You are downloading the Case Opener XAP file v22.214.171.124 for Windows Phone. Case Opener is a free Strategy Game: Case Opener provides:- The most realistic representation of CSGO opening - All the cases, including souvenir ones from Counter Strike- DoubleRoulette - bet on. You can now download the offline XAP package file to install & try it.
Download Locations for Case Opener 126.96.36.199 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 Case Opener XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.