You run out of your storage on IPhone or IOS device ?
Don’t worry you don’t have to buy space as u can get 2GB free space and that space will be with u even if u change your IPhone and buy new.
You just have to download the app DropBox ! It gives u 2GB Of free space and is fully secure ! And when u buy new IPhone just download DropBox in your new Phone too and just log in ! You data will be in your new Phone !
Want to know to do it ? Look into this : https://m.youtube.com/watch?v=sTL4wy0--jg
And yeah I forgot to menstion that you can even connect to your computer by it and transfer your data to Computer ! As I heard that only way to connect to PC was to use iTunes which is hard to use so this App is really helpful.