Forever I've been keywording via fotolia's browser interface.

I'd like to go through fotolia and do a huge sweep of images and fix their keyword hierarchy. I came across this app:

https://blog.fotolia.com/us/2014/01/30/ask-the-expert-fotolia-keywording-tools/

Is this correct for the purpose? Or is this for people who take iphone pics? Does it apply to the same system the same as the browser interface?