You are downloading the App Locker XAP file v22.214.171.124 for Windows Phone. App Locker is a free and useful Productivity app: Lock your social apps to enhance privacy and secure your private data. Social Apps :Facebook, twitter, Instagram, Keek, Vine, 6tag, 6 sec This app ... You can now download the offline XAP file to install & try it.
Download Locations for App Locker 126.96.36.199 XAP file
Note: To install it manually from an SD card, you should choose one of the server location above to get the offline App Locker XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.