Mockingbird is
a new jailbreak tweak that brings a completely different and
beautifully redesigned App Switcher experience with a nice visual layout to any
jailbroken iDevices running iOS 9 or higher. Mockingbird combines App Switcher
cards and Notification Center notifications in the same screen in an unique
style which you will definetly like that. You can quickly access both
notification Center and App Switcher at the same time which is simply amazingly
great. After installing this tweak, You can have option to enable or disable
from the tweak preferences in the settings panel. 

Mockingbird is a new jailbreak tweak that brings a completely different and beautifully redesigned App Switcher experience with a nice visual layout to any jailbroken iDevices running iOS 9 or higher. This tweak combines App Switcher cards and Notification Center notifications in the same screen in an unique style which you will definetly
Not only this, you can also
have an invert option to choose two different layouts (top and buttom) as you
can see in the pictures. When using your device, you have many applications
running at the same time. Tap any app or notification from App Switcher to go
to it and to quickly close any app, simply hold down the application you want
to.To make any changes in it, respring is required and landscape mode is
currently in beta stage, so stay updated.
Mockingbird tweak is available on Cydia’s
BigBoss Repo for $1.99 and is compatible with iOS devices running iOS 9 or
higher.
To get this tweak, you need to be jailbroken.
So if your device has not yet jailbroken then here’s How to jailbreak iOS 9.0.2 using Pangu.