API Reference > imodeljs-frontend > NativeApp > Storage Storage Class A local disk-based cache for key value pairs for NativeApps. note This should be used only for local caching, since its not guaranteed to exist permanently. Methods Name Description constructor(id: string): Storage getData(key: string): Promise<undefined | StorageValue> Get the value for a key getKeys(): Promise<string[]> Return an array of all keys in this Storage. removeAll(): Promise<void> Remove all keys and their data. removeData(key: string): Promise<void> Remove a key and its data. setData(key: string, value: StorageValue): Promise<void> Set value for a key Properties Name Type Description id Readonly string Defined in core/frontend/src/NativeApp.ts Line 308 Last Updated: 29 November, 2022