There are two ways:
Single file sharing
1. Go to Aloha downloads
2. Tap 3-dot icon in the upper right corner of any chosen file:
3. Tap 'Share' in the menu
4. Choose any app or tap 'More' for more choices.
Multiple file sharing
1. Go to Aloha downloads
2. Tap 'Edit' in the top right corner:
3. Select files:
4. Tap share icon:
5. Select the app you like to share to, or tap More to see wider apps selection.