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https://github.com/protosphere/PSDirectoryPickerController

Compatibility

• Compatible with iPhone/iPod Touch & iPad.
• Requires iOS 5 or higher.

Sample use

PSDirectoryPickerController *directoryPicker = [[PSDirectoryPickerController alloc] initWithRootDirectory:@"/path/to/some/directory/"];[directoryPicker setDelegate:self];[directoryPicker setPrompt:@"Choose a directory"];[directoryPicker setModalPresentationStyle:UIModalPresentationFormSheet];[self presentModalViewController:directoryPicker animated:YES];

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- (void)directoryPickerControllerDidCancel:(PSDirectoryPickerController *)picker{    NSLog(@"Cancelled!");}- (void)directoryPickerController:(PSDirectoryPickerController *)picker didFinishPickingDirectoryAtPath:(NSString *)path{    NSLog(@"Picked directory at %@", path);}