달력 가계부 is a free Android app developed by Lovely Golden Apps. It combines the functionality of a calendar with a personal finance management tool. With this app, users can easily keep track of their income and expenses by recording them directly on the calendar.

The main features of 달력 가계부 include the ability to record income and expenses directly on the calendar, view income and expense history for specific time periods, add and edit income and expense categories, view statistics based on different categories, and even enable a password lock for added security.

This app is a great solution for individuals who want a convenient way to manage their finances while also keeping track of their schedule. With its intuitive interface and comprehensive features, 달력 가계부 makes it easy to have a clear overview of your financial situation at a glance.

Please note that the developer's contact information is not provided in this review.