You are downloading the Pixeli XAP file v18.104.22.168 for Windows Phone. Pixeli is a free Kids & Family App: Pixeli is a simple app to create 8-bit graphics which is also known as pixelated graphics.It allows the user to save the creation to the photo. You can now download the offline XAP package file to install & try it.
Download Locations for Pixeli 22.214.171.124 XAP file
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Pixeli XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.