A touch input apparatus and method in a user terminal is provided. The apparatus includes a touch input unit for generating a touch input event according to a touch of a user; a single or multi touch input determiner for entering a drawing mode according to the touch input event and determining one of a single touch input and a multi-touch input; a touch point sampling unit for performing a touch point sampling according to a single touch movement and providing a sample point for a drawing when there is a single touch input; and a multi-touch processor for, when there is a multi-touch input, entering a multi-touch mode and performing a multi-touch action including at least one of an enlargement, a reduction, and a movement of a drawing screen according to a multi-touch movement.