Braille Calc is an application that allows you to do mathematical calculations from a Braille keyboard, all operations, functions and their results generate synthesized voice to facilitate its use in blind people, you can do basic operations such as addition, subtraction, multiplication and division as trigonometric calculations such as sine, tangent cosine and all functions derived from these, as well as numeric conversion systems Binary Hexadecimal and Decimal, also allows you to calculate square root, raise a number to exponent 2 or exponent 3, allows you to connect by Bluetooth the electronic Braille Hands device, which has 6 Braille buttons and 4 function buttons as well as a Joystick that makes it easy to navigate through all the drop-down lists and access each of its functions.
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