Abstract: In one aspect, a computerized system comprising: a user-interface configured to: display a skin color selection, wherein the skin color selection comprises a plurality of skin pigments, receive a user skin color selection, display a skin cancer familial history input field, receive a skin cancer familial history input value, display a sun protection factor (SPF) input field, receive a SPF sunscreen input value selection for sunscreen being used; a sun exposure monitoring application operating in the computer system configured to: translate the skin color selection to a maxim sun exposure value, and computer a maximum sun exposure time using the user skin color selection, the skin cancer familial history input value, and the SPF selection for a sunscreen being used, monitor a sun exposure of the computer system, implement an alert signal when the maximum sun exposure time is reached.