Xposed insaller for kitkat
Note-xposed app only root users.
if your phone not root then go to this link and root your phone root-android-phone.
1) Backup your current ROM in custom recovery. I am serious. Don't skip this step.
2) Get the Xposed installer from Download section from Xposed official thread (the latest version is typically available at this link: http://dl.xposed.info/latest.apk)For Kitkat.
3) Install and run Xposed installer and follow the instructions to activate Xposed framework
4) go your phone, setting security, clicke unknown soures.
5)install xposed then open go Framework.
7) Click download option and download apps,install app then go modules and tick the app.