How to Speed Your iPhone & iPad
If you suffer from slow of your device ( iPhone 3G, 3GS, 4, 4S, iPhone 5) & iPad, this method is very effective, especially after long use, all you have to do is just follow the next steps:
Note: this method for jailbroken devices.
1- Open Cydia

2- From Cydia press Manage

3- Press Sources

4- Press Edit

5- Press Add

6- Write this URL:
http://cydia.iphonetweak.fr
Then press Add Sourcde

7- After installing this source, you will see iPhone Tweak in sources. Open it

8- Search about tool called “tsSpeeder A”

9- Choose and install it

10- After installing this tool, open Settings. You will find it.

11- Tab it and switch Enable On

12- Increase Animation Speed to x35.0

13- You can also speed your applications from Apps

14- Choose any application you want to speed it and switch on

After these steps, you will notice the speed difference in your device.