You are downloading the Slim CD XAP file v220.127.116.11 for Windows Phone. Slim CD is a free and useful Business app: This version of the SLIM CD application runs on Windows Phone 8 and above. It supports a card swipe device or keyed transactions. Receipts can be ... You can now download the offline XAP file to install & try it.
Download Locations for Slim CD 18.104.22.168 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline Slim CD XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.