You are downloading the Simple Piano Synth XAP file v220.127.116.11 for Windows Phone. Simple Piano Synth is a free and useful Music app: A simple piano synthesizer! This app simulates a simple piano keyboard synthesizer with some basic options as to how it produces the sounds. You can ... You can now download the offline XAP file to install & try it.
Download Locations for Simple Piano Synth 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 Simple Piano Synth XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.