Multi Calculadora is a free Android application developed by Ivan9146. It falls under the category of Utilities & Tools and offers two different modes of calculation.

The first mode is the Basic Calculator, which includes standard operations like addition, subtraction, multiplication, division, and percentage. The second mode is the IVA Calculation, which allows you to enter the tax rate and calculate the inclusive tax value. The app is supported by ads and tracks usage through Google Analytics, as mentioned in their privacy policy.

Overall, Multi Calculadora is a handy tool for basic calculations and the IVA Calculation mode makes it stand out. It is easy to use and does not require any personal information to operate. The developer welcomes feedback and suggestions to improve the app's performance and user experience.