Get Installed application android

public void getAllRunningProcess() {
        int flags = PackageManager.GET_META_DATA
                | PackageManager.GET_SHARED_LIBRARY_FILES
                | PackageManager.GET_UNINSTALLED_PACKAGES;

        List<ApplicationInfo> applications = pm.getInstalledApplications(flags);
        for (ApplicationInfo appInfo : applications) {
            if ((appInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 1) {
                // System application
            } else {
                // Installed by user
                appList.add(appInfo);
                adapter = new CustomAdapter(ctx, appList);
                list_view.setAdapter(adapter);

            }
        }
    }

IT will return you list of applist which you have installed.