Disclosed are an apparatus and method for user-customized interpretation and translation, in which the user-customized interpretation and translation apparatus including an original text receiver configured to convert an input original into a text; a configuration manager configured to receive and provide user-settings information; a translation object preprocessor configured to perform a preprocessing function on the input original text according to the user-settings information when the original text is received from the original text receiver; and an automatic translator configured to translate the original text and make an output according to set translation types.