These days Cloud services are becoming an important part of our life. You can have a look at my post on some best free Cloud Storage Options.
With increasing number of players in the industry and the variations in the list of features they provide; we tend to shift from one provider to another.
The solution to this problem lies in having an app which can help you manage all such cloud services from one place. My search for such a service lead me to these 4 (yes again more than one) options.