[**@notifee/react-native**](react-native/reference/index)

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[@notifee/react-native](react-native/reference/index) / IOSNotificationCategory

# Interface: IOSNotificationCategory

A interface representing a notification category created via [`setNotificationCategories`](/react-native/reference/setnotificationcategories).

At minimum, a category must be created with a unique identifier, all other properties are optional.

View the [Categories](/react-native/ios/categories) documentation to learn more.

## Platform

ios

## Properties

### actions?

> `optional` **actions**: [`IOSNotificationCategoryAction`](react-native/reference/Interface.IOSNotificationCategoryAction)\[]

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:532](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L532)

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### allowAnnouncement?

> `optional` **allowAnnouncement**: `boolean`

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:499](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L499)

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### allowInCarPlay?

> `optional` **allowInCarPlay**: `boolean`

Allow notifications in this category to be displayed in a CarPlay environment.

Defaults to `false`.

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:488](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L488)

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### hiddenPreviewsBodyPlaceholder?

> `optional` **hiddenPreviewsBodyPlaceholder**: `string`

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:520](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L520)

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### hiddenPreviewsShowSubtitle?

> `optional` **hiddenPreviewsShowSubtitle**: `boolean`

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:513](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L513)

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### hiddenPreviewsShowTitle?

> `optional` **hiddenPreviewsShowTitle**: `boolean`

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:506](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L506)

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### id

> **id**: `string`

The unique ID for the category.

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:474](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L474)

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### intentIdentifiers?

> `optional` **intentIdentifiers**: [`IOSIntentIdentifier`](react-native/reference/Enumeration.IOSIntentIdentifier)\[]

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:522](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L522)

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### summaryFormat?

> `optional` **summaryFormat**: `string`

Specify a custom format for the summary text, which is visible when notifications are grouped together.

View the [Summary Text](/react-native/ios/categories#category-summary-text) documentation to learn more.

#### Defined in

[packages/react-native/src/types/NotificationIOS.ts:481](https://github.com/invertase/notifee/blob/main/packages/react-native/src/types/NotificationIOS.ts#L481)