You are downloading the Pocket Recorder XAP file v10.0.0.0 for Windows Phone. Pocket Recorder is a free and useful Productivity app: Version 10 adds support for Windows Phone 8.1 including:-save to directly to device folders or sd card-attach to email-Share with Office, ... You can now download the offline XAP file to install & try it.
Download Locations for Pocket Recorder 10.0.0.0 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP 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 Pocket Recorder XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.