You are downloading the LostKeys XAP file v220.127.116.11 for Windows Phone. LostKeys is a free and fun Platformer game: Have you ever found yourself feeling nostalgic for classic arcade games or perhaps your old Atari or NES console games? Lost Keys for Windows Phone ... You can now download the offline XAP file to install & try it.
Download Locations for LostKeys 18.104.22.168 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 LostKeys XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.