How do I edit a video on am iOS 7?

[iMore Question]

I want to add music and titles to my videos but all the editing apps are for iOS 8.

 

[Bigeric23]

I'm not sure what you mean by ". . . all the editing apps are for iOS 8."

https://itunes.apple.com/us/app/magisto-magical-video-editor/id486781045?mt=8&at=10l3Vy