You are downloading the Whisper Notes APPX file v220.127.116.11 for Windows Phone. Whisper Notes is a free and useful Social app: Introducing YANA : Yet Another Note App, a fantastic social note application allowing you to store personal and public notes. YANA features ... You can now download the offline APPX file to install & try it.
Download Locations for Whisper Notes 18.104.22.168 APPX file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline APPX File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Whisper Notes APPX file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.