apper software package provides KDE package management tool using PackageKit, you can install in your Ubuntu 14.04 LTS (Trusty Tahr) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install apper
apper is installed in your system.
Make ensure the apper package were installed using the commands given below,
$ sudo dpkg-query -l | grep apper *
You will get with apper package name, version, architecture and description in a table
| Distro | Ubuntu 14 04 lts trusty tahr |
| Section | KDE |
| Package | apper |
| Version | 0.8.1-1 |
| Description | KDE package management tool using PackageKit |
| Sub Section | KDE |