which is the best photo editing app for android?

I am using lot of photo editing app download from google paly store but no one give provide his premium feature unlocked and charge a amount against it. so I need the app which has unlock these features like remove watermark, Cropping, Add music and audio, and additional Filter and effects.
plz suggest me the best one thanks like this
http://www.getinshotproapk.com

dude at least use a different username, its so obvious for a viral advertising attempt