CostPal
CostPal is your personal finance manager
...This application is distributed under GNU GPL version 2 license.
CostPal Mobile is an additional application for your smartphone to interoperate with CostPal on your PC (currently available only for Android OS).
With it's smooth intuitive interface (and by using it every day) you can spend minimum time required for tracking your personal expenses (less than 5 minutes a day!).
It's purpose is to act as a scratchpad, not a standalone application for managing personal finance - for that you have CostPal.
Currently only Dropbox is supported as a cloud storage used for data exchange.