABLED,
+  selectLegacyIosGoogleConfigEnabled,
+} from '.';
+import { FeatureFlagNames } from '../../../constants/featureFlags';
+
+describe('Legacy iOS Google Config Feature Flag Selector', () => {
+  const originalEnv = process.env.MM_LEGACY_IOS_GOOGLE_CONFIG_ENABLED;
+
+  beforeEach(() => {
+    delete process.env.MM_LEGACY_IOS_GOOGLE_CONFIG_ENABLED;
+  });
+
+  afterAll(() => {
+    if (originalEnv === undefined) {
+      delete process.env.MM_LEGACY_IOS_GOOGLE_CONFIG_ENABLED;
+      return;
+    }
+
+    process.env.MM_LEGACY_IOS_GOOGLE_CONFIG_ENABLED = originalEnv;
+  });
+
+  it('returns the default value when the remote flag is missing', () => {
+    const result = selectLegacyIosGoogleConfigEnabled.resultFunc({});
+
+    expect(result).toBe(DEFAULT_LEGACY_IOS_GOOGLE_CONFIG_ENABLED);
+  });
+
+  it('returns the remote flag value when present', () => {
+    const result = selectLegacyIosGoogleConfigEnabled.resultFunc({
+      [FeatureFlagNames.legacyIosGoogleConfigEnabled]: false,
+    });
+
+    expect(result).toBe(false);
+  });
+
+  it('allows the local env var to force enable the legacy config', () => {
+    process.env.MM_LEGACY_IOS_GOOGLE_CONFIG_ENABLED = 'true';
+
+    const result = selectLegacyIosGoogleConfigEnabled.resultFunc({
+      [FeatureFlagNames.legacyIosGoogleConfigEnabled]: false,
+    });
+
+    expect(result).toBe(true);
+  });
+
+  it('allows the local env var to force disable the legacy config', () => {
+    process.env.MM_LEGACY_IOS_GOOGLE_CONFIG_ENABLED = 'false';
+
+    const result = selectLegacyIosGoogleConfigEnabled.resultFunc({
+      [FeatureFlagNames.legacyIosGoogleConfigEnabled]: true,
+    });
+
+    expect(result).toBe(false);
+  });
+});
diff --git a/app/selectors/featureFlagController/legacyIosGoogleConfig/index.ts b/app/selectors/featureFlagController/legacyIosGoogleConfig/index.ts
new file mode 100644
index 00000000000..be844dc3bd6
--- /dev/null
+++ b/app/selectors/featureFlagController/legacyIosGoogleConfig/index.ts
@@ -0,0 +1,26 @@
+import { hasProperty } from '@metamask/utils';
+import { createSelector } from 'reselect';
+import { FeatureFlagNames } from '../../../constants/featureFlags';
+import { getFeatureFlagValue } from '../env';
+import { selectRemoteFeatureFlags } from '..';
+
+export const DEFAULT_LEGACY_IOS_GOOGLE_CONFIG_ENABLED = true;
+
+export const selectLegacyIosGoogleConfigEnabled = createSelector(
+  selectRemoteFeatureFlags,
+  (remoteFeatureFlags) => {
+    const remoteValue = hasProperty(
+      remoteFeatureFlags,
+      FeatureFlagNames.legacyIosGoogleConfigEnabled,
+    )
+      ? Boolean(
+          remoteFeatureFlags[FeatureFlagNames.legacyIosGoogleConfigEnabled],
+        )
+      : DEFAULT_LEGACY_IOS_GOOGLE_CONFIG_ENABLED;
+    return getFeatureFlagValue(
+      // Use direct env access so Babel can inline this value in app builds.
+      process.env.MM_LEGACY_IOS_GOOGLE_CONFIG_ENABLED,
+      remoteValue,
+    );
+  },
+);
diff --git a/babel.config.tests.js b/babel.config.tests.js
index bf4dfe1bd1f..292e3151ff1 100644
--- a/babel.config.tests.js
+++ b/babel.config.tests.js
@@ -37,6 +37,8 @@ const newOverrides = [
       'app/components/UI/Ramp/hooks/useRampTokens.test.ts',
       'app/components/Views/confirmations/hooks/pay/useTransactionPayWithdraw.ts',
       'app/components/Views/confirmations/hooks/pay/useTransactionPayWithdraw.test.ts',
+      'app/selectors/featureFlagController/legacyIosGoogleConfig/index.ts',
+      'app/selectors/featureFlagController/legacyIosGoogleConfig/index.test.ts',
       'app/util/environment.ts',
       'app/util/environment.test.ts',
       'app/core/Engine/controllers/rewards-controller/utils/rewards-api-url.ts',
diff --git a/tests/feature-flags/feature-flag-registry.ts b/tests/feature-flags/feature-flag-registry.ts
index bb05b3aa658..2c696a8020c 100644
--- a/tests/feature-flags/feature-flag-registry.ts
+++ b/tests/feature-flags/feature-flag-registry.ts
@@ -2829,6 +2829,14 @@ export const FEATURE_FLAG_REGISTRY: Record<string, FeatureFlagRegistryEntry> = {
     status: FeatureFlagStatus.Active,
   },
 
+  legacyIosGoogleConfigEnabled: {
+    name: 'legacyIosGoogleConfigEnabled',
+    type: FeatureFlagType.Remote,
+    inProd: true,
+    productionDefault: true,
+    status: FeatureFlagStatus.Active,
+  },
+
   metalCardCheckoutEnabled: {
     name: 'metalCardCheckoutEnabled',
     type: FeatureFlagType.Remote,