Best Root Apps

Rom Toolbox
This application is great for ROM Management, App Manager, Root Explorer, Scripter & Terminal Emulator, and other great features

Paid Version Here : Rom Toolbox Pro

Free Version Here : Rom Toolbox Lite

Android Tuner
is a great application with great features, such as Device manager, Application Manager, Network manager, System Control, System Toggles and MORE.

Paid Version Here : Android Tuner
Free Version Here : Android Tuner Free

Triangle Away: 
To remove the yello triangle after rooting your Android device, this app is paid and totally worth it

Paid Version Here : [root] Triangle Away

Greenify
Is a good application to make your Android device more faster, by hibernating the background apps that you don't use. this application is completely free

Paid Version Here : Greenify [Donation Package]
Free Version Here : Greenify

AdBlock Plus for Android
to block ads on your Android device
this app is not avalibale on the playstore but you can still install it from this link 

Nandroid Manager
Nandroid Manager is the ultimate tool for managing all of your nandroid backups such as apps+data, text messages, call logs, and much more!

Paid Version Here : Nandroid Manager Pro
Free Version Here : Nandroid Manager * Root

Titanium Backup:
You can backup, restore, freeze (with Pro) your apps + data + Market links. This includes all protected apps & system apps, plus external data on your SD card. You can do 0-click batch & scheduled backups. Backups will operate without closing any apps (with Pro). You can move any app (or app data) to/from the SD card. 

Paid Version Here : Titanium Backup PRO Key ★ root 
Free Version Here : Titanium Backup ( You must have the free key before downloading the key )