# App Asset Library Upload image and video assets once, then reuse them across your app’s App Store surfaces. ## Discussion Use the App Asset Library as a single place to manage your app’s marketing and product media. Upload an image or video once, then create placements to reuse it across screenshots, app previews, in-app events, and custom product pages. Read the reference data to discover the valid asset specifications, dimensions, and placement limits before you upload. ## Topics ### Essentials [Understanding the App Asset Library](/documentation/AppStoreConnectAPI/understanding-the-app-asset-library) Upload an image or video once, then reuse it across your app’s App Store surfaces with per-surface placements. [Uploading and managing image assets](/documentation/AppStoreConnectAPI/uploading-and-managing-image-assets) Reserve, upload, and commit an image to your app’s asset library, then update, archive, or delete it. [Uploading and managing video assets](/documentation/AppStoreConnectAPI/uploading-and-managing-video-assets) Reserve, upload, and commit a video to your app’s asset library, set its preview frame, then update, archive, or delete it. [Placing assets on your App Store surfaces](/documentation/AppStoreConnectAPI/placing-assets-on-your-app-store-surfaces) Create placements that position library assets on App Store surfaces, then set their display order within a localization. [Discovering asset specifications](/documentation/AppStoreConnectAPI/discovering-asset-specifications) Query the asset library reference data to learn the valid dimensions, formats, placement groups, and limits before you upload. [Migrating to the App Asset Library](/documentation/AppStoreConnectAPI/migrating-to-the-app-asset-library) Move your screenshots, app previews, and in-app event media from the deprecated set-based resources to the asset library. ### Managing the asset library [App Asset Libraries](/documentation/AppStoreConnectAPI/app-asset-libraries) Read an app’s library of reusable image and video assets. ### Managing image and video assets [App Asset Library images](/documentation/AppStoreConnectAPI/app-asset-library-images) Upload and manage image assets in an app’s asset library. [App Asset Library videos](/documentation/AppStoreConnectAPI/app-asset-library-videos) Upload and manage video assets in an app’s asset library. ### Placing assets [App Asset Library placements](/documentation/AppStoreConnectAPI/app-asset-library-placements) Place library assets on your App Store surfaces. [App Asset Library placement ordering requests](/documentation/AppStoreConnectAPI/app-asset-library-placement-ordering-requests) Set the display order of an app’s placements within a localization. ### Discovering asset specifications [App Asset Library reference data](/documentation/AppStoreConnectAPI/app-asset-library-reference-data) Discover the valid asset specifications, placement groups, and limits for placements. ### Data types [`string AppAssetLibraryAssetCategory`](/documentation/AppStoreConnectAPI/AppAssetLibraryAssetCategory) String that represents the category of an app asset library asset. [`string AppAssetLibraryAssetState`](/documentation/AppStoreConnectAPI/AppAssetLibraryAssetState) String that represents the state of an app asset library asset. [`string AppAssetLibraryDisplayClass`](/documentation/AppStoreConnectAPI/AppAssetLibraryDisplayClass) String that represents the display class of an app asset library asset. [`string AppAssetLibraryFeature`](/documentation/AppStoreConnectAPI/AppAssetLibraryFeature) String that represents the App Store feature an app asset library asset supports. [`string AppAssetLibraryMediaType`](/documentation/AppStoreConnectAPI/AppAssetLibraryMediaType) String that represents the media type of an app asset library asset. [`string AppAssetLibraryPlacementPlatform`](/documentation/AppStoreConnectAPI/AppAssetLibraryPlacementPlatform) String that represents the platform of an app asset library placement. [`string AppAssetLibraryPlacementState`](/documentation/AppStoreConnectAPI/AppAssetLibraryPlacementState) String that represents the state of an app asset library placement. [`string AppAssetLibraryPlacementType`](/documentation/AppStoreConnectAPI/AppAssetLibraryPlacementType) String that represents the type of an app asset library placement. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)