"Economize" is a software application for Android systems, primarily directed to systems for Android smartphones that have as a minimum firmware version 2.2 Froyo. This application has the task of facilitating the management of their savings by keeping track of movements in and out, thanks to graphical devices, using easy instructions for use thereof."Economize" operates in a context linked to everyday life, it can be used to record revenue received his salary as a user, having sold its own article or winning money. In addition to this, "Save" will always be as close to the user, via their smartphones, he will be able to track your expenses in any area and separate them into different categories, easily selected from a list provided by the application, and then always have tabs on the outstanding balance and make a report through their movements, with the possibility also to edit and / or delete them if inserted incorrectly.