You are downloading the Perfect AppLock XAP file v220.127.116.11 for Windows Phone. Perfect AppLock is a free and useful Productivity app: Downoload smart and Perfect Applock for Windows phone. Applock for Windows allows user to lock facebook, Messenger, twitter, Instagram, skype, Uc ... You can now download the offline XAP file to install & try it.
Download Locations for Perfect AppLock 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 Perfect AppLock XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.