With Scanner Pro you can Email your scans, Print them or even Fax.
To do perform one of these actions:
Select the scan(s) in the main screen. At the bottom of the screen choose one of the options to operate them.
Use Open In to copy your scans in the other apps installed on your device. iCloud Export option uploads scans to iCloudDrive directory. Use Photos option to save the scanned and processed page to Camera Roll.
In addition to ability to move scans via drag&drop, there is manual way to do that:
select the scan in main document screen, tap Move, select the destinated location, Move.
combine a few scans into one: select two or more scans > tap Merge.
Note: the scan with the biggest amount of pages will be the first one in merged file. To re-order pages, simply drag&drop them in desired order.