Yoxel Mailbox Assistant allows you to use your Salesforce views. Simply select one of the list tabs (Events & tasks, Opportunities, Leads, Accounts, Contacts, Cases)

and you will be able to see a drop down menu with your views for the corresponding type of records.

Select a view to access its list of records.

You also have an option to enter a text in the search box to look up all matching records of the current type.