DeclareFácil is an Android application developed by DeclareFacil and licensed for free use. It is part of the Utilities & Tools category and aims to simplify the calculation of Income Tax and the issuance of DARF for freelancers and self-employed professionals. The app also allows day traders to issue an avulso DARF and stay up to date with the tax authorities. The app offers a straightforward process for generating the DARF for Carnê-Leão, eliminating the bureaucratic process involved in using the Sicalc online system of the Federal Revenue. It also allows for the generation of the avulso DARF for day trade and other types of variable income. Additionally, the app provides an easy-to-use platform for filling and submitting your Income Tax return. The app's features make it an excellent tool to stay up to date with tax obligations and avoid penalties for non-compliance.