Simple Bookkeeping Tool app for iPhone and iPad

Simple bookkeeping tool is a simple tool to provide users with the function of bookkeeping.
You can add revenue and add expenses, recording details of each revenue and expense.
The app records your income and expenses every month and calculates the sum.
You can also modify your avatar and name.
You can also view the details of each expenditure and income.
Income provides some templates, expenditure provides some templates.
You can view the amount of each income and expense.
This app is really useful.