in not a free Adove?

hello everyone, im kinda fonfused about this adove program, for years i been used this adove for save some files. but now my computer saids that i need to update the sofware? and i navigated to the adove site and now said that i need to see and choose a plan? can someone tell me if this a free program or is a paid plan cause i have i cloud but this sofware is in my way, thanks