apticron software package provides Simple tool to mail about pending package updates, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install apticron
apticron is installed in your system.
Make ensure the apticron package were installed using the commands given below,
$ sudo dpkg-query -l | grep apticron *
You will get with apticron package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Administration Utilities |
| Package | apticron |
| Version | 1.1.55 |
| Description | Simple tool to mail about pending package updates |
| Sub Section | Admin |