How to install F.lux without jailbreak

F.lux is a tweak in Cydia very old that was created with the idea to allow us to control how our iPhone screen colors so that could change the standard format of Apple.

We are not talking about screen brightness, but exactly how they are shown on the screen colors, F.lux with options that normally does not iOS offers us, and thanks to iOS 9.1 F.lux special version can be now installed in our terminals.

The developer of this application flow created specifically for installation only in iOS 9, and that since the new version of the operating system allows installation of any type of applications, but only through a Mac it is installed Xcode.

To install F.lux on iPhone, iPad or iPod Touch you have to follow the procedure below:

1. Download Xcode on the Mac from here and install it.
   
2. Download F.lux special version here.
   
3. Unzip the downloaded file and open the file in XCode iflux.xcodeproj.
   
4. Access Xcode> Preferences> Accounts and log in with your Apple ID or developer account.
   
5. In looking Targets section iflux> General> Identity and change the last part (the word after the last point) with a single word.
   
6. In section Identity> Team tap your Apple ID, or developer account.
   
7. Connect iPhone, iPad or iPod Touch to your Mac.
   
8. In the upper part of Xcode you will see the list of devices that can run the simulator, select your terminal.
   
9. Product section in Xcode choose the option Destination Menu and select the name of your terminal if prompted.
   
10. Now either press the key combination Command + R or press the big button Play to install Xcode.
    
11. Now the terminal will display a message asking you to go to Settings> General> Profiles to confirm that you trust your developer profile by pressing Options Trust.
    
12. Now repeat Step 10 to install the application.
    
13. After installation you have to allow your application to send notifications F.lux and have access to the application.

After completing the application procedure F.lux you can access from the main application.