Instub-browse Instagram through category

Instub is a Instagram based Image app.I like beautiful Images,especially on Instagram,but it is hard to discover wonderful account.So I build this app to discover some of them.If you have the same feeling as me,just download it.Instub provide several categories such as photograph,cat,explore,minimal.More category is on the way.Each category updates 100 Images per day.Later in version 2,we will give you guys the ability to recommend Image,category or account,like a community.