Ringtone cutter app for android and ios with admin panel

I need an Android app. I would like it designed and built. login with fb ringtone cutter select for iphone/android if iphone then .m4r convert and android mp3 after xcutting ringtone user need to write that ringtone name and select categories search other users can search that cutting rinhtones iphone saved in dropbox or files that can opened in grageband ads while user select saved ringtone video ads will start select iphone or android then shows ads without ads purchased option admin panel add ringtones delete and update name category category subcategory can be added from admin panel and others things